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78results about How to "No frictional resistance" patented technology

Handheld Camera Balancing Apparatus

A balancing apparatus is suited for use with a camera enabled device such as a smart phone to assist in stabilizing the video being captured. A camera mount including adjustable stabilizer weights balances the camera enabled device on grip member using a pivot coupling. The grip member compactly grips about a single finger of the user. The stabilizer weights are adjustably positioned about multiple axes for optimal counterbalancing and for providing an adjustable stand for being self-supported on a variety of supporting surface configurations. The stabilizer weights are carried by adjustable arms in which both the weights and arms can be pivoted into a storage position alongside a main body portion of the camera mount within a perimeter boundary of the camera mount and smart phone received therein.
Owner:WOOD DENNIS

Electric valve

The invention provides an electro valve of which the valve core comprises: a basal body which is fixed with a taper valve part, a major diameter shaft part, a minor diameter shaft part and a flange part located on a valve seat in turns from the lower; and a collar hanger component whcih is lagged on the minor diameter shaft part of the basal body in a relative move and rotation state in an axial direction, and stopped by a tubby stop part fixed on a valve support to support the lower end of a helical compression spring. When the valve support is located in a lowest position, the undersurface of the collar hanger component is press bonded on a step surface at upper of the major diameter shaft part of the basal body, while a defined gap is formed beteen the undersuface of the collar hanger component and the upper surface of the stop part. When the rotor and the valve support rotates a defined amount from the lowest position, the upper surface of the tubby stop part abuts on the undersurface of the collar hanger component, and the collar hanger component aparts from the upper step surface of the major diameter shaft part; and when the rotor and the valve support further rotates, the collar hanger component pushes the flange part up. The invention can redece the frictional resistance of the structural member, reduce the drive torque needed for opening the valve, obtain a simple structure with a fewer components, and reduce the cost of the device.
Owner:FUJIKOKI MFG CO LTD

Disk type permanent magnet wind-driven generator

The invention provides a disk type permanent magnet wind-driven generator relating to a wind-driven generator and at least comprising a shell, a stator, rotors, a generator shaft and a bearing, wherein the generator shaft is arranged at a shaft axis position of the shell, two ends of the generator shaft are respectively spanned on the shell through a bearing frame, one end of the generator shaft extends out of the shell and the other end is arranged in the shell; the stator consists of stator coil brackets and stator coils, the stator coil brackets have distributed structures in radial uniform distribution, and the stator is fixed on the shell; the rotors are radially fixed on the generator shaft and arranged opposite to the stator, and an air gap is remained between the stator and each rotor. The disk type permanent magnet wind-driven generator is characterized in that the stator coil brackets are distributed in two layers and adopt a non-cross overlapped way; the stator coils in two groups are respectively wound on the surfaces of the two layers of the stator coil brackets; and the two rotors are respectively arranged at two sides of the stator. The invention has the advantages of no frication resistance, no noise, sufficient utilization of magnetic fields, small starting wind power, large generated energy and simple structure.
Owner:大丰华祺能源科技有限公司

Pendulum friction nanometer generator, energy supply device and sensor

The invention relates to a pendulum friction nanometer generator, an energy supply device and a sensor. The pendulum friction nanometer generator comprises a transmission unit which comprises a transmission rod, wherein the transmission rod can move along an axial direction under the external excitation action; a friction unit which comprises a stator friction structure and a rotor friction structure which have different triboelectric sequences, wherein the rotor friction structure is fixed on the transmission rod and can move along with the transmission rod, so that the contact-separation process of the rotor friction structure and the stator friction structure is realized; the rotor friction structure has the unbalanced mass distribution, and rotates and swings around the transmission rod by taking the own center of mass as a balance position while moving along the axial direction; and a plurality of electrode units which are distributed at intervals, are arranged on the back surfaceof the stator friction structure and are used for carrying out electrical output. The pendulum friction nanometer generator has the advantages of frequency multiplication output, low cost, simple manufacture, high output and high durability.
Owner:BEIJING INST OF NANOENERGY & NANOSYST

Gypsum block unresisted-jacking and forming machine

The invention relates to the field of gypsum production equipment, in particular to a gypsum block unresisted-jacking and forming machine which can low power consumption when gypsum blocks are jacked out of cavities. The technical scheme of the invention is as follows: the gypsum block unresisted-jacking and forming machine comprises bottom templates, mandrels, support frames, double-layered partition plates and peripheral baffles, wherein the peripheral baffles are arranged on the support frames; the peripheral baffles, the double-layered partition plates and the bottom templates form the cavities in a surrounding manner; the mandrels are arranged in the cavities; the side edges of the bottom templates are clung to surfaces of the peripheral baffles and the double-layered partition plates; the peripheral baffles and the double-layered partition plates are both perpendicular to the surfaces of the bottom templates. After gypsum blocks are formed, gas in inside gasbags is discharged, and outside gasbags are inflated, thus the formed gypsum blocks can be separated from the double-layered partition plates. Through the improvement, a very good transformation basis is provided for reducing the whole weight and the energy consumption of a hydraulic jacking demoulding device. The gypsum block unresisted-jacking and forming machine can be used on a hydraulic jacking demoulding device for gypsum production.
Owner:广西大青山建设投资发展有限公司

Synchronizer-mechanism-equipped transmission

A synchronizer-mechanism-equipped transmission capable of moving tips of sleeve teeth and ring teeth away from butting each other by moving a synchronizer sleeve with biasing means even if the tips of the sleeve teeth and ring teeth are in contact when actuator driving stops. When sleeve teeth of a synchronizer sleeve that moves during gear shifting are located at a first synchronization position where the sleeve teeth begin to come into contact with ring teeth, a pressing member of a detent mechanism is in contact with a pre-gear-shifting detent recessed portion of a star cam.
Owner:HONDA MOTOR CO LTD

Gravity self-adaption elevator for LED television production line

The invention discloses a gravity self-adaption elevator for an LED television production line. The gravity self-adaption elevator for the LED television production line comprises two oppositely-arranged longitudinal supports, and a fixed friction board and a carrying platform which are located between the two longitudinal supports. Rolling grooves are formed in the opposite sides of the two longitudinal supports. The upper plane at one end of the carrying platform is connected with an elevating motor through a cable. The elevating motor is located above the carrying platform. The lower plane at the other end of the carrying platform is rotationally installed on a transverse rod. The two ends of the transverse rod are installed in the rolling grooves in a rolling manner. A herringbone friction supporting rod is rotationally installed in the middle of the transverse rod, a flat sliding board fixedly connected to one end of the herringbone friction supporting rod is limited in a rectangular groove in the lower plane of the carrying platform, and a sliding friction board fixedly connected to the other end of the herringbone friction supporting rod makes contact with a fixing friction board. By the adoption of the gravity self-adaption elevator, friction force, resistance and gravity are automatically matched and are adaptive, goods on the carrying platform descend at constant speed, and therefore the gravity self-adaption elevator has the beneficial effects of being capable of saving energy consumption and simple and reliable in structure.
Owner:滁州汽车与家电技术及装备研究院 +2

Self-washing damping and wear-resistant rotation type check valve

The invention relates to a self-washing damping and wear-resistant rotation type check valve, which belongs to the technical field of a control device on a medium pipeline. The self-washing damping and wear-resistant rotation type check valve comprises a valve body, a valve deck, a valve shaft, a tumbler and a valve clack, wherein the valve deck is arranged on the valve body; the valve shaft is arranged on the upper end in the valve body, which is near one end of a water inlet; the tumbler is fixedly connected to the valve shaft; the valve clack is fixedly connected to the outer side of the tumbler; the water inlet end of the valve body is provided with a valve seat used to be sealed with the valve clack; the valve shaft passes through the valve body to extend out of the valve body; the part of the valve shaft, which extends out of the valve body, is fixedly connected with a rotary arm; a rotary arm traction device is fixedly arranged out of the valve body. The automatic damping device in the self-washing damping and wear-resistant rotation type check valve disclosed by the invention has the characteristics of simple structure, low manufacture cost and blocking resistance, reliable adjustable damping can be realized without an externally-connected device, and the problem of the water hammer is solved. The valve clack mechanism is prevented from shaking under the hydraulic fluctuation via the rotary arm traction device so as to prevent the valve shaft from being abraded.
Owner:WUHAN DAYU VALVE

Mechanical sealing device

The invention relates to a mechanical sealed-in unit. It comprises: an oil chamber end covering, a sloping oils gear ring and a grease ring. On the bottom of the oil chamber provided oil return holes, the out covering is fixed on the oil chamber covering and the inner hole forms a labyrinth seal with the sloping oil gear ring; on the outside of the sloping oil gear ring provided a grease ring and a ring oil slot is arranged on the inner hole wall of the out end covering, the ring oil slot is connected with oil return hole on the oil chamber covering.
Owner:郑小平

Packaging device for free-flowing bulk material (filling)

The invention pertains to a device for the packaging of free-flowing fill materials in a tube-shaped casing with a feeder tubed to conduct the flow of fill materials. The feeder tube features a hookup, a mouth, a basically straight first segments adjoining the hookup, with a first longitudinal axis, and a second segment that is conjoined with the first segment and proximate to the mouth. The first segment is designed to accept and conduct a casing on its outer surface. The casing infeed consists of a plastic filmstrip, which is formed into a tube around the first feeder tube segment. The second segment is designed to further conduct the plastic filmstrip-derived, newly formed casing. Alternatively, a supply of casing and / or net material may be loaded onto the second segment from its mouth. Upstream and ahead of the first segment, the feeder tube features a feeder tube swivel bearing (140) around the first longitudinal axis. There is at least one change of feeder tube direction between the first and second segments.
Owner:POLY CLIP SYST

Welding machine capable of achieving four-station disc rotary sheet loading and welding to transverse strip

The invention discloses a welding machine capable of achieving four-station disc rotary sheet loading and welding to a transverse strip. The welding machine includes a rack, welding machine bodies, arotary feeding part, a clip loading part and a manipulator. The two welding machine bodies are installed at the rear end of a base plate of the rack, the clip loading part is installed at the front end of the base plate, the manipulator is installed on one side of the clip loading part, the moving end of the manipulator is provided with a sucking jig, a portal frame of the rotary feeding part is transversely fixed in the middle of the base plate, two welding holes are symmetrically formed in the two ends of an upper beam plate of the portal frame, material passing slots are formed in the upperends of two side plates of the portal frame, two supporting air cylinders are symmetrically arranged at the two ends of a lower bottom plate of the portal frame, rotary discs are located between thesupporting air cylinders and the upper beam plate, the centers of the rotary discs are connected with driving motors through hollow rotating platforms, and four lower movable modules are circumferentially arranged on the rotary discs in an arrayed manner. The welding machine has the effects of automatic feeding and welding, labor saving, feeding safety, simultaneous performing of multiple processes and high production efficiency.
Owner:SUZHOU LINGYU ELECTRONICS TECH CO LTD

Clamping structure

The invention relates to a clamping structure (1) which is not each to appear an unclamped phenomenon and can reduce the load needed by clamping. The clamping structure comprises: a clamping part (50) configured by a clamping protrusion part (53) formed on a side part (51a) a cantilever elastic sheet component (51); a paired clamping part (90) of a clamped part (93) clamped to the clamping protrusion part (53), wherein when the clamping part (50) is moved to clamp the clamping protrusion part (53) with the clamped part (93), the clamped part (93) is slidingly contacted with the clamping protrusion part (53) on a sliding contact surface, so as to make the cantilever elastic sheet component (51) swing from a neutral position by using a fixed end (51b) as a center, so as to make the clamping protrusion part be not contacted with the clamped part during elastic restoration of the cantilever elastic sheet component (51) to the neutral position, and so as to clamp the clamping protrusion part (53) with the clamped part (93) after the cantilever elastic sheet component (51) is elastically restored to the neutral position.
Owner:YAZAKI CORP

Intelligent rail-holding high-temperature superconducting maglev train system

The invention discloses an intelligent rail-holding high-temperature superconducting maglev train system, which is characterized in that a plurality of magnetic circuits of four electromagnetic rails of an intelligent rail-holding subsystem are linearly arranged, a plurality of single coils are connected in series in the same direction, the four electromagnetic rails generate a continuous and uniform magnetic field in the rail direction, pinning magnetic flux generated by 16 monitoring type intelligent Dewars of an independent system unit surrounds the four electromagnetic rails, the acting force of automatic suspension, automatic stabilization and automatic guiding of the maglev train is enhanced, the electromagnetic field intensity of four electromagnetic rails and a middle electromagnetic rail of a section can be controlled and the electromagnetic field can be turned off under the control of a photoelectric proximity switch and a wireless remote control receiving module of a plurality of section converters, the four electromagnetic rails outside the section and the middle electromagnetic rail are all in a power-off state; and a moving magnetic field generated by the electromagnetic rails in the section drive a variable-frequency linear generator rotor, and the linear generator rotor induces alternating current.
Owner:朱幕松

Induction heating phase-change type micro jet driver

The invention discloses an induction heating phase-change type micro jet driver and belongs to the field of micro drivers. A coil (3) is arranged around the periphery of a driver casing (1) in a wrapping manner and insulating paint (2) is coated on the periphery of the driver casing (1) and the coil (3); a heating core (6) is mounted in an inner chamber (8) of the driver casing (1); the two ends of the heating core (6) are aligned with the two ends of the coil (3); a power module I (10) is used for supplying power for a pulse generator (11), and the high-frequency impulse generated by the pulse generator (11) is supplied to a relay (12); a power module II (16) is used for supply power for a single-chip system (15), and the single-chip system (15) is communicated with the control terminal of the relay (12); a circuit output terminal I ( 13) is communicated with a coil terminal I (4); and a circuit output terminal II (14) is communicated with a coil terminal II (5). According the invention, a blasting type injection of gas-liquid mixture is used as a driving force, so that the driver realizes forward movement.
Owner:BEIJING UNIV OF TECH

Piston type straight shaft internal combustion engine

The invention relates to a piston type straight shaft internal combustion engine which consists of a double-half-wheel union straight shaft double-rail tooth frame and a tooth framework, wherein a fan-shaped gear on a double-half-wheel union straight shaft can rotate in a rack rail of the double-rail tooth frame; a two-tooth special-shaped wheel on the double-half-wheel union straight shaft can rotate in a tooth groove rail of the double-rail tooth frame; the fan-shaped gear and the two-tooth special-shaped wheel are respectively and alternately in contact with a rack and a tooth groove in the double-rail tooth frame during rotation, so that stable contact operation at five interruption points with irregular shapes is finished during rotation, and nearly 90-degree moment meshing between the rack in the double-rail tooth frame and the fan-shaped gear on the double-half-wheel union straight shaft is realized; therefore, almost 90 percent of huge explosive force of fuel oil of the internal combustion engine is output by doing useful work, and the output efficiency of the internal combustion engine is greatly improved. On the basis of the existing internal combustion engine, the double-half-wheel straight shaft and a case of the tooth frame and the tooth framework are only changed, the improving cost is low, the whole structure is firm, the parts are simple, robust and firm in structure, and operation is reasonable.
Owner:郝凤成

Expansion type metallic seal ball valve

The invention relates to a metallic seal ball valve, in particular to an expansion type metallic seal ball valve which is used in high-temperature high-pressure medium occasions, and comprises an upper valve body, a lower valve body, a ball body arranged in a cavity of the lower valve body, a valve rod assembly used for driving the ball body, a valve seat and a seal structure, wherein the ball body is provided with a perforative through hole; the spherical surface of the ball body is provided with a penetrating deformation lance which is positioned in the same plane as the axis of the throughhole; and the valve body assembly is matched with the ball body in a rotating way and matched with the lance in an opening and closing way when the ball valve is closed. As the deformation lance is arranged on the ball body, when the ball valve is closed, the lance of the ball body is widened by the valve rod assembly, and the ball body is enlarged, thus eliminating the gap between the ball body and the metallic valve seat, realizing the seal, further improving the sealing effect, meeting the requirement of being used at high temperature and under high pressure. In addition, when the valve isopened, the ball body is diminished and separated from the valve seat seal surface; and frictional resistance is not generated when in rotation, therefore, the operation is labor-saving.
Owner:方建生

Direct-acting piston actuator for travel switch

ActiveCN101447351AExtended service lifeOvercoming the defects of effective sealingElectric switchesActuatorControl theory
The invention relates to a direct-acting piston actuator for a travel switch, comprising a transmission mechanism, a pushing rod and a casing with an upper opening and a lower opening. The transmission mechanism comprises a piston. The lower end of the piston is provided with an axial groove. The piston is perforated into the casing. An upper end of the piston is exposed to the upper opening of the casing. An upper end of the pushing rod is fixed in the groove at the lower end of the piston. The openings at the two ends of the casing are respectively adapted to the piston and the pushing rod. Compared with the prior art, the direct-acting piston actuator for the travel switch has the characteristics of simple structure, stable performance, strong reliability, etc.
Owner:SHANGHAI JINGYI ELECTRICAL APPARATUS FACTORY CO LTD

Lifting type closure swing check valve

InactiveCN103836230AReliable adjustable dampingWith interception (regulation) functionOperating means/releasing devices for valvesCheck valvesEngineeringCheck valve
The invention relates to a lifting type closure swing check valve, and belongs to the technical field of control devices on medium pipelines. The lifting type closure swing check valve comprises a valve body, a valve deck arranged on the valve body, a valve shaft which is arranged at the inner upper end of the valve body and is close to one end of a water inlet, and a valve clack fixedly connected to the valve shaft, wherein a valve seat used for being sealed with the valve clack is arranged at the water inlet end of the valve body, the inner side of the valve clack is fixedly connected with a position adjusting block, the valve deck is provided with an installation hole, a linear lifting driving device is installed inside the installation hole, the output end of the linear lifting driving device penetrates into the installation hole, and a position adjusting wheel matched with the position adjusting block is fixed to the output end of the linear lifting driving device. The lifting type closure swing check valve has the function of closure (flow adjustment), the linear driving lifting device is installed at the upper portion of the valve deck, and the shaft end of the linear driving lifting device acts on the position adjusting block to achieve adjustment of the opening degree of the valve.
Owner:WUHAN SHENGYU DRAINING SYST

Elevated half-tube intelligent five-rail high-temperature superconducting maglev train system

According to an elevated half-tube intelligent five-rail high-temperature superconducting maglev train system, a plurality of magnetic circuits of four electromagnetic rails of an elevated half-tube intelligent five-rail subsystem are linearly arranged and connected with a plurality of single coils in series in the same direction, and the four electromagnetic rails generate a continuous and uniform magnetic field in the rail direction; pinning magnetic fluxes generated by high-temperature superconducting blocks in 12 monitoring type intelligent Dewar are correspondingly arranged on the four electromagnetic rails in the half tubes respectively, the four electromagnetic rails are surrounded, and the acting force of automatic suspension, automatic stabilization and automatic guiding of the maglev train is enhanced; a plurality of section converters supply power under the control of a photoelectric proximity switch and a wireless remote control receiving module, the electromagnetic field intensity of the electromagnetic rails and the middle electromagnetic rail in the four sections can be controlled, the electromagnetic field can be turned off, and the four electromagnetic rails and the middle electromagnetic rail outside the sections are all in a power-off state; the electromagnetic rails in the interval generate a moving magnetic field to drive a linear direct-current permanent magnet motor rotor; and a linear alternating current generator rotor synchronously induces alternating current output.
Owner:朱幕松

Supporting idler wheel bearing

The invention relates to a supporting idler wheel bearing which comprises an outer ring, an inner ring and two rows of rollers, wherein the two rows of rollers are arranged between the inner ring and the outer ring and are separated from each other with certain distance; the inner ring is provided with an oil injection hole and corresponds to the interval space between the two rows of rollers; and the length of the roller is 4mm and the outer diameter of the roller is 4mm. The supporting idler wheel bearing has an unique structure; as the two rows of rollers are arranged at intervals, the frictional resistance is avoided; as the size of the roller is reduced, the distance among the rollers can be enlarged, and as the inner ring is provided with the oil injection hole, oil can be injected and stored conveniently, the lubrication effect is good, the service life of the bearing is prolonged by one time compared with a traditional bearing; and the supporting idler wheel bearing is mainly applied on a water pump of a water-jet loom cam.
Owner:上海川野精密轴承有限公司

Indoor unit for air conditioner

An indoor unit for an air conditioner includes a casing, a front panel installed in front of the casing, an air discharge panel installed movably on a side portion of the front panel to selectively open and close an air outlet, and an air discharge vane provided on a side portion of the casing to guide an air exhaust direction.
Owner:LG ELECTRONICS INC

Permanent magnet rail

PendingCN110468637AEasy production and assemblyEasy to manufacture and assembleRailway tracksEngineeringRail traffic
The invention provides a permanent magnet rail. The permanent magnet rail is structurally characterized in that the permanent magnet rail is formed in the modes that iron cores 3 with magnetoconductivity are arranged in middle grooves of permanent magnets 2 with the U-shaped or semicircular sections, magnetic poles of the permanent magnets 3 which are overall in a U or semicircle shape are magnetized in the radial direction, and the sections extend along straight lines or curves. The bottom of the permanent magnet rail 1 is provided with a permanent magnet rail chair 9, the section of the permanent magnet rail chair 9 is provided with a U-shaped groove, and the section with the U-shaped groove is matched with the external section of the permanent magnet rail 1; and the U-shaped or semicircular permanent magnets 3 which are the same in structure but opposite in polarity are arrayed together to form the double-pole or multi-magnetic-pole permanent magnet rail. The permanent magnet rail can be constructed into a safe, economic and energy-saving superconducting magnetic levitation permanent magnet rail and vacuum pipeline ultrahigh-speed magnetic levitation rail traffic system.
Owner:DALIAN WHIM SCI & TECH LTD CO

Electric connector and electric connector assembly

The invention relates to an electric connector and an electric connector assembly. A contact member adopts the combination of a conductive plate and conductive reeds obliquely arranged in the same direction, and can be connected with a conductive member of a plug conveniently so as to realize the current transmission. During the insertion, the conductive reeds are extruded by a conductive surfaceand enabled to be deformed along the insertion direction, thereby having a great axial deformation ability, being capable of realizing reliable connection and separation in the case of large axial displacement, and being capable of meeting the transmission of high current at the same time. The conductive reeds and the conductive surface are in surface-to-surface contact, and the conductive reeds are arranged in the same direction, thereby not only being small in occupied volume, but also being capable of improving the conductive area of the whole contact member for high current transmission, saving the volume occupation of the contact member in high current, and enabling the structure of the connector to be more compact. In addition, the deformation in the same direction as the insertion direction enables the insertion force to be directly acted on the conductive reeds so as to enable the conductive reeds to be deformed, there is no axial friction resistance, and thus the insertion process is easier in insertion than the traditional radial deformation insertion mode.
Owner:CHINA AVIATION OPTICAL-ELECTRICAL TECH CO LTD
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