329 results about "Single product" patented technology

The invention discloses an automobile aluminum decoration plate product quality tracing method, and belongs to the technical field of product tracing, and the method specifically comprises the steps: firstly, generating a unique root identification code containing basic information for an aluminum decoration plate raw material, and enabling the root identification code to comprise three basic information including a supplier number, a material batch number and warehousing time; and deploying a terminal in key processes such as warehousing, stamping and oxidation to collect process data of the bound identification code in real time. And then integrating the data through a collection module to generate a complete quality file of a single product, and establishing an adjacent process parameter causal mapping model to form an abnormal tracing link. On the basis, a parameter monitoring boundary is set, and standard-exceeding early warning and abnormal batch locking blocking are achieved. Finally, a bidirectional tracing query channel is constructed, forward trajectory tracking based on identification codes and reverse raw material and process positioning based on problem features are supported, and whole-process quality control is achieved.

The application discloses a method for recombining sub-products based on ingredient composition, which comprises the following steps: separating a homogeneous mixture into a plurality of homogeneous intermediate products with different ingredients by a physical separation method; and selecting at least two homogeneous intermediate products to be uniformly mixed according to a set ratio by using a digital blending technology, so as to obtain a required sub-product. By using the method, a single product can be converted into a plurality of sub-products with different characteristics from the initial product without interfering with the existing production process of the product. The process is simple, the process is controllable, and the method is suitable for large-scale production and has a wide application prospect.

The utility model discloses a transmission system for detecting and packaging sensor products, which comprises a transmission detecting mechanism, the transmission detecting mechanism comprises a feeding mechanism, a rotary visual detecting mechanism and a discharging and packaging mechanism, the feeding mechanism is used for unloading grouped products in a carrier and conveying the grouped products to a picking mechanism, and the rotary visual detecting mechanism is used for conveying the grouped products to the discharging and packaging mechanism. The picking mechanism conveys a single product to the rotary visual inspection mechanism for appearance recognition of the product, and the braid packaging mechanism packages and rolls the product passing recognition. According to the utility model, the feeding mechanism, the rotary visual detection mechanism and the discharging and packaging mechanism form a complete detection and packaging assembly line, and an automatic conveying mechanism, a multi-level visual detection mechanism and a standardized packaging process are adopted, so that smooth connection from detection to packaging is realized, reliable material supply guarantee is provided for a subsequent automatic production line, and the production efficiency is improved. Manual intervention is reduced, the production line efficiency is improved, and the efficiency, reliability and production safety of the sensor product detection and packaging link are remarkably improved.

The invention relates to the technical field of optical fiber communication, in particular to optical fiber collimator full-automatic high-precision coupling assembly equipment which comprises a main body unit, a vertical adjusting unit, a gluing curing unit, a horizontal moving unit, a clamping positioning unit, an optical power detection module and a control module. Through full-process automatic collaborative design, standardized operation of assembly of the optical fiber collimator is achieved, the assembly period of a single product is shorter, the operation efficiency is improved, high-precision motion control and coaxial centering clamping are adopted, optical vibration isolation design and a hybrid optimization coupling optimization algorithm are matched, the product percent of pass can be further improved, and the production cost is reduced. The product consistency and reliability are improved, the waste of glue and other materials can be reduced by utilizing a double quality control mechanism of visual defect detection and real-time optical power feedback, the production cost is reduced, and the product quality can be further improved.

The application provides a multi-modal personalized clothing recommendation method and system based on single product compatibility, comprising the following steps: step 1: using a multi-head self-attention mechanism to model and represent clothes and users respectively; step 2: using the existing single product matching in the historical data, combining the position encoding of different types of single products, modeling the matching degree between the user and different types of single products; step 3: based on the interaction history of the user and multiple single products, using user-single product interaction graph for collaborative position encoding, thereby enhancing the representation of user behavior characteristics, combining the position encoding with the modal features of the user's corresponding interest group, modeling the user preference, and combining the collaborative information between the user and the single product for diversified recommendation. The application introduces the learning of single product features, provides a more personalized and flexible recommendation strategy to meet the diversified needs of users for clothing matching.

The invention discloses a discrete manufacturing multi-view BOM dynamic derivation method and system based on a tree-shaped network structure, and belongs to the technical field of intelligent manufacturing and product data management. The method comprises the following steps: constructing a tree body as a single product data source, and storing a hierarchical relationship, attribute definition and engineering semantics of a product in a tree structure; based on the tree body, dynamically matching derivation rules through a mesh mapping relation library; executing rule matching, semantic verification, structure reconstruction and dictionary verification by utilizing a dynamic view derivation engine to generate a target BOM view; semantic constraint and verification are carried out on the derivation process through a BOM data dictionary module; and realizing access control and audit based on role, scene and data sensitivity through the security and authority control module. According to the method, a new generation of xBOM dynamic derivation architecture which takes a tree form as an ontology, takes a net form as mapping, is configurable in rule and is strong in data specification is constructed; the fundamental problem of discrete manufacturing multi-view BOM management is solved, and engineering rationality and service flexibility are both achieved.

The high-precision flexible laser welding production line based on visual recognition comprises a rack and a three-partition wire groove formed in the rack, and the three-partition wire groove is used for installing a high-voltage cable, a low-voltage cable and a signal cable. A conveying system, a motion control system, a laser welding system, a closed-loop cooling system and a control system which are in butt joint with a CCS line body conveying device are arranged on the rack, the cooling system comprises a cooling-water machine and a nitrogen flow meter, deionized water is adopted as a cooling medium, the water temperature control precision is + / -1 DEG C, the cooling flow is 5-20 L / min, and the control system is connected with the CCS line body conveying device. The water temperature, water pressure and flow real-time monitoring and alarming functions are achieved, and laser output is automatically cut off when cooling is abnormal. The modular chemical station can support flexible switching between single-machine operation of a sample line and line connection operation of a mass production line by increasing, decreasing and adjusting the welding process, a special line does not need to be built for a single product, the requirement for collinear production of multiple products is met, and the production line modification cost is greatly reduced.

The invention relates to an AI-based 3C product export compliance automatic detection method, which comprises the following steps: monitoring laws and regulations issuing platforms of 37 national supervision organizations at a frequency of not less than 30 minutes per time through a distributed crawler cluster deployed at a plurality of geographic nodes, and obtaining technical laws and regulations updating data of a target export country; a dynamic compliance mapping knowledge domain with a version tracing function is constructed, nodes comprise a standard term entity, a test method entity and an exemption condition entity, and edges comprise a logic dependence edge, a conflict edge and a reference edge. According to the AI-based 3C product export compliance automatic detection method, through collaborative optimization of a distributed crawler cluster and a hybrid neural network, single product detection is shortened to 3.4 minutes, vision-text-signal three-mode coupling analysis is constructed, the bottleneck of single-mode processing is broken through, the technical document analysis speed is increased by 18 times, real-time frame processing is achieved through video stream analysis, and the detection efficiency is improved. The 60fps video stream delay is less than 0.1 s, and the detection efficiency is remarkably improved.

The invention discloses a multi-industry-oriented intelligent packaging box, an interaction method and a traceability management system. The packaging box is used for packaging paper, metal, plastic or bamboo materials in the industries of food, medicine, tea and the like, and the NFC chip is integrated in a laminating, groove embedding or pasting mode. The chip pre-stores an instruction, so that the mobile phone automatically jumps to a brand owner interaction applet in WeChat after being touched, and can seamlessly jumps to an independent professional anti-counterfeiting traceability applet for checking after watching customized contents of brand enterprises and the like in the industry. The back end of the system carries out cross-industry correlation analysis on single item NFC interaction data and RFID logistics data of a transportation unit on a central platform, and an end-to-end closed loop from consumer interaction to supply chain management is realized. The invention provides a set of standardized and reusable intelligent packaging solution, and the user experience, the product credibility and the enterprise refined operation capability are remarkably improved.

The invention discloses a height-variable connector. The height-variable connector comprises a lower connector main body, an upper connector main body, at least one elastic element and a height adjustment locking mechanism, the upper connector body can slide in the vertical direction relative to the lower connector body, and a plurality of gear grooves are formed in the outer side wall of one of the upper connector body and the lower connector body in the sliding direction. The elastic element is arranged between the two parts and provides elastic force for separating the two parts from each other. The height adjustment locking mechanism comprises an elastic arm which is arranged on the other one and provided with a protruding end, and the protruding end can be selectively clamped with any gear groove so that the relative position of the upper connector body and the lower connector body can be locked at the preset height. Through cooperation of the elastic element and the height adjusting and locking mechanism, multi-gear height adjustment and reliable locking are achieved, the problem that a traditional connector is fixed in height and inconvenient to adjust is solved, different height requirements can be met through a single product, cost is saved, and assembly and maintenance are convenient.

The utility model discloses a short piece automatic screwing machine, specifically relates to electrical component assembling equipment technical field, including short piece feeding device, screw feeding device, material track, conveying track, screw tightening device, short piece positioning cylinder, base box, short piece feeding device is used for directional delivery short piece to conveying track, screw feeding device is used for the orderly arrangement and conveying to the location of waiting for loading. Short piece automatic screwing machine disclosed by the utility model realizes the automatic feeding, accurate conveying, positioning and locking whole process automation of short piece and screw through the integration of short piece feeding device, screw feeding device, conveying track, screw tightening device and electrical control system, effectively replaces the operation mode of traditional dependence on manual feeding, positioning and tightening one by one, reduces the manual intervention link and the operation time of single product, thereby improves production efficiency, can stably satisfy the rhythm demand of large -scale, batch production.

The utility model discloses a double-end hot filling production line, which comprises a conveyor, a hot filling machine, a hot filling machine, a hot filling machine, a hot filling machine and a hot filling machine, wherein two conveying rails are arranged on the conveyor and are used for conveying containers to be filled; the machine table is located on one side of the conveyor; the lifting mechanism is arranged on the machine table and provides driving force for production; the material tank mechanism is connected with the output end of the lifting mechanism, ascends and descends under the action of the lifting mechanism and is used for storing materials; the discharging mechanism is connected with the charging bucket mechanism and is used for discharging materials in the charging bucket mechanism; and the two discharging heads are connected with the discharging mechanism and directly face the two conveying rails correspondingly. The number of the filling heads is increased, that is, a double-head simultaneous operation mode is adopted, so that the production efficiency is remarkably improved. On the basis of keeping the stability of the original production process and the reliable quality, the double-head hot filling production line can greatly shorten the production cycle of a single product, so that the ever-increasing market demand is met.

The utility model discloses an oriented strand board production board bundling device which comprises a base, a cabinet body is fixedly connected to the top of the base, two cabinet doors are rotatably connected to the interior of the cabinet body, handles are fixedly connected to the exteriors of the cabinet doors, a first base is fixedly connected to the top of the cabinet body, and a second base is fixedly connected to the top of the first base. The top of the first base is fixedly connected with a second base, and the exterior of the second base is fixedly connected with a first motor. By means of the structure, the first motor outside the second base is driven to be matched with the first driving rod to drive the external roller to rotate, so that the rope outside the roller is rotated, an operator binds one end of the rope and the fixed oriented strand board, and therefore binding operation can be completed at a high speed; compared with a manual bundling mode or other non-electric modes, the production efficiency is greatly improved, the production time of a single product is shortened, the rhythm of the whole production process is favorably improved, and the requirement of large-scale production is met.

The utility model belongs to the field of assembly line, provide a kind of automatic assembly line applied to storage box, including rack, material moving mechanism, gyro wheel assembly mechanism and handle assembly mechanism, gyro wheel assembly mechanism includes stop subassembly, first assembly component and second assembly component, stop subassembly mobilely abuts in the outside wall of box body, second assembly component can be close to or away from relative first assembly component, and first assembly component and second assembly component all include clamping arm and pressing arm.Compared with prior art, the utility model has the advantages that full-automatic, integrated assembly of gyro wheel and handle on box body is realized, the assembly line greatly reduces manpower input, eliminates the instability of manual assembly, significantly improves production efficiency and product consistency;The whole assembly line layout is compact, and each mechanism action is smooth, which optimizes production rhythm, effectively reduces the manufacturing cost of single product, and guarantees the consistency of handle and gyro wheel assembly quality on box body.

The invention discloses an automatic bending and cutting device for producing and manufacturing an LED lamp bead plate, which comprises a manufacturing table and a plate body, limiting rollers are arrayed on the bottom surface of the manufacturing table, one end of the manufacturing table is connected with a bending mechanism, two sides of the manufacturing table are provided with cutting mechanisms, the plate body is accurately and continuously conveyed through a plurality of groups of limiting rollers driven by a motor, and the cutting mechanisms are arranged on the two sides of the manufacturing table. A plurality of groups of bending heads are driven to act synchronously in combination with a screw rod mechanism, so that a plurality of plate bodies can be bent simultaneously, and a full-automatic closed loop from processing to recycling is formed in cooperation with instant completion of laser cutting and gravity blanking, the positions and the conicity of the bending heads can be flexibly adjusted, and the production efficiency is improved. According to the utility model, the plate body can be quickly adapted to different product designs without replacing the die, the processing time of a single product is reduced, the overall production efficiency is obviously improved, the limiting roller system effectively prevents the deviation of the plate body in the conveying process, and accurate positioning is provided for subsequent processing.

1. The name of the design product: anti-fake label (Kangmai single product - Anximai). 2. The use of the design product: the design product is used for sticking on the surface of the target object or the packaging of the target object, and plays an anti-fake role. 3. The design points of the design product: in the pattern. 4. The picture or photo that best indicates the design points: front view. 5. The design product is a flat product, and other views are omitted.

The utility model relates to screw technical field, and disclose a detachable insulating sleeve screw, including screw body, the upper end fixed mounting of screw body has round head, the left and right sides of round head are provided with side respectively, the upper end swing joint of round head has upper insulating sleeve, the outer wall swing joint of round head has the lower insulating sleeve below upper insulating sleeve, the left and right sides of lower insulating sleeve upper end surface all fixed mounting have fixed link. The utility model through the cooperation between screw body, side, upper insulating sleeve, lower insulating sleeve and quick -release assembly, utilize the setting of quick -release assembly, realized the fixed role of upper insulating sleeve and lower insulating sleeve at screw body, adopt to change quick -release assembly and the connecting mode of upper insulating sleeve, simplified the dismounting step of upper insulating sleeve and lower insulating sleeve, make the original unremovable structure become two freely assembled single product combination, reduced the difficulty in the production of product, played the role of reducing cost.

The application discloses a test fixture for electrical performance of FCBGA single product, and belongs to the field of electrical performance test of FCBGA single product. The FCBGA single product is in a rectangular structure. The fixture substrate is fixedly installed on an external flying probe test machine. A plurality of rectangular test sites are arranged on the fixture substrate and used for placing the FCBGA single product. The size of the test site is greater than that of the largest specification of the rectangular FCBGA single product. An L-shaped reference block is fixedly arranged at a first reference corner of the test site, and an inner corner is arranged on the L-shaped reference block. The inner corner is designed to be matched with a first corner and two side edges of the FCBGA single product. A strip-shaped stopper is arranged at a second reference corner of the test site. The first reference corner and the second reference corner are two opposite reference corners of the test site diagonal line. The first corner of the FCBGA single product is abutted against the L-shaped reference block, and the strip-shaped stopper is abutted against the second corner of the FCBGA single product. The first corner and the second corner are two opposite corners of the FCBGA single product diagonal line. Based on the above structure, the efficiency and quality of the flying probe test link are improved, and the test work on different size products is met.

The application discloses a virtual commodity intelligent shelving and management system for a financial institution credit mall, relates to the technical field of virtual commodity intelligent shelving and management, and is aimed at the sudden shortage of a single product in a combination product, automatically screens the best substitute based on a dynamically constructed equity relation graph, and performs real-time rule conflict detection through graph weight fusion, so that the substitute scheme can meet the user preference and the cost limit of the financial institution at the same time, compared with the existing scheme that needs manual checking of the inventory and rules, the system can compress the processing time limit from hours to seconds, and completely avoid customer complaints caused by manual errors; meanwhile, a double protection mechanism through an intelligent compliance fuse is introduced, the matching degree of a user risk label and a KYC strategy is verified in the commodity shelving stage, and high-risk exchange is intercepted.

The invention discloses a product turnover device of a sanitary towel packaging machine. The product turnover device is mainly composed of the following parts: a rack part serving as a supporting structure; and the double-station product receiving subassembly is provided with a material receiving servo, a material stirring chain and a material stirring plate, so that the products can be alternately received by two stations and conveyed to the main channel. The one-time product pushing subassembly is composed of a material pushing servo and a pushing plate and is responsible for pushing the product to a turnover mechanism; and the overturning subassembly is internally provided with a rotating servo motor and a rotating panel and can drive the product to overturn by 90 degrees. The secondary product pushing subassembly comprises a secondary pushing servo and a material pushing rod and is used for pushing the overturned products to the next station, and the double-station product receiving subassembly controls a material stirring plate to alternately receive materials through a material receiving servo A and a material receiving servo B, so that the time waste of manual material receiving is eliminated, continuous and rapid collection of the products is realized, manual intervention on pushing, overturning and subsequent conveying of the products is not needed, and the production efficiency is improved. And the packaging time of a single product is greatly shortened.

The present invention relates to an automatic packing method for home textile products, which includes the following steps: scanning the product label information and bagging to obtain single items; conveying and detecting multiple said single items, and determining the single items whose detection results match the label information as qualified single items; counting the qualified single items, and packing a set number of said single items into boxes to obtain full-box products, and generating the information of the full-box products. The present invention also relates to an automatic packing system for home textile products, which includes a scanning device, a conveying device, a detecting device, a counting device, a packing device and a control device. Through the above method and system, the automatic packing of home textile products can be achieved. Compared with the manual packing process in the prior art, the degree of automation is higher, the possibility of human error is reduced, the working intensity of operators is lowered, and the time cost and labor cost of the packing process are saved.

The utility model provides a multi-hole-site detection device, relates to the technical field of multi-hole-site detection auxiliary devices, and aims to solve the problems that a corresponding detection tool meeting requirements is designed for a special product in the existing mode of detecting the distance between adjacent hole sites in a multi-hole-site product, and the product is sleeved on the special detection tool during detection, so that the detection efficiency is high. According to the detection mode, the problems that a special detection tool corresponds to a single product, and detection work of different product hole sites cannot be limited exist exist, the detection tool comprises a working base, universal wheels are evenly distributed at the bottom of the working base, a support is installed on the working base through a vertical rod, and containing grooves are evenly distributed in the support; the accommodating grooves are circumferentially distributed on the support, electric cylinders are mounted in the accommodating grooves, sliding rods are slidably connected in the electric cylinders, sliding seats are fixedly connected to the tail ends of the sliding rods, the sliding seats are slidably arranged in the sliding grooves, measuring rods are fixedly connected to the sliding seats, and a to-be-measured product is movably connected to the support. The to-be-tested product is movably arranged on the measuring rod.

A product-activity-tunable method for calcining a carbonate mineral, relating to a method for calcining a carbonate mineral. In the present invention, two stages of reactions (i.e., a carbonate decomposition reaction and a product high-temperature sintering reaction) of a carbonate calcination process are separated in two reactors, i.e., a carbonate decomposition reactor and an activity tunning reactor, and the activity of products is flexibly regulated and controlled by respectively controlling the reaction conditions of the two reactors, thereby achieving co-production of multiple active products, and solving the problems of traditional production technologies, e.g., single product activity and limited product application. In addition, high-temperature flue gas from the activity tunning reactor is used as a heat source for the carbonate decomposition reactor, achieving efficient cascade utilization of energy in a system, and achieving significant energy saving and consumption reduction effects. In addition, the production process takes only a few seconds to a few minutes, the system processing capacity is high, and large-scale industrialization is easy to achieve.

The invention discloses full-automatic production equipment and a production method of a rocker switch, and the full-automatic production equipment of the rocker switch deconstructs a production line into a base assembly installation line, a contact piece and housing installation line, and a base assembly reversing mechanism and button assembly installation line according to the production process of the rocker switch, and the base assembly installation line completes the assembly of a base assembly. The contact piece and housing installation line completes assembly of the base assembly, the base assembly reversing mechanism is used for reversing of the base assembly, and the button assembly installation line completes the button assembly and final assembly. According to the full-automatic production equipment for the rocker switch, all procedures are seamlessly connected from base feeding to final button pressing, manual intervention is not needed, assembly line work is achieved, pretreatment and assembly of different parts can be conducted at the same time through the multiple feeding rails and the transfer mechanism, the production takt time of a single product is greatly shortened, and the production efficiency is improved. Manual assembly which is low in efficiency and prone to fatigue is completely replaced, the production speed is stable and predictable, and the capacity requirement of large-scale orders can be met.

The utility model discloses an automatic water injection mechanism for dynamic water detection trial of a dish-washing machine. The device comprises an annular detection assembly line, a water injection table is arranged on the side face of the annular detection assembly line, a movable seat is installed on the water injection table, a water guide pipe is installed on the movable seat, an angle seat valve is installed at the end, right facing the annular detection assembly line, of the water guide pipe, and a water injection head is installed on the angle seat valve. An infrared induction probe is further arranged on the water injection table, and the movable seat and the angle seat valve are both connected with the infrared induction probe. The beneficial effects of the utility model are that when a single product enters the annular detection assembly line, water can be injected to the product synchronously in the operation state of the production line, so that the test efficiency is improved; the structure is simple, control is convenient, and the automation degree is high; the residual water at the water injection position is well prevented from dripping on the production line everywhere; real-time flow data can be provided, a control system is helped to adjust production line parameters, and the stability and high efficiency of the testing process are ensured.

The utility model discloses a wire arrangement device capable of being used as an electronic equipment support, which comprises a base body capable of being attached to a surface to be installed, and a wire arrangement component configured to be detachably attached to the base body, wherein the base body is provided with an accommodating groove, and the accommodating groove is configured to be suitable for accommodating the wire arrangement component, so that the base body and the wire arrangement component are combined into a combined state suitable for fixing a wire harness; wherein at least one part of the accommodating groove is configured to be suitable for supporting electronic equipment, so that the base body can be used as an electronic equipment bracket after the wire arrangement component is detached from the base body; according to the utility model, the functions of the wire arranging device and the electronic equipment bracket are ingeniously combined, so that the tidiness of a desktop and the use convenience are greatly improved, and the aim of multiple purposes of a single product is fulfilled.

The utility model provides a filter wire package oven positioning jig relates to positioning jig technical field, including locating upper cover group and locating base group, locating base group is used for accommodating product, locating upper cover group is used for covering and is fixed through buckle assembly in the top of locating base group, locating upper cover group includes locating upper cover and terminal locating pin, terminal locating pin is adapted with product, the utility model discloses that the second locating pin on locating base group cooperates with product shell locating hole and realizes the fixation and location of product and locating base group, and the first locating pin is inserted into product terminal hole to realize terminal location by manual pressing side pressing plate, and locating upper cover group covers into locating base group and buckles tightly, and terminal locating pin and product other side terminal hole position, so as to realize the closure of the upper and lower two parts of positioning jig and the location of product, realize the quick location and pick and place location of product and jig, realize the simultaneous location of both sides terminal hole of single product.

A cooler for storing and dispensing products is disclosed. The cooler includes a housing with an open access. A first glider and a second glider are disposed on an interior shelf of the housing and have a front end closer to the open access and a rear end. The first and second gliders each have a divider and a push-out mechanism. The divider can prevent a user from reaching products on both the first and second gliders simultaneously with one hand. The push-out mechanism can be adjustable between a locked state that prevents product movement from the front end to the rear end and a released state that allows product movement from the front end to the rear end.

The utility model relates to a multipurpose correcting tool which comprises a bottom plate, and a plurality of connecting blocks are detachably connected to the bottom plate. The device further comprises a plurality of supporting blocks, the supporting blocks are detachably connected to the connecting blocks, a groove is formed in one end of each supporting block in a concave mode, the end face of the other end of each supporting block is a plane, the grooves are matched with the outer contours of the connecting blocks, and when the deformation pieces are placed on the end faces of the supporting blocks and used for correction, pressing blocks for bearing correction pressure are placed on the sides, back to the supporting blocks, of the deformation pieces. By means of the multipurpose correction tool, the problems that a primary tool of a stator framework of a flotation machine is temporarily manufactured only according to the size specification of a single product, multiple procedures of line drawing, splicing and welding need to be carried out, gas cutting, grinding and other steps need to be carried out again after the product specification is replaced, consumables are increased, manpower is tedious, and in the post-welding correction process, time and labor are wasted can be solved. Due to the fact that the shape is complex and the specifications are various, an existing tool is difficult to meet the requirements for multi-specification adaptability and correction precision.

1. Name of the designed product: cold-brew tea single product packaging bag (pure tea). 2. Use of the designed product: packaging bag for tea bag. 3. Design points of the designed product: combination of shape and pattern. 4. Picture or photo that best indicates the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.