31results about How to "Equal weight" patented technology

An attachment is mountable on a carriage in place of a liquid container that contains liquid and that is mounted on the carriage having a liquid jet head for jetting liquid, so that the attachment can supply liquid introduced from outside to the liquid jet head. The attachment has a pressure control means provided in a flow passage which is formed in an attachment body and through which the liquid introduced from the outside is supplied to the liquid jet head.

A user friendly multi-chambered flat urine collection device comprising an inlet port having a non-return valve, an upper chamber further divided into a plurality of vertical chambers, a lower chamber further divided into a plurality of vertical chambers, a plurality of breathing open areas intervening said upper, lower and vertical chambers, and a drainage tube. The inlet port is positioned at top of the upper chamber, said inlet port in turn is removably connected to a catheter. The breathing open areas between the vertical chambers of said upper and lower chambers allow the urine collection device to conform to shape of patient body. Moreover, the chambers distribute the weight of collected urine equally to avoid a bulging effect. Alternately, the urine collection device has absorbent layer insert to absorb the bodily discharge.

The invention discloses a circuit board printing device, and relates to the related field of circuit board printing. The problem that in the prior art, in the drying process, heat is dissipated, heatis not concentrated on the printing portion, and consequently, drying time is long can be solved. The middle of the rear end of the upper end face of a worktable is provided with a first drying device, a second drying device is arranged in the middle of the front end of the upper end face of the worktable, the first drying device and the second drying device are connected with the worktable through sliding strips, the first drying device and the second drying device are embedded in the worktable, and the first drying device and the second drying device each comprise an outer frame, a placing groove, a connecting telescopic rod, a drying plate, a moving groove, a drying area, a drying device supporting plate and a pressure spring.

The invention relates to the technical field of distributed joint computing, and discloses a secure multi-party multiplication method and system, so as to realize repeated sharing through a round of optimal communication. The method comprises the following steps that: based on a multiplication shared component calculation protocol of data sharing bipartite graph division, bipartite graph modelingis carried out on data sharing for multiplication calculation, and division of multiplication result shared components is represented by an adjacent matrix, so that n participants can locally calculate multiplication shared components only by one round of communication.

The invention relates to a double-mold automatic casting machine capable of rotating by 90 degrees to pour an aluminum piston blank anda using method of the double-mold automatic casting machine, and belongs to the technical field of piston casting. The device comprises a pouring system, a part taking mechanical hand, a joint pouring robot, a hydraulic system, an electrical operating system and a quenching cooling box, the pouring system is arranged on the ground, the part taking mechanical hand is arranged on the ground on one side of the pouring system, the joint pouring robot is arranged on the opposite side of the pouring system, and the joint pouring robot extracts molten aluminum to pour the molten aluminum into the pouring system. The quenching cooling box is arranged on one side of the part taking mechanical hand, the part taking mechanical hand clamps the piston blank poured by the pouring system to the quenching cooling box, the pouring system is connected to the hydraulic system, and the hydraulic system, the part taking mechanical hand and the joint pouring robot are all connected to the electrical operation system. The overall automatic operation is achieved, the production efficiency is improved, and the mechanical performance and the thermal fatigue resistance of the piston blank are improved.

The invention discloses a drum-shaped filter screen support structure in a nuclear power plant. The structure comprises a spindle, a spindle bearing seat, a bearing seat base plate, a drum-shaped filter screen protection device, a hub and spokes, wherein the spindle is mounted in the spindle bearing seat; the hub is mounted on the spindle; the spokes are connected with the hub; the drum-shaped filter screen protection device comprises a protection pressing block and a protection pull rod; the bearing seat base plate is fixed on a concrete floor plate; the spindle bearing seat is connected below the protection pressing block; and the protection pressing block is connected with the bearing seat base plate through the protection pull rod. Before being damaged, a drum-shaped filter screen canbe pulled off through a pull-off load of the protection pull rod, and thus security of the drum-shaped filter screen can be ensured. As the drum-shaped filter screen protection device is arranged on the spindle bearing seat of the structure, the drum-shaped filter screen can be pulled off by the protection pull rod in case of large buoyancy, and a protection function on the drum-shaped filter screen can be achieved. The hub is of a forged piece structure, and the spokes are of H-shaped steel structures.

A method and apparatus for verifying automatically that a plurality of derivative audio (or other multimedia) files have acceptable sound quality. In one embodiment, each derivative file is compared on a byte-by-byte basis to a corresponding original file to generate a difference. The difference is compared a threshold value (that may be determined empirically). If the difference is too large for many bytes, the derivative file is tagged as having an unacceptable sound quality. In another embodiment, segments of the original and derivative files are converted to the frequency domain and analysis is performed in this domain. The resulting signal could be a tag indicating that whether the derivative file is acceptable, or could be a more comprehensive signal indicative what kind of errors were detected and in what temporal and/or spectral region for diagnostic purposes.

The invention discloses an imitated manual dumpling making machine. The imitated manual dumpling making machine comprises the following processes: putting a dumpling wrapper on a dumpling forming mold; sliding a dumpling wrapper pressing mold device to the front end of the dumpling making machine; pressing the dumpling wrapper into the dumpling forming mold by a dumpling wrapper pressing mold on the dumpling wrapper pressing mold device; sliding the dumpling wrapper pressing mold device to the rear end of the dumpling making machine, and loading filling to the dumpling wrapper in the dumpling forming mold through a dumpling filling device; rotating the dumpling forming mold a circle, and packing a certain number of dumplings to fall into a tray by the dumpling forming mold, so that a certain number of dumplings packed once can be controlled; and dumpling is fast and convenient to make, thin in wrapper, large in filling, juicy, matched in shape, equal in weight and the like.

The invention discloses a scale-type schoolbag belt. The scale-type schoolbag belt comprises ratchets, scales and a clip chuck, wherein the ratchets are arranged on the front side of the schoolbag belt; the scales are arranged on the reverse side of the schoolbag belt; the clip chuck is clamped on the ratchets; the ratchets correspond to the scales, and the schoolbag belt passes through a middle space under the clip chuck. According to the scale-type schoolbag belt disclosed by the invention, equal weight stressed on double shoulders is ensured, and healthy growth and development of youngsters are facilitated.

The invention relates to an automatic down filling machine down filling system by means of a weighing mode, and belongs to the field of down filling equipment. The down filling system comprises a machine box and an automatic down filling mechanism arranged in the machine box, and the automatic down filling mechanism comprises automatic weighing devices, multi-channel jointing devices and multi-channel shunting devices; each automatic weighing device is composed of a weighing box and weighing sensors, all the weighing sensors are jointly connected with a weighing transmitter used for controlling the weighing quantity, each multi-channel jointing device comprises a shunting entrance and a jointing exit, and the number of the multi-channel shunting devices is matched with that of the automatic weighing devices. The automatic weighing devices, the multi-channel shunting devices and the multi-channel jointing devices are additionally arranged, weighing is firstly performed through the automatic weighing mode, then material feeding and down filling are performed through the multi-channel shunting devices and the multi-channel jointing devices respectively, the weighing boxes are designed to be of a suspension type structure, the weighing sensors are arranged on the tops of the weighing boxes, therefore, an the automatic weighing process is not subjected to any influences, and it is guaranteed that the down filling precision is high enough, down filling error is very little and the down filling stability is high.

The invention provides a bamboo canoe drifting sport apparatus. The bamboo canoe drifting sport apparatus comprises a rod part and a filling core, wherein an accommodating cavity is formed in the rod part and filled with the filling core; the filling core adopts a light material, and the density of the light material is smaller than that of water; a water parting line is formed on the outer side surface of the rod part; a weight adding area is arranged on the inner side surface of the rod part and corresponds to the water parting line. According to the bamboo canoe drifting sport apparatus, the thicknesses of all parts of the rod part are controllable, the outer diameters of all part are uniform, the weight is equal, the buoyancy force is balanced, the linetype is smooth, and standardizing set of a game apparatus is facilitated; the water parting line is formed on the outer side surface of the rod part, the weight adding area is arranged on the inner side surface of the rod part and corresponds to the water parting line, the weight of the rod part at the water parting line is increased by the aid of the weight adding area, the water parting line is downwards, and the stability of the rod part on the water surface is enhanced by the aid of the water parting line.

The invention discloses a textile method for a jacquard table cloth, and belongs to the field of textiles. The textile method for the jacquard table cloth is used for solving the problems that in the prior art, the production and maintenance efficiency, the product quality and the precision are low. The spinning method for the jacquard table cloth comprises the following steps that 1 process preparation before spinning is conducted, wherein process preparation comprises the steps of textile machine preparation and raw material preparation, textile machine preparation comprises the steps of pattern work preparation and textile machine installation, and raw material preparation comprises the steps of warping, rewinding and quill winding preparation; 2, prepared raw materials are woven on the textile machine; 3, a grey jacquard cloth is obtained; 4, bleaching and dyeing processing is conducted on the grey jacquard cloth, and the needed color is obtained according to the demand; 5, finished product sewing is conducted on the grey jacquard cloth obtained after bleaching and dyeing, and the needed finished product is obtained; 7, the finished product is packaged. The textile method can achieve the advantages of high production and maintenance efficiency, high product quality and high precision.

The invention relates to a pressing device for floors. The pressing device comprises a vibration unloader and a hot-pressing forming machine. The vibration unloader comprises a material box for storing raw materials, a material weighing funnel and a loading platform. The material weighing funnel is installed on an outlet of the material box. The loading platform is arranged under the material weighing funnel. The loading platform is provided with movable transfer material feedback discs. Each transfer material feedback disc is provided with a first station and a second station. Each first station is located on the loading platform under the material weighing funnel. Each second station is located on a material supply opening of the hot-pressing forming machine. The two transfer material feedback discs are arranged up and down. The floors can be prepared through raw materials such as straw, and therefore timber resources are saved.

The invention discloses a weaving method for a weaving machine, which belongs to the field of weaving. Aiming at the problems of low production and maintenance efficiency, low product quality and insufficient precision existing in the prior art, the present invention provides a jacquard tablecloth weaving method, 1) the textile machine needs to be disassembled and prepared, and the required work The disassembly and assembly of the textile machine includes the following steps: A, dismantling: remove the original loom parts, retain the wall panels and frame, disassemble the loom parts in turn, and repair the worn shafts after disassembly; B, loading: Install the loom components that need to be installed on the frame in turn; C. Calibration: Correct each component after installation to ensure that it is installed at the required position; D. Test run: Conduct a test run of the newly installed loom. 2) Textile machine preparation: Texture preparation and textile machine assembly; 3) Raw material preparation: Warping, rewinding and winding preparation. It can achieve the effects of high production and maintenance efficiency, high product quality and high precision.