63results about How to "Eliminate shear force" patented technology

A augmented glenoid implant assembly for use in performing shoulder arthroplasty is provided. The augmented glenoid implant assembly is used for cooperation with the glenoid fossa of a scapula. The implant assembly includes a first component for attachment to the scapula. The first component defines a support surface for cooperation with the glenoid fossa, a second surface positioned adjacent a buttress formed in the glenoid fossa and an assembly surface. The implant assembly also includes a second component removably secured to the first component. The second component includes an assembly face of the second component. The assembly surface of the second component is in close approximation to the assembly surface of the first component. The second component further includes an articulating surface opposed to the assembly surface.

In a propulsion system, an electrohydrodynamic (EHD) body force is used to control the flow of a propellant through a micro channel, expansion slot, plenum chamber, or other flow region and thereby increase the specific impulse created by a propulsion system. In an embodiment, a plurality of electrodes are arranged and powered to create a plasma discharge, which can impart an EHD body force to a fluid. Various configurations of electrodes can be used to control the flow of the fluid into, out of, or through the flow region. In an embodiment, the use of EHD body forces can reduce, or substantially eliminate, shear forces on the surface of a plenum chamber, micro channel, or expansion slot of the propulsion system, resulting in a smooth flow of the propellant and increased thrust.

The invention is a wedge-shaped support adapted to be fastened to a user's lower leg to provide comfort when the user is kneeling on an inclined roof, used in pairs. Each shin wedge comprises a wedge of lightweight material capable of supporting the user's weight. The acute dihedral angle of each wedge is approximately equal to the pitch angle of the roof on which the wedge kneepads are being used, thereby providing a substantially horizontal upper kneeling surface when the wedge is oriented towards the peak of the roof. The wedge's lower surface typically comprises a durable pad that prevents premature abrasion of the lightweight material and improves grip onto the inclined surface. Each wedge's upper surface typically includes a soft layer that serves as an ergonomic kneeling pad for the user. An attachment harness secures the wedge kneepad to the user's shin and thigh or knee.

A low friction fabric constructed of a first layer of woven polyester fibers with an upper and lower woven surface attached to and adjacent a second layer of the same weave of polyester or similar fibers, the second layer having an upper and lower surface. Each of the woven layers comprising a straight yarn in the warp of the weave pattern with the weaves of the layers being oriented at a 90 degree angle to one another.

A low friction fabric constructed of a first layer of woven polyester fibers with an upper and lower woven surface attached to and adjacent a second layer of the same weave of polyester fibers, the second layer having an upper and lower surface. Each of the woven layers comprising a straight yarn in the warp of the weave pattern with the weaves of the layers being oriented at a 90 degree angle to one another.

The invention discloses a building block type assembled dispensing system for packaged medicine. The building block type assembled dispensing system comprises an intelligent terminal control system assembly, a storing and distributing device, a sorting device, an intelligent group mechanical arm dosing device, a pushing medicament outputting device and an intelligent dosing platform device, and is characterized in that the storing and distributing device is formed by overlapping a plurality of building block type units; each building block type unit is provided with a plurality of medicine storing layers; a plurality of medicine storing and outputting devices are arranged on each medicine storing layer; the medicine storing and outputting device of each building block type unit can be used for storing and distributing medicine; a sub-control system of each building block type unit is independent of each other. The building block type assembled dispensing system has the beneficial effects that a building block type medicine storing channel is assembled in a customized manner, and a modern manufacturing way is adopted, so that the automatic dispensing speed is increased greatly, the variety of medicine can be replaced rapidly, convenience is brought to transportation and maintenance, and the economical efficiency is high.

A high-speed circular loom for weaving plastic bags (or cloth) technically features that on the basis of original plastic circular loom structure, 30-432 roller units installed to upper ring and 30-432 roller units installed to lower ring constitute respectively the upper and the lower tracks, and the shuttle carries has two convex arc ribs matched with the rollers on the upper and the lower tracks, so eliminating the squeeze and shear forces of shuttle roller to thread and reaching high speed.

The invention discloses an organic-resin-free inorganic zinc silicate shop primer which is composed of a component A and a component B at a weight ratio of 2: 1. The component A comprises the following ingredients in parts by weight: 30 to 60 parts of zinc powder, 15 to 30 parts of ferro-phosphorus powder, 0.5 to 2 parts of gas phase silicon dioxide, 0.2 to 0.6 pat of liquid rheological agent, 5 to 15 part of isopropanol, 5 to 15 parts of methyl isobutyl ketone, and 2 to 8 parts of propylene glycol methyl ether. The component B comprises the following ingredients in parts by weight: 30 to 50 parts of ethyl silicate, 30 to 60 parts of anhydrous alcohol, and 3 to 6 parts of acidified water. The shop primer provided by the invention can improve the temperature tolerance and reduce the water absorptivity of varnish films, is compatible to ballast chamber paints, and meets the requirements listed in the PSPC (performance standard of protective coatings). The shop primer has good rheological effects, so as to prevent gelatination or sedimentation of the zinc slurry during 15-day storage at 50 DEG C. The steel plate coated with the shop primer produces less smoke during welding, so that the construction environment is improved.

A sealable container for a volatile composition for use in a compact case, having a container having an upper rim and outer thread segments, a compact cover having an annular wall having inner thread segments, and an annular seal disposed between the upper rim of the container and a cover plate of the compact cover. The annular seal has a seal plate having an upper surface, and a seat seal ring that registers with the seal plate and engages the upper rim of the container when the compact covers the container. The seal plate includes a means for preventing the rotative force applied to the upper surface of the seal plate when rotating the compact cover to the second rotated position, to be downward onto the seat seal ring, to prevent tearing, bunching and deforming of the seat seal ring.

A sealable container for a volatile composition for use in a compact case, having a container having an upper rim and outer thread segments, a seal cover having an annular wall having inner thread segments, and an annular seal disposed between the upper rim of the container and a cover plate of the seal cover. The annular seal has an upper seal member having an upper surface, and a lower seal member that registers with the upper seal member and engages the upper rim of the container when the seal covers the container. The upper seal member includes a means for preventing the rotative force applied to the upper surface of the upper seal member when rotating the seal cover to the second rotated position, to be downward onto the lower seal member, to prevent tearing, bunching and deforming of the lower seal member.

The invention provides a short rzeppa synchronous universal coupling, which is mainly used for the power transmission with short distance, small inclination angle and high rotating speed in the metallurgical, heavy-duty, mining, lifting, transportation machinery and other industries. The coupling consists of two all-sealed rzeppa universal joints which mesh with each other through two outer ringsprovided with teeth on the end surfaces and are fastened through a bolt, wherein an inner hole of an inner ring is a spline or keyway hole and is matched with corresponding shaft extension to achive the transmission of a driving/driven end; a steel ball is arranged between the inner ring and the outer rings; the steel ball is arranged in a window of a cage; the cage is embedded between the inner ring and the outer rings; a link bolt does not bear shear force formed by torque transmission ; and torque is transmitted to the driven end through an inner-ring channel of the driving end, the steel ball and an outer-ring channel. The coupling has the advantages of constant-speed transmission, smooth operation, compact structure, high bearing capacity, great angular compensation (generally up to 5degrees), strong adaptability to field work, convenient installation and adjustment, improvement on internal friction and wear, longer life span and capability of effectively preventing vibration from causing bolts to loosen.

The invention discloses a pushing medicine outlet plate turning device for an intelligent medicine dispensing control system. The middle portion of the device is hollowed out and forms a channel. The device comprises a pushing device for pushing medicine out of a medicine groove. The pushing device comprises a motor, a turning plate and a sliding block which pushes the turning plate to move in a reciprocating-straight-line mode along the channel. The turning plate is movably connected with the sliding block. The pushing medicine outlet plate turning device is characterized in that the pushing device further comprises a walking wheel which is connected with the turning plate, the walking wheel is embedded into a groove formed in the side face of the channel, a containing chamber for containing the walking wheel is arranged at the bottom of a medicine adding opening end of the pushing medicine outlet plate turning device, the generated advantages are that small-angle or even zero-angle placing is used, mechanism occupied space is small, the space using rate is greatly improved, medicine outlet counting foundations are reliable, service life is long, and maintaining cost is low. The invention further relates to a storage distribution device of box-packed medicine.

The invention discloses a fabricated anti-seismic bridge pier and belongs to the technical field of fabricated bridges. The fabricated anti-seismic bridge pier comprises a bridge pier body formed by assembling a plurality of segments from bottom to top in sequence. The side surface of the bridge pier body is provided with at least one vertical shock absorption beam. A damper is arranged between the shock absorption beams and the bridge pier body. Each shock absorption beam is fixedly connected with the segments through a plurality of branch beams arranged on one side of the shock absorption beam. The branch beams are arranged horizontally and are perpendicular to the shock absorption beams. When excited by the earthquake or other force in the horizontal direction, the segments are subjected to dislocation to generate outward acting force to the shock absorption beams through the branch beams, and the acting force is finally transmitted to the damper through the shock absorption beams, the fabricated anti-seismic bridge pier conducts shock absorption and energy dissipation through the damper to achieve the acting effect of eliminating shear force. The fabricated anti-seismic bridge piers can be mutually linked to conduct shock absorption and energy dissipation and is better in anti-seismic effect and longer in service life.

The invention relates to a device for decoupling a bearing bracket in a turbomachine, said bearing bracket having an upstream part and a downstream part respectively comprising a plurality of upstream holes and downstream holes through which stress-limiting screws pass, which device comprises, between each upstream hole and the stress-limiting screw that passes through it, a clearance that prevents any contact between the upstream hole and the stress-limiting screw, and is a device wherein the upstream part and the downstream part of the bearing bracket are in mutual contact via surfaces that form a dual centering means.

A drawer backboard connecting device belongs to the field of furniture, and comprises a supporting board, a lateral board, a backboard and a backboard connecting block. The supporting board is arranged on a drawer guide rail, the side board is enclosed outside the supporting board, and the backboard connecting block is arranged at the tail of the supporting board; and the backboard connecting block is provided with a slot and a flexible pawl which are arranged in the vertical direction, and the backboard is also provided with a backboard insertion sheet which is provided with a through hole matched with the flexible pawl of the backboard connecting block. The drawer backboard connecting device makes the assembly and disassembly of the drawer backboard simpler and easier, avoids the shearing force of the backboard on a fastener, makes a product more compact and durable, and is suitable for all furniture.

The invention discloses an array substrate, a display panel and a preparation method of the array substrate. The array substrate comprises a substrate, an array layer and a wire layer, wherein the substrate comprises a stretchable flexible area and a non-stretchable pixel area; the array layer is arranged on the substrate and located in the pixel area, and the array layer comprises a plurality ofpixel circuits; the wire layer comprises a wire bridge, and the wire bridge is electrically connected with the pixel circuit in the pixel area. In this way, the risks that the pixel island falls off and the wire bridge is broken can be reduced.

The invention discloses a blast furnace warm air pipe with high thermal shock resistance. The blast furnace warm air pipe with the high thermal shock resistance comprises a steel shell, a fire resistance layer, a fixing anchor and a reinforced rib plate, connecting flanges are fixed to the two ends of the steel shell, and mounting holes are formed in the connecting flanges; the reinforced rib plate is arranged on the inner wall of the steel shell, a support is fixed to the inner wall of the steel shell, and the fixing anchor and a liner holder are welded to the support; and a thermal insulation layer is arranged in the steel shell, the thermal insulation layer is fixed to the inner wall of the steel shell through the fixing anchor on the support, the liner holder is fixed to a position, between the inner wall of the steel shell and the outer wall of the thermal insulation layer, of the support, and the fire resistance layer is arranged on the inner wall of the thermal insulation layer. The blast furnace warm air pipe with the high thermal shock resistance is convenient to mount, improves the laying efficiency of the blast furnace warm air pipe, is stable in structure, and has excellent thermal shock resistance at a high temperature.

The invention discloses a sliding gate mechanism for ladle casting. The sliding gate mechanism includes an oil cylinder, an oil cylinder bracket is arranged on the oil cylinder and is connected with a base mechanism through a connecting rod, an upper slide plate is arranged on the base mechanism, the base mechanism is movably connected with a support mechanism through a door shaft, a lower slide plate is arranged on the support mechanism, the support mechanism is connected with a sliding argon blowing frame through a sliding argon blowing frame baffle blade, and a middle slide plate is arranged in the sliding argon blowing frame. The invention further discloses assembling and using methods of the sliding gate mechanism. The mechanism improves the defects in the prior art, and when the mechanism is subjected to continuous casting, the problem that the down nozzle is easy to break due to the shearing force generated by the sleeve on the down nozzle is solved, and the molten steel cleanliness is improved.

The invention provides an angle connection tensile strength test device for a DC power transmission converter valve component and a test method thereof, which are used for testing the tensile strength of angle connection. The test device comprises a vertical electronic universal test machine and a clamp; the vertical electronic universal test machine comprises an upper hydraulic clamp and a lower hydraulic clamp; the clamp comprises a fork connection, a T-shaped connection, a stressed pin, two screw rods, two nuts and one positioning pin; and when in test, the angle connection is fixed on the electronic universal test machine through the clamp so as to perform the tensile strength test. The angle connection tensile strength test device for the DC power transmission converter valve component has simple structure and low cost. The test method is simple and easy to operate, can eliminate the shearing force caused by the deformation of the stressed pin in conventional test method, and can ensure more scientific and accurate test.

The invention discloses a novel air-train traffic transportation system. The system includes a vehicle body and a plurality of support columns. The two sides of each support column are provided with trusses of a hollow structure, the bottom of each truss is provided with a rail with the rectangular cross section, the bottom of the rail is provided with an opening, and two hubs are arranged in theopening; a connection shaft is arranged between the two hubs, a differential mechanism is arranged on the connection shaft, the side face of each hub is uniformly provided with a plurality of air inlets, each hub is internally and uniformly provided with a plurality of reinforcing ribs, the reinforcing ribs are provided with a third bearing, the two ends of the connection shaft are connected withthe insides of the third bearings of the two hubs, and a second bearing is arranged on the connection shaft; the connection shaft is sleeved with the second bearing, the second bearing can rotate around the connection shaft, a rotating disk is arranged on the second bearing, the outer wall of the rotating disk is uniformly provided with a plurality of blades, the bottoms of the two hubs are provided with suspension devices, and the two suspension devices are connected with the tail and the head of the vehicle body respectively.

The invention belongs to the technical field of buildings, relates to an integrated nut connector and solves the technical problem of use inconvenience in the prior art. The integrated nut connector comprises a plugging head and a connecting nut. The connecting nut is internally provided with a clamping terrace which projects towards the axis. A connecting bolt is connected into the connecting nut in a threaded manner. The plugging head is inserted into the connecting nut and fixed to the clamping terrace in a clamping manner. The integrated nut connector features distance adjustability, a distance can be adjusted according to different needs, quick connection between two prefabricated members is achieved, the integrated connecting nut helps improve structural strength of the whole connector, and the connector is longer in service life.

The present invention relates to the use of polyolefins comprising atactic structural elements in floor coverings, in particular in rugs or artificial lawns. The polyolefins contain at most 30 mass % of ethylene, 70 to 100 mass % of or at most 30 mass % of propylene, and/or 70 to 100 mass % of or at most 25 mass % of 1-butene or other straight-chain 1-olefin. The total amount is 100 mass %. A triad distribution of propylene triad measured through <13>C-NMR method has 20 to 55 mass % of atactic structure, 40 to 80 mass % of isotactic structure and at most 30 mass % of syndiotaxy; and/or a triad distribution of 1-butene measured through <13>C-NMR method has 2 to 85 mass % of atactic structure and at most 20 mass % of syndiotaxy.

The invention discloses an integrally poured blast furnace hot blast pipeline, which comprises a steel shell, a refractory layer, a fixed anchor and a reinforcing rib plate. The two ends of the steel shell are fixed with connecting flanges, and the connecting flanges are provided with installation holes. The inner wall of the steel shell is provided with reinforcing ribs, the inner wall of the steel shell is fixed with a bracket, the bracket is welded with fixed anchors and foils, the inside of the steel shell is provided with a heat insulation layer, and the heat insulation layer is fixed through the bracket on the bracket. The anchor is fixed on the inner wall of the steel shell, the lining is fixed on the bracket between the inner wall of the steel shell and the outer wall of the heat insulation layer, and the inner wall of the heat insulation layer is provided with a refractory layer. The invention is easy to install, improves the laying efficiency of the blast furnace hot air pipeline, has stable structure, and has excellent thermal shock stability at high temperature.

A propellant container for a hand-held setting tool includes a valve outlet (23) for delivery of propellant, and a terminal element (24) provided at an end region (29) of the propellant container (20) remote from the valve outlet (23) and having a locking member (25) for securing the propellant container (20) in a propellant container receptacle (16) of the setting tool (10) and having a terminal element (14) for the valve outlet (23) of the propellant container (20), and a counter-locking element (35) provided in an end region (39) of the propellant container receptacle (16) adjoining the receiving opening (19) and cooperating with the locking member (25) of the propellant container (20).

The invention discloses a hanging type air monorail traffic system with a connecting mechanism. The system includes a pendant head, wherein a hanging device is arranged between the pendant head and acar body, the hanging device comprises a filament shaft, a main shaft, a locating shaft, a bearing plate, a screw plate and a telescopic component, one end of the filament shaft is connected with oneend of the pendant head near the car body, the other end of the filament shaft is connected with one end of the main shaft through a steering component, all the filament shaft and the main shaft can independently rotate around own axis; the other end of the locating shaft is connected with the screw plate after movably running through the bearing plate, one end of the locating shaft is connected with the bearing plate, the other end of the locating shaft is connected with the car body after movably running through the screw plate, one end of the telescopic component is connected with the bearing plate, the other end of the telescopic component is connected with the screw plate. The system protects the quality of the joint part between a wheel hub and the car body, slows down the vibrationof the car body, and improves the stability of empty iron running and the comfort of the passengers taking empty iron.