87results about How to "Prevent shifting" patented technology

A hopper bin assembly with a slide discharge gate comprises a hopper section, a slide gate housing, and a pallet. The hopper stores a volume of dry material and includes an outlet. The slide gate housing couples with the hopper and includes a discharge opening that aligns with the outlet of the hopper. A slidable gate that is coupled with the discharge opening controls the flow of material through the discharge opening. The pallet supports the slide gate housing and the hopper and includes openings that receive the forks of a forklift. A method of making at least a portion of the hopper bin assembly includes rotating a resin in a mold along two or more axes within a heated room or chamber. The mold is cooled and the part formed therein is separated into one or more sections.

A tool is provided for driving fasteners that includes a torque limiting mechanism therein. The torque limiting mechanism includes a first frictional engagement member disposed on the drive shaft for the tool that is engaged by one or more second frictional engagement members disposed on one or more sides of the first frictional member. The second frictional engagement members are biased into engagement with the first member by biasing members disposed within the handle that can be adjusted in order to provide more or less of a biasing force to control the frictional engagement of the second member with the first member and thereby control the torque limiting function of the torque limiting mechanism. In addition, a drive shaft is also engaged with a ratcheting mechanism that enables the tool to drive a fastener into a suitable substrate in only a single direction.

One objective of the present invention is to provide a coating liquid for forming a light emitting layer, which improves quantum efficiency. Another objective of the present invention is to provide: an organic electroluminescent element which is formed by means of this coating liquid for forming a light emitting layer; a lighting device, a display device and a white electroluminescent device, each of which is provided with this organic electroluminescent element; and a method for manufacturing an organic electroluminescent element. A coating liquid for forming a light emitting layer according to the present invention is used for the purpose of forming a light emitting layer, which is one of one or more organic layers held between a positive electrode and a negative electrode, and this coating liquid for forming a light emitting layer is characterized by containing a thermally activated delayed fluorescent compound.

The invention discloses a novel electric shock prevention power supply device which comprises an inserting portion and a socket portion arranged at the lower end of the inserting portion. A connection rod, a power connection piece and a wire are arranged in the inserting portion, inclined inserting rods extending downwards are fixedly arranged on two sides of the connection rod, slide frames are arranged in the upper end of the pocket portion in a left-right symmetrical and upwards-extending mode, a limit block is arranged at the upper end of each slide frame, a pressing-down groove is formed in each slide frame, a first pressure spring is arranged on the bottom surface of each pressing-down groove, a conducting plate is in slide fit connection between the two pressing-down grooves, the upwards-extending ends of the first pressure springs are fixedly connected with and in pressing-down match with the bottom surface of the conducting plate, inserting holes are formed in the socket portion corresponding to the lower ends of the inclined inserting rods, slide grooves are arranged in the socket portion and between the inserting holes in a left-right symmetrical mode, a stopping plate fixedly connected with the socket portion is arranged between the slide grooves, a penetrating hole which penetrates through a top wall of the socket portion and is communicated with an area between the slide frames is formed in the upper end of each slide groove, and conducting pins are arranged in the penetrating holes. The novel electric shock prevention power supply device disclosed by the invention has a simple structure, can be powered on automatically in insertion, can be automatically powered off when being pulled out and has higher power supply safety and lower use cost.

The present invention is related to a substrate structure and a method for fabricating the substrate, and more particularly to a substrate structure of integrated embedded passive components and a method for fabricating the substrate. In the present invention, the openings are formed on the substrate by removing part of external circuit layer and part of dielectric layer. Then, the embedded components are disposed in these openings. Therefore, the shift and short circuit of the passive components caused by the flow and gather of the solder paste in reflow or other high-temperature processes can be improved.

A conduit passage for use in transfer of hydrogen gas within a hydride system, including tubular members semi-permeable to hydrogen gas, permit hydrogen gas to pass through but not oxygen or other gases. The tubular members may comprise a flexible elastic polymeric material, such as polysulfone, polypropylene or polyethylene, including a central conduit passage, for providing hydrogen gas flow, the direction of the hydrogen flow depending on whether hydrogen is being absorbed or desorbed by the metal hydride. Simultaneously, the tube material, acting as a flexible spine, essentially fixes the hydride powder and prevents it from shifting about within the container, as well as being carried away in the hydrogen flow. Sections of the tubular member material may be interspersed throughout the hydride material to provide for peripheral hydrogen dispersion and to accommodate compressive stress forces that may develop as a result of the expansion of the hydride material during hydrogen absorption.

A system is disclosed that can include an array of solar panels. The array can be arranged into rows of linearly organized modules. The modules can be tilted by a linear actuator attached to a linkage. The tilting can be controlled to maintain a perpendicular orientation between the face of the solar panels (modules) and the direction to the sun.

A locking wedge assembly for use in a slackless drawbar assembly designed to connect together, in a substantially semi-permanent fashion, adjacently disposed ends of a pair of railway cars. Such locking wedge assembly including a locking wedge member having a top surface and a bottom surface. A crushable support member has a top surface engageable with at least a portion of the bottom surface of such wedge member. An aperture is formed through the crushable support member and an anchoring member is engaged with the locking wedge member and extends through such aperture formed in the crushable support member for securing the locking wedge member in such slackless drawbar assembly. Such anchoring member includes at least a threaded portion for at least one of receiving a nut thereon and for threadedly engaging a threaded aperture formed in the wedge member adjacent the bottom surface of such wedge member to enable tightening of such locking wedge member in place.

A liquid crystal display device includes first and second common electrode lines on a substrate extending along a first direction, a pair of adjacent data lines extending along a second direction perpendicular to the first direction to cross the first and second common electrode lines to define a unit pixel region, a gate line extending between the first and second common electrode lines along the first direction and crossing the pair of adjacent data lines, the first and second common electrode lines spaced apart from the gate line by a first distance along the second direction defining a first pixel region and a second pixel region of the unit pixel region, and a thin film transistor formed at the crossing of the gate line and one of the pair of adjacent data lines, the thin film transistor including a pair of drain electrodes, a source electrode, and a portion of the gate line, wherein each of the first and second pixel regions includes a circular pixel electrode and first and second circular common electrodes.

The invention relates to a device for measuring the multi-passage heat conductivity, comprising two paths of independent power modules, an upper computer, a main control module, a photon coupled isolation module, a heat pulse control and excitation module, a multi-passage control module and a temperature collection module. The upper computer is respectively connected with a singlechip of the main control module and a multimeter in the temperature collection module through a USB; each I / O in the singlechip is respectively connected with the heat pulse control and excitation module, the multi-passage control module and the temperature collection module after being subjected to photo coupled isolation; the device is provided with two constant-current source circuits and adopts closed loop feedback to realize power constant value output; the multi-passage control module comprises a heating module and a measuring module which both have eight paths of passages; and the main control module selects any passage for collecting, preserving and calculating data in real time. The device has the advantages of convenient measurement, little error, high efficiency, and the like, meets the requirement of high-precision heat conductivity test, and can be further used for testing and researching the heat conductivity of solid body, powder, biological tissue, and the like.

A clamp structure includes a base plate, a pair of first jaws, and a pair of second jaws. The first jaws extend respectively from two sides of the base plate in a face-to-face manner and form a first jaw opening at their ends. The first jaws are also formed with a pair of cutouts that face each other. The second jaws extend respectively from the pair of cutouts towards the base plate and form a second jaw opening at their ends. Each second jaw has a hook-shaped configuration composed of a first arc near the second jaw opening and a second arc away from the base plate, wherein the first arc has a greater curvature than the second arc. A junction box and a solar panel which are bonded together can be inserted into and thus clamped by the clamp structure so as to be secured against lateral shifting.

Disclosed is a portable air conditioning device for vehicles. The device includes an air duct system and an exhaust pipe that is connected to a housing member that encloses a compressor, an air condenser, a power supply, and a dual fan system with a fan speed control switch that is connected to one or more capacitors. The duct system supplies cool, filtered air to the interior of a vehicle while the exhaust pipe releases heat to the outdoors. The device may be internally powered via a battery or externally powered via a power adaptor or outlet. The device may be conveniently placed inside of a vehicle and secured in place via a strap system disposed thereon. In this way, the device may be ideally used with existing vehicles lacking an operable air conditioning system. Additionally, the device may be used to supplement an operable air conditioning system for a vehicle.

A constant contact side bearing assembly configured for insertion into a walled receptacle provided on an upper surface of a railcar bolster. The constant contact side bearing assembly includes a walled housing defining a cavity extending therethrough and open at opposite ends and a spring having a first end, abuttingly engaging a portion of the upper surface of said railcar bolster, and a second end, axially spaced from the first end. A cap is arranged at the second end of the spring. The cap is mounted for reciprocatory guided movements by and relative to the housing, with a generally flat railcar body engaging portion on the cap being positioned relative to the housing and the walled enclosure by the spring. The side bearing assembly further includes an apparatus for locating and securing the side bearing assembly within the walled receptacle on the railcar bolster.

The invention relates to the technical field of drainage pipeline engineering, and particularly relates to a construction method of a drainage pipeline. The construction method of the drainage pipeline is characterized in that fixing structures, drainage ditches, water collecting wells and the like are additionally arranged on pipelines, and the problems that the pipelines float due to accumulatedwater in a groove, the pipeline butt joint installation, pipeline installation position and like are influenced can be effectively solved. Meanwhile, according to the additionally-arranged fixing structures, a C20 concrete wrapping layer outside the local pipeline can share the pressure of the pipelines from the upper portions of the pipelines, and the pressure resistance of the installed pipelines is improved, and moreover, the convex parts at the tops of the outer walls of the pipelines can facilitate aligned straight connection and installation between the adjacent pipelines; meanwhile, cover plates are matched with the convex parts at the tops of the outer walls of the pipelines, so that the pipelines can be prevented from moving and deviating after being connected, and the two sidesof the pipelines can be backfilled symmetrically and uniformly in the S7 groove backfilling.

A leadframe-based semiconductor package and a leadframe for the package are revealed. The semiconductor package primarily includes parts of the leadframe including one or more first leads, one or more second leads, and a supporting bar disposed between the first leads and the second leads and further includes a chip attached to the first leads, the second leads and the supporting bar, a plurality of bonding wires and an encapsulant. The supporting bar has an extended portion projecting from the first bonding finger and the second bonding finger and connected to a non-lead side of the encapsulant wherein the extended portion has an arched bend to absorb the pulling stresses and to block stress transmission. Cracks caused by delamination of the supporting bar will not be created during trimming the supporting bar along the non-lead side of the encapsulant. Moisture penetration along the cracks of the supporting bar to the die-bonding plane under the chip is desirably prevented.

A method and tool assembly (10) for unloading and reloading spring energy from a torsion bar (11) in a torsion bar suspension system of a motor vehicle. The tool assembly (10) includes a generally C-shaped body (14) having a screw shaft (24) threaded through a boss (22) in a lower section (18) thereof. An anti-rotation stem (38) includes a knurled flat face (40) which increases versatility of the tool assembly (10) by enabling anti-slip operation with various vehicle types. A counter-torque tool perch (46) extends from the lower section (18) of the tool body (14) for applying a counter-rotational torque to the body (14) during use of the tool assembly (10).

An electrically connecting terminal structure of a circuit board and a manufacturing method thereof are disclosed. The method includes: providing a circuit board defined with first and second predetermined areas; forming the first electrically connecting pad in the first predetermined area and the second electrically connecting pad in a portion of the second predetermined area; forming an insulated protecting layer on the circuit board, forming openings on the insulated protecting layer for exposing the first and second electrically connecting pads and a pad-uncovered portion of the second predetermined area; forming a conductive layer on the insulated protecting layer and forming openings of the insulated protecting layer; forming a resist on the conductive layer, forming openings on the resist above the openings of the insulated protecting layer; and forming first and second metals in the openings above the first and second electrically connecting pads and the pad-uncovered portion of the second predetermined area.

An electrically connecting terminal structure of a circuit board and a manufacturing method thereof are disclosed. The method includes: providing a circuit board defined with first and second predetermined areas; forming the first electrically connecting pad in the first predetermined area and the second electrically connecting pad in a portion of the second predetermined area; forming an insulated protecting layer on the circuit board, forming openings on the insulated protecting layer for exposing the first and second electrically connecting pads and a pad-uncovered portion of the second predetermined area; forming a conductive layer on the insulated protecting layer and forming openings of the insulated protecting layer; forming a resist on the conductive layer, forming openings on the resist above the openings of the insulated protecting layer; and forming first and second metals in the openings above the first and second electrically connecting pads and the pad-uncovered portion of the second predetermined area.

A suture package includes a first part or base having an outer surface, an inner surface, and a plurality of openings extending between the outer and inner surfaces, and a second part or lid having an outer surface, an inner surface, and a plurality of posts projecting from the inner surface. The suture package has a closed configuration in which the inner surface of the lid opposes the inner surface of the base with distal ends of the posts engaging the inner surface of the base at locations that are offset from and adjacent the plurality of openings extending through the base. The package includes a hinge interconnecting the lid and the base for opening and closing the suture package. Suture winding posts on a fixture are passable through the base openings for winding at least one suture around the suture winding posts for positioning the at least one suture on the base.

The invention discloses a wall inclination detection device for constructional engineering, and relates to the technical field of constructional engineering detection. The device comprises a detection box, an adjusting mechanism, a base and an L-shaped limiting plate, wherein the detection box is arranged on one side of the base while the L-shaped limiting plate is arranged on the other side of the base, the base is movably matched with the adjusting mechanism, the adjusting mechanism is further movably matched with the upper end of the detection box, the L-shaped limiting plate is fixedly matched with the side face of the base, and a swing hammer is arranged in the center of the interior of the detection box in the vertical direction. According to the invention, through the arrangement of the L-shaped limiting plate, the printing plate, the swing hammer, the locking bolt, the electric telescopic rod, the fixing strip, the distance measuring sensor and the arc-shaped detection groove and the cooperation of components, when the device is used, the inclination degree of the wall is detected more conveniently, the stability is high when the device is used for detecting and moving the wall, repeated adjustment is avoided, and the device can also mark the detection position, so that the trimming of a worker is facilitated.

One objective of the present invention is to provide a coating liquid for forming a light emitting layer, which improves quantum efficiency. Another objective of the present invention is to provide: an organic electroluminescent element which is formed by means of this coating liquid for forming a light emitting layer; a lighting device, a display device and a white electroluminescent device, each of which is provided with this organic electroluminescent element; and a method for manufacturing an organic electroluminescent element. A coating liquid for forming a light emitting layer according to the present invention is used for the purpose of forming a light emitting layer, which is one of one or more organic layers held between a positive electrode and a negative electrode, and this coating liquid for forming a light emitting layer is characterized by containing a thermally activated delayed fluorescent compound.

The invention discloses an electric-shock-proof power supply device which comprises a plug part and a socket part arranged at the bottom of the plug part. The plug part comprises a connecting rod, a power connecting piece, and a wire. Each of the two sides of the connecting rod is fixedly provided with an oblique inserting rod extending downward. Slide frames are arranged in the upper end of the socket part in a bilateral symmetry and upward extending manner. The upper end of each slide frame is provided with a limit block. Each slide frame is provided with a downward pressure slot inside. A first pressure spring is arranged on the bottom of each downward pressure slot. A conductive piece is connected in a sliding fit manner between the two downward pressure slots. The upward extending ends of the first pressure springs are fixedly connected with and are in downward pressure fit with the bottom surface of the conductive piece. The socket part is internally provided with inserting holes in positions corresponding to the lower ends of the oblique inserting rods. The socket part is internally provided with left and right slide slots symmetrically arranged between the inserting holes. A baffle fixedly connected with the socket part is arranged between the slide slots. The upper end of each slide slot is provided with a through hole which passes through the top wall of the socket part and is communicated with the area between the slide frames. A conductive pin is arranged in each through hole. The bottom end of each slide slot is provided with a guide slot. The device has a simple structure. The device is powered on automatically once the plug part is plugged into the socket part and powered off automatically once the plug part is pulled off the socket part. The device is of high power supply safety and low use cost.

A method and tool assembly (10) for unloading and reloading spring energy from a torsion bar (11) in a torsion bar suspension system of a motor vehicle. The tool assembly (10) includes a generally C-shaped body (14) having a screw shaft (24) threaded through a boss (22) in a lower section (18) thereof. An anti-rotation stem (38) includes a knurled flat face (40) which increases versatility of the tool assembly (10) by enabling anti-slip operation with various vehicle types. A counter-torque tool perch (46) extends from the lower section (18) of the tool body (14) for applying a counter-rotational torque to the body (14) during use of the tool assembly (10).

The invention discloses a construction technology for hoisting a large-size steel truss roof from two outer sides. The construction technology includes the following steps: a, performing constructionpreparation; b, performing primary truss hoisting installation preparation; c, performing primary truss ground assembly; d, performing cycled hoisting on a primary truss from two outer sides in stepsand performing installation; and e, installing a secondary truss according to an installation position of the primary truss. In construction, hoisting devices stand outsides and near two ends of a spatial steel truss to perform hoisting, the hoisting rated capacity demand of the hoisting devices is greatly lowered, the use efficiency of the hoisting devices is improved, and indoor places can be avoided; conflicts of crossed construction between on-site assembly and building of the spatial steel truss and lower other professional workers can be avoided; scaffolds and bearing supports can be avoided; and the construction technology is suitable for assembly and building of the spatial steel structure having a curved or irregular supporting seat, and can reduce the project cost.

The invention provides a manufacturing method of a copper substrate for new energy electric vehicle BMS protection. The manufacturing method includes: manufacturing a copper bar; manufacturing a FR4 plate; manufacturing the copper substrate. The manufacturing method has the advantages that the copper substrate lamination technology is used to perform lamination on the BMS protection copper substrate by adhering high-temperature tape and regulating lamination program parameters, deviation movement during lamination is avoided, and precision is guaranteed; the problem that the BMS protection copper substrate cannot be produced by a traditional process is solved, and product quality is guaranteed.