58results about How to "Free from outside influence" patented technology

The invention relates to a method for operating a refrigerator comprising two movably connected housing parts, a frame (1) and a door (2) which jointly delimit a heat-insulated interior (3), as well as a seal (4) that is fastened to a first of the housing parts (2) and airtightly contacts the other, second housing part (1) in the closed position of both housing parts. The inventive method encompasses a step (a) in which the airtight contact between the seal (4) and the second housing part (1) is prevented for a specific period of time along a section of the seal while the sealing contact between the seal (4) and the second housing part (1) is subsequently restored along said section of the seal in a step (b). The invention also relates to a refrigerator for carrying out said method.

The invention discloses a clamping mechanism of a line pipe welding edge. The clamping mechanism comprises a support rack, wherein the support rack is provided with a fixed rod, which is provided with a fixed cylinder and a check ring, an air cylinder is fixed on the check ring, the output end of the air cylinder is connected with the fixed rod through a slide cylinder, the slide cylinder is arranged between the fixed cylinder and the check ring, pull-down rods are connected to two ends of the slide cylinder through hinges, swing arms are connected to the ends of the pull-down rods through hinges, the swing arms are hinged with the fixed cylinder through an upper swing rod and a lower swing rod, and when force of the swing arm applied to the inner wall of a pipe fitting reaches the maximum, a cutting tool on a lathe rotatably processes the edge of the pipe fitting, the adjustable swing arm can be used for processing grooves of pipe fittings with various diameters; the upper swing rod, the lower swing rod, the pull-down rods and the fixed rod form a triangular frame, and according to the principle of highest stability of the triangle, the swing arm can provide stable clamping force for the inner wall of the pipe fitting, and the high processing efficiency of the groove of the pipe fitting is guaranteed.

The invention relates to an electric machine, in particular starting device, and a method for producing a support bearing assembly of an electric machine. The electric machine (10), in particular starting device, has a stator (29), and a rotor (37) which is equipped with a drive shaft and which is arranged radially in an inner side of the stator (29). Support bearing arrangements (66,69) are arranged on a rotating-axial side of the rotor. The arrangement causes bearing forces (Fa, Fr) in radial and rotating-axial direction, and arranged in a bearing cover (60). The arrangement supports a drive shaft (44), and a screw element (91) is held in a retaining thread (94) of the bearing cover by a screw-in thread. The screw element causes radial bearing force and axial bearing force. A cavity i.e. blind hole, is formed in the screw element. An independent claim is also included for a method for manufacturing support bearing arrangement of an electrical machine.

The invention relates to a float switch formed by assembling nuts, a support rod, a nylon-knitted flexible wire, a spiral electric wire, a heat-shrinkable tubing, a floater, a ball switch (or mercury switch), a shield and an installation seat. The floater floats up and down through the function of liquid floatage so that the ball switch (or the mercury switch) is switched on or switched off, thereby obtaining a liquid level switch having the advantages of wide adaptability, safety and reliability, simple maintenance, smaller size, lower cost, long service life, simpler electronic control line, no influences of ferromagnetic impurities in liquid, the resistance change of the liquid and the transparency of the liquid and no electromagnetic interference from the outside.

A hand lift truck comprises a rolling frame ( 10..13) with at least one height-adjustable load platform (11,12) for receiving a cargo thereon. Electronic weighing means (70) are herein provided to determine a mechanical deformation of a part (13) of the frame resulting from a loading of the load platform and to determine therefrom a weight indication of an actual loading of the load platform and to display this to a user on a display panel (85). According to the invention height-indicating means which indicate the reference height are provided in the form of an electronic sensor (88) which determines a height adjustment of the load platform by electronic means and generates an electronic height signal thereof to electronic processing means. The processing means determine therefrom an actual height of the load platform and are coupled to signalling means for the purpose, at least when the reference height is reached, of generating an indication thereof the user.

The invention discloses a clamping method for a wire pipe welding edge. When an acting force of a swinging arm on the inner wall of a pipe fitting becomes maximum, a cutting tool on a lathe starts to perform rotary machining on the edge of the pipe fitting; the swing arm capable of being freely adjusted can be used for pipe fitting grooves in various diameter sizes for treatment; and an upper swing rod, a lower swing rod, a lower pulling rod and a fixing rod form a triangular framework, according to the principle that the stability of a triangle is highest, the swing arm can provide a stable clamping force for the inner wall of the pipe fitting, and the pipe fitting groove treatment efficiency is guaranteed.

The invention discloses a centrifugal negative-pressure grain screening agricultural machinery device and method. The device comprises a feeding tube, a screening barrel, a discharging base and a drying device, wherein the feeding tube communicates to the upper end of the screening barrel; the bottom of the screening barrel communicates with the discharging base; the discharging end of the discharging base corresponds to the feeding end of the drying device; and the discharging base is arranged on the drying device in a supporting manner. The device is simple in structure and simple in principle, centrifugal screening can be carried out according to different size grades of grains, meanwhile, impurities are removed from the screened grains, and the effect is good.

The invention discloses a Rogowski coil, comprising a coil body and a detection circuit. The coil body is used for obtaining an induction current signal, and the detection circuit is used for processing the induction current signal obtained by the coil body to obtain a specific current value. A first insulating layer is arranged on the outermost side of the coil to protect the internal structure of the coil. A coil layer is arranged inwards to induce current and generate a current signal, and the innermost side is a core wire layer and is of a structure that a framework of the coil supports the coil. A shielding layer is arranged between the first insulating layer and the coil layer to shield the interference of an external stray magnetic field, so that the coil layer is more sensitive ininduction current and is not affected by the outside. Therefore, the small current can be accurately measured.

The invention discloses an intelligent unmanned ship fire extinguishing system and a fire extinguishing method. Fire disasters are discovered through fire detection equipment arranged at each subareaof each deck layer. A main controller is used for intelligently controlling an electromagnetic valve, a pressure adjusting device and a deck layer controller to release carbon dioxide gas in carbon dioxide storage equipment to a fire zone through a delivery pipeline for fire extinguishing, and a pressure gauge, a thermometer and a carbon dioxide concentration sensor are used for monitoring the state of the carbon dioxide gas in real time. According to the fire extinguishing system, the carbon dioxide is used as fire extinguishing agents, and the fire extinguishing system is simple in structure, good in fire extinguishing effect, and high in reliability and intelligence, and facilitates supervision and monitoring; the problems that an in an existing ship fire preventing and extinguishing technology is complex in structure, limited in fire extinguishing effect and low in reliability, and is prone to be affected by external factors are solved.

The present invention relates to the use, as a concertina-type wall (19) of a concertina-type passage (16), of a multi-layered sheet material (1) having a reinforcement (2), which has a polymer coating (3) on at least one side, preferably on both sides, wherein the reinforcement (2) has at least one reinforcement fabric (6) consisting of warp threads (7a; b) and weft threads (8a; b), and wherein the sheet material (1) has at least one channel (12) extending through the sheet material (1), wherein the warp and weft threads (7a; b; 8a; 8b) are woven together in such a manner that the reinforcement fabric (6) has both single-ply woven fabric regions (14) and at least one at least two-ply woven fabric region with at least two woven fabric plies (15a; b) which are not connected to each other sothat the channel (12) is formed between the respective woven fabric plies (15a; b). The invention also relates to a passage element for protecting, using a sheet material of this type, a passage between two vehicle parts or components from external influences, the parts or components being interconnected movably relative to each other. The invention also relates to a vehicle, a passenger boardingbridge or passenger boarding steps and a building connection having a passage element of this type.

The aim of the invention is to ensure a reliable lift of both brake pads of a floating-caliper brake (1) after releasing the brake. This is achieved in that a lifting part (20) is hinged to the brakecaliper (2) at a hinge point (21), and the lifting part (20) is supported on the support structure (7) at a contact point (23) at least partly upon releasing the floating-caliper brake (1), wherein alift drive (22) is provided which rotates the lifting part (20) about the hinge point (21) such that a support for the lifting part (20) is produced on the contact point (23), whereby the hinge point(21) and the brake caliper (2) are moved.

The invention discloses a fresh tea sorting device and method. The sorting device comprises a transparent conveying belt, a feeding device, an identification device and a removing device, wherein thefeeding device is positioned on the upstream of the transparent conveying belt, the removing device is positioned on the downstream of the transparent conveying belt, and the identification device isused for identifying fresh tea on the transparent conveying belt. The sorting method comprises the following steps of placing the fresh tea on the transparent conveying belt; identifying the fresh tea on the transparent conveying belt; and sorting the fresh tea according to the identification result after the fresh tea is separated from the conveying belt. By adoption of the tea sorting device and method, the fresh tea can be shot and identified on the transparent conveying belt, the bad fresh tea is removed from the fresh tea on the downstream of the transparent conveying belt, when the fresh tea is on the transparent conveying belt, the fresh tea is static relative to the transparent conveying belt, so that influence from external factors is small; and after being thrown out on the downstream of the transparent conveying belt, the bad tea is removed from the fresh tea, the operation track of the fresh tea is stable, and thus the sorting effect of the fresh tea can be guaranteed.

The invention relates to a linear roller bearing provided with a guide carriage (1) which can be mounted on a guide rail (2) in a rolling manner by means of roller bearings (4). Said guide carriage is provided with at least one continuous roller bearing channel (3) for the roller bearings (4). The roller bearing channel (3) comprises a support channel (5) for supporting the roller bearings (4), a return channel (11) for returning the roller bearings (4), and deflecting channels (10) which connect the support channel (5) to the return channel (11). The deflecting channels (10) are provided on the end elements (9) of the guide carriage (1), and the roller bearings (4) in the roller bearing channel (3) are subject to displacement resistance in the direction of rotation. The end elements (9) are respectively provided with a sensor (12), whereby the preferably electrical signal thereof is dependent on the displacement resistance.

The invention relates to multifunctional anti-fog glass used for a shower room. The multifunctional anti-fog glass used for the shower room comprises a glass body; the glass body comprises a first glass substrate, a second glass substrate and a third glass substrate which are arranged from an outer layer to an inner layer in sequence; the first glass substrate is an outer glass layer, the second glass substrate is a middle glass layer, and the third glass substrate is an inner glass layer; an upper conductive layer and a lower conductive layer are arranged between the second glass substrate and the first glass substrate and between the second glass substrate and the third glass substrate; end portions of the upper conductive layer and the lower conductive layer are connected with fine copper wires respectively, and electrodes are formed at the two ends of the glass body by the fine copper wires; the first glass substrate, the upper conductive layer, the second glass substrate, the lower conductive layer and the third glass substrate are bonded through glue respectively. According to the multifunctional anti-fog glass used for the shower room, the upper conductive layer and the lower conductive layer are connected with the electrodes through the fine copper wires, and when fog is formed on outer layer glass or inner layer glass due to temperature difference and the like, a controller is turned on so that the fog can be fast removed, and a good view is maintained.

The invention discloses a model test pressure stabilization water feeding system and an operation method of the model test pressure stabilization water feeding system. The model test pressure stabilization water feeding system comprises an air compressor, wherein the air compressor is connected with a pressure stabilization water storage device through a gas pipe; the pressure stabilization water storage device is connected with a flow monitor and a pressure transmitter through a water pipe in sequence; the pressure transmitter is connected with a point source water feeding device; the pressure stabilization water storage device is connected with a booster pump through a water feeding pipe; water outlets are formed in the bottom and outer side of the point source water feeding device. According to the model test pressure stabilization water feeding system, by filling a similar material inside the point source water feeding device and pre-embedding a model test bed to simulate water storage and diversion structure of geotechnical engineering, stable dynamic water environment can be provided for a grouting model test, important indexes such as pressure and flow in a water delivery process can be monitored, acquired and displayed in real time, and the water delivery pressure and flow can be adjusted in real time according to feedback information to meet model test requirements. The current situation that the current grouting model tests are performed under no water or still water condition, which does not accord with actual conditions of a grouting engineering is changed.

The invention relates to a keyboard instrument digital input system, comprising a musical instrument frame, and black keys and white keys which are arranged on the musical instrument frame. Black key finger pressing areas are arranged on the upper surfaces of the black keys, and white key finger pressing areas are arranged on the upper surfaces of the white keys. Magnetic force generators are arranged on the lower surfaces of the black keys and the lower surfaces of the white keys. A sensor acquisition board is arranged on the musical instrument frame and below the magnetic force generators. Magnetic force sensors in one-to-one correspondence with the magnetic force generators are arranged on the side, facing the magnetic force generators, of the sensor acquisition board, and the magnetic force sensors are electrically connected with the sensor acquisition board. A main control board is arranged on the musical instrument frame, the main control board is electrically connected with the sensor acquisition board, and the main control board is electrically connected with rear-end equipment. According to the system, the accuracy of moving the magnetic force generators to the positions of the magnetic force sensors is greatly improved, so that the measurement accuracy of the movement speeds of the magnetic force generators can be effectively improved, and the measurement accuracy of the key pressing forces when the keys are pressed, namely the measurement accuracy of the loudness of the piano sound when the corresponding keys are pressed, in the system is improved.

The invention provides a shooting method, a mobile terminal and a computer readable storage medium. In a shooting preview interface, according to the habit and actual operation ability of a user, a new shooting identifier can be generated in the preview interface via the touch operation input by the user, and shooting is realized via the touch operation on the shooting identifier. The method is simple and accurate in operation, and is not affected by the outside; and the mobile terminal with a large display screen can facilitate users having small hands, and even is operated by single hand.

The invention discloses a laser emitting device for three-dimensional positioning. The laser emitting device comprises a laser emitting rotating device, a control circuit board, a mounting base and atransparent shell. The laser emitting rotating device comprises a motor and laser emitting parts. The control circuit board controls the rotating speed of the motor, and the motor drives the laser emitting device to rotate so as to achieve 360-degree laser coverage.

The invention relates to the technical field of lithium battery detection, and discloses electrical property detection equipment for the lithium battery manufacturing process. The equipmentcomprises ashell and a support frame, wherein the surface of the shell is fixedly connected with a battery; a supporting rod is movably connected to the position, located on the surface of the battery, in the shell; a compression spring is movably connected to the interior of the supporting rod; elastic plates are movably connected to the two ends of the compression spring; an air guide pipe is fixedly connected to the surface of the elastic plate; a roller is movably connected to the joint of the supporting rod and the battery;a sliding rail is arranged at the joint of the shell and the supporting rod;storage modules are fixedly connected to the two side walls of the interior of the shell;and a metal plate is movably connected to the side, away from the storage modules, of the telescopic rod. If the periphery of the battery is damaged, electric leakage occurs, current is transmitted to the potential block through the supporting rod, the potential block is powered on to enable the roller to stoprotating to clamp the battery, and therefore the effect of detecting whether the appearance of the lithium battery is damaged or notand whether electric leakage happens through the appearance of thelithium battery is achieved.