1263results about How to "Uniform force" patented technology

The invention discloses a mahjong machine, a mahjong tile jacking component and a method for settling mahjong tiles. A mahjong tile storage slot of the mahjong tile jacking component is bent in an arc-shaped form and the bending angle is greater than 180 degrees; the mahjong tile jacking component is equipped with a first arc-shaped mahjong tile storage part and a second mahjong tile storage part in different bending radiuses; the mahjong tile jacking component comprises a mahjong tile pushing slide block base, a mahjong tile pushing block and a mahjong tile jacking push rod which are arranged on a mahjong tile jacking bracket; the mahjong tile pushing slide block base is driven to rotate around a fixed point by a mahjong tile jacking motor; a mahjong tile pushing slide block is in sliding connection with the mahjong tile pushing slide block base; the mahjong tile jacking push rod is fixedly connected with or integrally manufactured with the mahjong tile pushing slide block; a mahjong tile jacking push head is arranged on the mahjong tile jacking push rod; a cam slot matched with the mahjong tile pushing slide block is formed on the mahjong tile jacking bracket. According to the scheme, four sets of mahjong tile picking carrying systems of the mahjong machine are respectively and independently arranged and are not intersected with each other; a structure without a mahjong tile rotating device or stacking head is adopted, so that the problems that the stacked mahjong tiles are pushed bias, are tightly blocked and cannot be pushed into the mahjong tile storage slot can be avoided; the height of the main frame of the mahjong machine and the manufacturing cost are lowered; the usage experience and comfort level are higher.

The present invention provides a connector device or reconstitution device (10) for placing a first container (12), such as a liquid container (e.g. flexible container or syringe), in fluid communication with a second container (14), such as a drug vial. The connector device (10) has a first sleeve (32) having a first end (36) and a second end (38). The first sleeve (32) has at the first end (36), a first attaching member (30) adapted to attach to the liquid container (12). The connector device (10) also has a second sleeve (34) having a first end (48) and a second end (50). A second attaching member (28) is attached on the second end (50) of the second sleeve (34) and is adapted to attach to the second container (14). The second attaching member (28) has a sealing member (84). A piercing member (76) projects within the sleeves (32,34) for providing a fluid flow path from the first container (12) to the second container (14). The connector device (10) is movable from the inactivated position to the activated position wherein the second sleeve (34) moves axially with respect to the first sleeve (32) and wherein the piercing member places the first container (12) and the second container (14) in fluid communication. The connector device (10) includes structure for preventing premature activation of the connector device (10).

Devices for securing prostheses such as heart valves or annuloplasty rings with sutures and without using knots are disclosed. The devices are particularly well suited for traditional surgery or minimally invasive surgery, and improve the ease of implantation by eliminating surgical knots a clinician would normally tie in the limited space in and around the implant site. The devices have opposed the clamp halves surrounded by a coil spring. Sutures pass between the clamp halves and the coil spring has an inner coil diameter sufficient to compress the sutures between the clamp. A retention member positioned between the clamp halves maintains a minimum space and therebetween to enable the locking device to be slid along the sutures into position, and to adjust the tension of the sutures therethrough. A delivery tool may be used to deliver and deploy the locking devices.

The invention discloses a mahjong machine and a tile supplying method thereof. Four sets of tile collection and transportation systems are independently arranged respectively and not arranged in a staggered mode, in a tile supplying component, a tile storage groove is bent in a large-angle arc shape, the storage number of mahjong tiles in the tile storage groove is increased, the height and manufacturing cost of the main unit of the mahjong machine are greatly lowered, and the use experience and the comfort are better. A cover plate which can be opened upward is arranged, therefore, in the rising process of a tile lifting supporting plate, the mahjong tiles on the edges of the tile lifting supporting plate can lift the cover plate, after the tile lifting supporting plate is parallel to and level with a desktop plate of the mahjong machine, the cover plate is returned, and accordingly the situation is avoided that a larger gap is formed between the tile lifting supporting plate and the desktop plate of the mahjong machine or marginal mahjong tiles on the edges bump against the desktop plate of the mahjong machine. Accordingly, a grading tile supplying mode can be adopted, a player can start to play mahjong tiles by only setting upright six and half sets or thirteen tiles of supplying tiles for the first time, the process of manual tile distribution and arraying is omitted, the player operates the mahjong tiles more easily and conveniently, and the entertainment experience is better.

Devices for securing prostheses such as heart valves or annuloplasty rings with sutures and without using knots are disclosed. The devices are particularly well suited for traditional surgery or minimally invasive surgery, and improve the ease of implantation by eliminating surgical knots a clinician would normally tie in the limited space in and around the implant site. The devices have opposed the clamp halves surrounded by a coil spring. Sutures pass between the clamp halves and the coil spring has an inner coil diameter sufficient to compress the sutures between the clamp. A retention member positioned between the clamp halves maintains a minimum space and therebetween to enable the locking device to be slid along the sutures into position, and to adjust the tension of the sutures therethrough. A delivery tool may be used to deliver and deploy the locking devices.

A hole saw having efficient slug removal preferably includes a saw cup, a shank portion and a pilot cutting device. A cutting surface is formed on an open end of the saw cup. An inside surface of the saw cup is given a low friction treatment and preferably an outside surface thereof. The shank portion is retained on a closed end of the saw cup. The pilot cutting device is preferably a drill, but other cutting devices may also be used. A second embodiment of a hole saw having efficient slug removal preferably includes a saw cup, a shank portion and a pilot cutting device. The saw cup includes a prior art saw cup, at least two side openings and a cutting surface. The at least two side openings are formed through the prior art saw cup to remove a substantial portion of a side wall.

A fastening assembly is provided. The fastening assembly includes provision for a stud to be positioned in a plurality of predetermined extended positions, minimizing the amount of clearance required for removing a cover from a substructure.

A reconstitution assembly includes: a flexible bag containing a diluent; a drug vial containing a drug; a reconstitution device further comprising: a first sleeve connected to the first container; a second sleeve connected to the second container, the second sleeve being associated with the first sleeve and movable axially with respect thereto from an inactivated position to an activated position; a piercing member positioned in the sleeves, the piercing member providing a fluid pathway between the bag and vial when the sleeves are in the activated position.

A fastening device is provided for fastening cables, fibers or wave hoses in position with multiple ways, and for waterproof capability. The fastening device includes a first casing, an inner holding part, a waterproof screw annulus, a positioning nut, a connecting casing, a second casing, an inner buckled nut, a resilient washer, and a constricting gasket. The first casing and the second casing are respectively engaged with the waterproof screw annulus and the connecting annulus. The first casing and the second casing take force to the wave hose for holding the cable or fiber in place in multiple ways, and avoid shifting or breaking off from drawing outside. The fastening device also has multi-ways for waterproof.

An automatic dust debris clearing apparatus for a filter drum in a dust collector mainly comprises a guidance support. At least two dust clearing elements are provided at a side of the guidance support and arranged at an equal interval of distance, each of the dust clearing elements being provided with a mount on which much brush may exactly be arranged in each of the grooves on the walls of filterable paper in the filter drum. A drive element is provided with a barometric vat of which one end is pivoted to the central guide rod, and thus the barometric vat functions in the principle of lever to drive the dust clearing elements to turn synchronously, thereby full automatically scraping the dust debris on the filterable paper for achievement of stable operation, scrape with the even force, and long service life of filter drum.

The invention provides a reverse tricycle. The reverse tricycle is characterized by comprising a deflection and steering mechanism, a rear-section frame, a driving wheel and two front wheels; the deflection and steering mechanism is arranged at the front end of the rear-section frame, the two front wheels are connected with the deflection and steering mechanism and symmetrically arranged on the left side and the right side of the front end of the rear-section frame with the rear-section frame as the axis of symmetry, and the driving wheel is arranged at the rear end of the rear-section frame. By the adoption of the technical scheme, a left rocking arm and a right rocking arm are coaxially hinged to a main frame, in the turning or inclining process, full parallelism can be achieved, the tricycle is driven more stably, and the left rocking arm and the right rocking arm are independent non-interference gravity center deflection systems; meanwhile, through the structure of a single shock absorber, the production cost of the reverse tricycle is greatly reduced.

A method and apparatus for retaining a workpiece against a workpiece holder are described. A flexible member can be used to provide a substantially uniform force to securely retain the workpiece, which can allow the workpiece to be consistently positioned in a process module. In one detailed embodiment, a barrier to fluid entry is formed between the workpiece and a ring for retaining the workpiece against a workpiece holder. This provides a reliable seal during fluid processing to prevent fluid from reaching the underside of a workpiece. In various embodiments, the workpiece holder can be used to align a workpiece in a process module or to hold one or more workpieces in a configuration that allows for higher throughput.

A synchronizing device of drawer sliding rails comprises two sets of sliding rail assemblies arranged on a cabinet left side plate and a cabinet right side plate, wherein a drawer is arranged on the sliding rail assemblies and is at least composed of a bottom and a front panel, each sliding rail assembly is at least composed of a movable sliding rail and a fixed sliding rail, a drawer synchronizing device body is arranged on the left movable sliding rail and the right movable sliding rail or the left fixed sliding rail and the right fixed sliding rail and at least comprises a sliding groove base and a sliding block, the sliding block acts on the sliding groove base, racks are arranged on the sliding block, gears mutually meshed with the racks are rotationally arranged on the sliding groove base and correspond to the racks, and the left gear and the right gear are connected through a rotating connecting rod to achieve synchronous opening and closing of the left sliding rail assembly and the right sliding rail assembly; a poking block is arranged on the movable sliding rails or the fixed sliding rails, and a stopping part is arranged on the sliding block and is loaded on the poking block through elasticity of an elastic part at least when a suspending distance A is preserved between the front panel and the cabinet side plates; the sliding block acts on the poking block through the stopping part in at least one segment of travel when the drawer is opened or closed so that the sliding block can slide on the sliding groove base.

The invention relates to a super-hydrophobic air filtering membrane as well as a preparation method and application thereof. The method comprises the following steps: a, mixing a suitable polymer material with an organic solvent capable of dissolving the polymer material to obtain a clarified polymer solution; b, adding a pore-foaming agent matched with the polymer solution into the polymer solution and stirring to obtain a clarified mixture solution A; adding a low-surface tension auxiliary agent into the mixture solution A and stirring to obtain a clarified mixture solution B; and c, standing, curing and de-foaming the mixture solution B obtained in the step b to obtain a membrane casting solution. The super-hydrophobic air filtering membrane prepared by adopting the method provided by the invention has the advantages that a water resistance performance is good, the ventilation rate is high, the process is simple and easy to operate, parameters are uniform and the like, which cannot be realized by adopting present common methods and processes. The membrane is applicable to the fields of medical treatment (such as air inlet parts in infusion apparatuses), machines (such as filter screens of engine air cylinders), air purification equipment (such as micro-pore filter screens in air purifiers), spraying, electrons, plastic and the like.

A hole saw having efficient slug removal preferably includes a saw cup, a shank portion and a pilot cutting device. A cutting surface is formed on an open end of the saw cup. The inside surface, outside surface and cutting surface of the saw cup are given a low friction treatment. A fluoropolymer resin coating is used for the low friction treatment. The friction treatment is applied by spraying thereof on the saw cup. The saw cup is then heated to a predetermined temperature for a set period of time. The low friction treatment is cured when the saw cup is used. The shank portion is attached to a closed end of the saw cup with any suitable fastening process. The shank portion preferably retains the pilot cutting device.

A foot balance device includes at least one adjustment element arranged at a position between a front sole and a rear heel. The adjustment element forms a support point having a bottom surface that is provided with a coupling section. The coupling section functions to couple to a corresponding position in a shoe or on a shoe pad. As such, the distribution of force between the heel and the sole is changed to realize proper distribution of body weight on the foot and make force uniformly acting along a circumference of the adjustment element to thereby protect the foot from being hurt and improve the sense of comfortableness.

The invention relates to an cockpit floor (4) for an aircraft comprising a plurality of spars (14) extending along a longitudinal direction (X) of the aircraft and a plurality of cross-beams (16) assembled to said spars (14) and running along a transverse direction (Y) of the aircraft, the spars (14) and the cross-beams (16) forming a primary structure (12) of the floor (14), the floor also comprising attachment means (64) used to assemble it to the aircraft fuselage. According to the invention, the attachment means comprise a plurality of rods (68) resisting forces applied along the longitudinal (X), each of the rods (68) having an aft end connected to the main structure and a forward end that will be connected to said fuselage, such that each rod is oriented such that its distance from the centre of the floor increases towards the forward end.

Lithographic printing constructions are removable from a permanent support, which may be a metal sheet affixable (usually by clamps) to a plate cylinder, or may instead be the permanent surface of such a cylinder. In this way, the traditional "plate" is replaced with a thin, easily manufactured printing member, which is separated from the support following its use.

Described herein is a bicycle brake assembly which comprises a torsion spring attached to brake arms by bosses. The torsion spring simultaneously attaches to a slide bolt, while the slide bolt attaches to a slide member. When the rider applies pressure upon the bike handlebar levers, the tension from the bicycle cable pulls the slide bolt and engaged slide member upward. The torsion spring attached to the slide bolt flexes, thereby pulling the upper brake arms toward each other. The lower brake arm movement towards the bicycle rim results in abutment of brake shoes against the bicycle rim.

An air gun includes a main body in which a striker rod for striking and a gunlock for controlling the striker rod are arranged. The striker rod and the gunlock are driven by a rear block. The rear block is pushed by a thruster disposed in the main body. A controlling valve is disposed at front end of the main body. A trigger is arranged under the bottom of the main body for controlling the direction of airflow and the strike of the gunlock. The thruster is mounted in the main body right at the center of the rear block. The thruster includes a piston rod that is controlled by the controlling valve and axially movable out of the main body. One end of the piston rod extending out of the main body is right fixedly connected with the center of the rear block.

A swaging tool for use in swaging axially swaged fittings for joining together pipes. The present invention provides a radially balanced axial force, for uniformly pushing a ring of an axially swaged fitting over a sleeve, to swage the fitting to the pipe. The swaging tool of the present invention includes a tubular housing, having an inner surface, which defines a bore. The bore is configured to receive a pipe section having an axially swaged fitting placed thereon in preparation for swaging. Preferably, the housing may be split lengthwise into two opposed sections, such that when the two sections are brought together, the sections completely surround a portion of the pipe section and the fitting. Each housing section is provided a plurality of pusher assemblies, each pusher assembly may preferably be connected to a source of hydraulic pressure, which when activated moves the pusher assembly axially to provide the axial force necessary for swaging the fitting. Each pusher assembly is made to uniformly contact the ring with a substantially equal amount of force, such that the ring is moved axially over the sleeve, which causes a radial force to be applied to the sleeve to swage the sleeve to the pipe section.

The invention relates to an attachment mechanism and system used to accessorize, customize and / or personalize footwear with interchangeable uppers or straps, especially open shoes and sandals. More particularly, this invention presents a safe, secure and easy system for the attachment and detachment of shoe uppers and straps to shoes and sandals. This invention allows both the manufacturer and wearer to promote and display fashion and theme material of their own choosing, with the freedom to change the material or message without having to change footwear. The invention comprises a releasable fastener that connects a retainer, secured with the sole of the footwear, to an upper or strap. The releasable fastener is comprised of an upper and lower bar or metal loop, each loop carried on a barrel, the barrels interlocking with each other in a sliding engagement and held in the closed or engaged position by a magnet or by a biasing member.

This invention is directed to an apparatus of “structure of generator / motor”, primary consists of at least a pair of magnetic component and corresponding coil set, and characterized by: the magnetic poles with different magnetism connected with an appropriate type of permeable part to form a steady magnetic field; and fixed coil set among the pair magnetic component which is allocated by different pole magnetism opposite to each other; thereafter, attain the purpose of reducing the magnetic abrasion of conventional Carbon Brushes generator / motor and avoidance the inefficiency issues of generating / rotating.

The invention relates to an attachment mechanism and system used to accessorize, ustomize and / or personalize footwear with interchangeable uppers or straps, especially open shoes and sandals. More particularly, this invention presents a safe, secure and easy system for the attachment and detachment of shoe uppers and straps to shoes and sandals. This invention allows both the manufacturer and wearer to promote and display fashion and theme material of their own choosing, with the freedom to change the material or message without having to change footwear. The invention comprises a releasable fastener that connects a retainer, secured with the sole of the footwear, to an upper or strap. The releasable fastener is comprised of an upper and lower bar or metal loop, each loop carried on a barrel, the barrels interlocking with each other in a sliding engagement and held in the closed or engaged position by a magnet or by a biasing member.

A measuring probe for obtaining positional information on a measuring target face has: a movable member having a contact portion which is formed in its top and comes into contact with the measuring target face and a reflecting plane formed on its base end for reflecting a measuring light beam; a magnetic substance mounted on the movable member; a fixed member disposed in a fixed state; a bearing provided on the fixed member for supporting the movable member movably in axis line direction; and a magnetic force generating portion provided on the fixed member for generating force acting upon the magnetic substance to move the movable member in the axis line direction. The movable member is formed from a nonmagnetic material, and the bearing and the fixed member are formed from a magnetic material.