325results about "Automatic clutches" patented technology

A hybrid system for use with utility vehicles includes an electric motor including an output shaft and a conductor configured to alternatively receive power from or send power to an electrical power source. The hybrid system includes an internal combustion engine, a first pulley connected to and rotated by the internal combustion engine, and a clutch mechanism. The clutch mechanism includes a ratchet connected to the output shaft of the electric motor to rotate at a first rotational speed, a pawl carrier driven by the internal combustion engine to rotate at a second rotational speed, and one or pawls coupled to and configured to rotate with the pawl carrier. The one or more pawls are configured to be disengaged from the ratchet when the first and second rotational speeds differ and engaged with the ratchet when the first and second rotational speeds are equal.

[Problem] A design is provided that is capable of suppressing the rattling of an input element. [Solution to the problem] A leaf spring 6 has: two held sections 43, which are arranged on both sides of an input-side engagement section 14 in respect of a second direction perpendicular to a first direction, which is a direction of movement of a pressing surface 33, which moves away from or towards a pressed surface 7 and a central axis of an input element 3, and are held elastically between the input-side engagement section 14 and an input-side gripped section 34; and a base section 44, which connects the two held sections 43.

The invention discloses a clutch, a transmission device, box equipment and a refrigerator. The clutch comprises a driving piece, a driven piece and a transmission assembly. The driven piece comprises an output part and a matching part fixedly connected with the output part, and the matching part is provided with a containing groove. The transmission assembly comprises a rotating piece rotationally arranged in the containing groove, a clutch piece in transmission fit with a transmission piece, and a transmission piece fixedly connected with the driving piece. And the clutch piece is movably arranged on the rotating piece, has a transmission state in transmission fit with the matching part and a separation state separated from the matching part, and can be reset to the separation state. The transmission part can rotate relative to the rotating part along with the driving part so as to push the clutch part to be in a transmission state. According to the clutch, the transmission device can be applied to meet the intelligent opening and closing requirements of the refrigerator, manual opening and closing operation of a user is not interfered, meanwhile, the structure is simple, and the production cost can be reduced.

The invention relates to the technical field of electric cylinders, and provides a heavy-load electric cylinder actuating mechanism with bidirectional overload clutch protection, the heavy-load electric cylinder actuating mechanism with bidirectional overload clutch protection comprises an electric cylinder main body, and a motor is fixedly mounted on the surface of the electric cylinder main body. A threaded shaft rotatably penetrates through the inner wall of the electric cylinder body, and a material pushing shaft is slidably mounted on the inner wall of the electric cylinder body. According to the heavy-load electric cylinder executing mechanism with the bidirectional overload clutch protection, the clutch chuck II moves downwards to be disengaged from the clutch chuck I, at the moment, power transmission to the threaded shaft is cut off, and the material pushing shaft is slidably mounted on the inner wall of the electric cylinder body; clutch protection of the electric cylinder is achieved, breakage or deformation caused by over-torque and over-current is avoided, the service life of key components of equipment is prolonged, and the technical problem that in the prior art, in the operation process of the electric cylinder, due to the fact that the electric cylinder cannot bear high mechanical loads, negative influences on internal components of the electric cylinder to a certain degree are easily caused is solved.

The invention is related to soft actuators controlled by fluid pressure. The actuators developed with the invention comprise two sacs which provide for the flexion of a structure upon pressurizing this structure that has an anisotropic flexibility, which is provided by different knitted layers. The knitted layers are produced as integrated with each other by means of the three-dimensional whole-garment knitting technique. The actuators according to the invention can be adapted according to the different requirements and produced with standard qualities.

An overload adjusting mechanism and a spare tire basket fixing mechanism belong to the technical field of automobile parts. The overload adjusting mechanism comprises a fixing assembly, a locking disc arranged in the fixing assembly, ball pin positioning holes arranged on the locking disc, a ball pin sliding groove on the upper surface of the locking disc, a connecting screw rod connected with the locking disc, a locking shaft member having a locking shaft body and a base, a plurality of ball pin accommodating holes on the base, a ball pin installed in the ball pin accommodating hole and capable of being inserted into the ball pin positioning hole, the ball pin being capable of sliding along the ball pin sliding groove, an adjusting nut sleeved on the locking shaft body, a butterfly spring abutting between the base and the adjusting nut, the spare tire basket fixing mechanism comprising at least one overload adjusting mechanism, a spare tire basket body and a suspension unit, the spare tire basket body being used for carrying a spare tire, and the suspension unit being connected with the connecting screw rod. The advantages are that the spare tire locking overload protection is realized, the stable and reliable release of the spare tire is ensured, the structure is compact, and the safety is good.

The overload protection coupler comprises a hub, a first friction plate, a positioning ring and a locker, a pressure plate is sleeved on the hub, an adjusting nut is installed on the hub, the first friction plate is sleeved on the hub, a second friction plate is arranged between the first friction plate and the pressure plate, and the second friction plate is sleeved on the pressure plate. The first friction plate and the second friction plate are arranged in a semicircular mode, the positioning rings are connected with the first friction plate and the second friction plate, and the locker sleeves the positioning rings so that the first friction plate and the second friction plate can be installed on the hub. The two inner hexagonal screws are unscrewed, the two semicircular bushing rings are separated, at the moment, the semicircular bushing rings do not tightly hold the positioning ring, and after the first friction plate and the second friction plate lose the holding force of the semicircular bushing rings, the first friction plate and the second friction plate which are spliced into a circle are separated in a semicircular mode and fall off from the hub along the axial space, and in the narrow space, the friction plate is separated from the hub. And the step of replacing the first friction plate and the second friction plate is simpler.

To provide a new torque limiter capable of preventing a lubricant flowing out from an external apparatus from entering the inside of an outside member as much as possible.SOLUTION: A circular recessed part 10 or an annular recessed groove side 210b continuously extending in the peripheral direction is formed in the center of axial both side end surfaces of an inside member 4, and cylindrical preventive walls 42 and 48 entering the recessed part 10 or the recessed groove side 210b are formed in a pair of support walls 26 and 46.SELECTED DRAWING: Figure 1

The torque-adjustable clutch comprises a shell, a driving disc is arranged in the shell, a driven disc is arranged in the shell, a connecting rod is fixedly installed on the inner wall of the right side of the driven disc, a driving shaft is connected to the inner wall of the driving disc in a clamped mode, and the driving shaft is connected to the inner wall of the driving disc in a clamped mode. An adjusting mechanism is fixedly mounted on the inner wall of the driven disc, an extrusion rod is pushed or pulled, the extrusion rod is stressed to move to drive a rotating sleeve to move, then a sliding sleeve is driven to move, the sliding sleeve moves to drive a hinge rod to move, and the hinge rod is hinged to the sliding sleeve and a limiting block through pins; the hinged rod moves to drive the limiting block to move along the communicating groove, the limiting block moves to drive the friction plate to move, the positions, making contact with the driving disc, of the friction plate are different, the circumferential radius of the friction plate around the axis of the driven disc is changed in a disguised mode, and torque is changed by changing the radius difference.

The utility model provides a toy moving device, the toy moving device can be attached to a target so as to be hung on the target, the toy moving device comprises a body, the body is provided with an upper portion and a lower portion, and the upper portion and the lower portion are separated in the middle of a central reference plane of the body along a central shaft of the body; and at least one arm, the upper portion comprising a target connection member for attaching the body to the target, and the arm having a distal end allowing a toy to be connected thereto, and a proximal end at which the at least one arm is mounted to the body between the upper portion and the lower portion, the at least one arm is pivotable at least partially between a retracted position in which the distal end is located at a first distance from the central axis and an extended position in which the distal end is located at a second distance from the central axis.

Proposed is a brake device for a vehicle seat, in which when a button part is pressed, an unlocking protrusion is inserted between braking members and pushes rollers of the braking members, which are positioned on wedge surfaces, to release surfaces, such that an unlocked state is implemented.

A mechanical overspeed protection device includes a hydraulic cylinder, a drive sprocket, a rotating disk, a linkage rod, a centrifugal assembly, a hydraulic pump, and a support. The support includes a base plate, a left plate, a middle plate, and a right plate. The bottom of the left plate is connected to the top of the base plate, the bottom of the middle plate is connected to the top of the base plate, and the bottom of the right plate is connected to the top of the base plate. The left end of the drive sprocket is connected to the top of the left plate, and the middle section of the drive sprocket is connected to the top of the middle plate. A rotating disk is fitted onto the side of the drive sprocket near the middle plate. The drive sprocket and the rotating disk are coaxially connected. The rotating disk is positioned between the left and middle plates. The right end of the drive sprocket is connected to the inner side of the geared disc. A linkage rod is inserted into the side of the rotating disk. This design transmits the power of the rotating component to the hydraulic pump, thereby providing reliable hydraulic power for a large load on the brake, achieving timely braking to meet the safety protection requirements of overspeed braking for large equipment.

The integrated torque limiter assembly comprises a shock absorber unit, a limiter unit and a flexible disc, the shock absorber unit comprises a driven disc, a shock absorption disc, a first belleville spring, a first friction face shock absorption lining, a disc hub and a second friction face shock absorption lining, and the first belleville spring, the first friction face shock absorption lining, the disc hub and the second friction face shock absorption lining are sequentially arranged between the driven disc and the shock absorption disc. A first bent part facing the left side is arranged on the periphery of the driven disc, so that the driven disc body forms a middle sedimentation platform relative to the first bent part. The limiter unit comprises a supporting disc, a pressing plate and a flywheel, friction plates are riveted and fixed to the left side and the right side of the supporting disc, the supporting disc is connected with the shock absorber unit through second rivets, and a second bent part which faces the right side and is inserted into the flexible disc is arranged on the periphery of the pressing plate. The torque limiter solves the problems that an existing torque limiter is large in part number, large in size and high in cost.

The application relates to a torque limiter, belonging to the technical field of mechanical manufacturing. The torque limiter comprises a driving end flange, a driven end flange and a plurality of ejector pin devices. The plurality of ejector pin devices are arranged at intervals along the circumference of the driven end flange and are connected with the driven end flange; and the plurality of ejector pin devices are arranged in pairs symmetrically relative to the central axis of the driven end flange. The ejector pin devices are movably connected with the driving end flange. In normal working conditions, the torque is transmitted by the contact between the force applied by the ejector pin devices and the driving end flange; when the system is overloaded, the overload force overcomes the force applied by the ejector pin devices to make the ejector pin slide or displace to cut off the power, thereby quickly responding to the protection system, and the torque limiter can be automatically reset after the overload is eliminated. In addition, the torque is uniformly distributed due to the symmetric distribution and the movable connection characteristics, the work is stable, and the convenience and the work efficiency of the equipment are remarkably improved.

[Problem] The present invention addresses the technical problem of developing a new clutch device that is incorporated into an engine of a motorcycle or the like and is capable of optimizing a transmission status of rotation power during acceleration and deceleration even by applying most of existing components. [Solution] A clutch device according to the present invention is characterized in that: in order to optimize a pressure contact condition of a friction plate and a clutch plate in a clutch element body, a connection optimization mechanism equipped with a cam mechanism is provided; the cam mechanism is provided at the outer circumferential side as compared to the arrangement circle of a clutch spring; and upon occurrence of forward / backward torque in a transmission path, the cam mechanism causes displacement to either expand or contract a portion between a plate-receiving flange part of a clutch center and a plate-pushing ring part of a pressure plate, whereby the strength of the pressure contact condition in the clutch element body is changed either stronger or weaker and a clutch connection condition is optimized.

The utility model discloses a high heat dissipation centrifugal clutch of an unmanned aerial vehicle, which belongs to the technical field of unmanned aerial vehicles and comprises a clutch shell, a clutch driving shaft is inserted in the middle of the clutch shell, and a plurality of equidistant annular fins are fixedly arranged on the outer wall of the circumference of the clutch shell. And a plurality of notches with equal angles are formed in the outer wall of the circumference of each annular fin. The clutch shell is made of the aluminum alloy material, the heat dissipation effect of the centrifugal device is effectively enhanced, the circumferential outer wall of each annular fin is provided with the notches with the same angle, the heat dissipation surface area of the clutch shell is greatly increased, the outer wall of the other end of the clutch shell is provided with the heat dissipation holes and the lightening holes, and the heat dissipation effect of the centrifugal device is improved. The weight of the clutch shell can be reduced, ventilation and heat dissipation are facilitated, compared with a traditional centrifugal clutch, the clutch shell prolongs the service life of the clutch, the stability of the clutch is improved, and torque transmitted by the clutch is kept efficient and stable.

To provide a vehicle control device that can prevent damage or wear to the parking brake mechanism and allow the parking brake mechanism to perform its intended function over a long period of time. [Solution] The system includes a control unit 115 configured to suppress the generation of vehicle driving force by operating the accelerator pedal 109 when an operating state detection sensor 111 detects the operating state of a parking brake operating unit 108, which is operated by the vehicle driver between an operating position that activates the parking brake mechanism 120 and a release position that releases the parking brake mechanism 120, detects that the parking brake mechanism 120 is in an activated state, and when a vehicle speed sensor 116 detects that the vehicle is in a driving state, it suppresses the generation of brake element switching force by operating the parking brake operating unit 108.

A torque limiting clutch assembly is provided that is mounted between the motor housing (221) and the ring gear (223) of a planetary gear assembly. During normal operation, the clutch assembly prevents rotation of the ring gear relative to the motor housing. In the event of a severe loading condition, the clutch assembly slips, thereby preventing excessive torque from being applied to the drive train and potentially damaging one or more drive train components.

An electrically actuated variable camshaft timing (VCT) assembly including an electric motor for controlling the VCT assembly, the electric motor having a rotor and an electric motor output shaft; a gearbox assembly having an input coupled to the electric motor output shaft and an output configured to be coupled to a camshaft of an internal combustion engine; and a torque limiting assembly coupled to the electric motor output shaft, the torque limiting assembly preventing angular displacement of the electric motor output shaft relative to the rotor and including a spring that releasably engages the rotor to the electric motor output shaft to prevent angular displacement of the rotor relative to the electric motor output shaft at or below a torque limit and to allow angular displacement of the rotor relative to the electric motor output shaft above the torque limit.

Provided is a power transmission device which, in a vehicle provided with a centrifugal clutch unit, can prevent sudden power transmission at an unintended timing due to the careless operation of a pressure-contact assist cam at the time of starting of the vehicle. In a process in which a counterweight member (10) of a centrifugal clutch unit (9) moves from an inner diameter side position to an outer diameter side position and a transmission torque from an input gear (1) to an output shaft (3) increases, there are a first torque region (alpha1) in which operation of a crimping assistance cam is restricted and a second torque region (alpha2) in which operation of the crimping assistance cam is permitted.

The invention provides a clutch device which can be assembled between a driving source and a driven body and can prevent transmission of impact torque from the driven body to the driving source. A clutch device (1) is provided with a first rotating member (2), a second rotating member (3), a third rotating member (4), an engagement member (5), and a flywheel (6) fixed to the first rotating member (2). When torque is input to the second rotating member (3), torque is transmitted between the second rotating member (3) and the third rotating member (4) while the first rotating member (2), the flywheel (6), the second rotating member (3), the third rotating member (4), and the engagement member (5) are in a stable rotating state in which the first rotating member (2), the flywheel (6), the second rotating member (3), the third rotating member (4), and the engagement member (5) rotate integrally. When the torque acting on the third rotating member (4) increases sharply in the steady rotating state, the flywheel (6) is brought into a torque transmission restriction state in which the torque transmitted between the second rotating member (3) and the third rotating member (4) is reduced or lost on the basis of the inertia force acting on the flywheel (6).

This application discloses a rotating bracket for connecting a display screen panel, comprising a positioning mechanism, a connecting component, and a power component. The positioning mechanism includes a positioning element and a sleeve element. The sleeve element has a first abutting portion, and the positioning element is partially housed within the sleeve element and abuts against the first abutting portion. The connecting component includes a first end and a second end disposed opposite to each other. The first end has a plurality of mounting slots, and the positioning mechanism is partially disposed within the mounting slots. The second end is used to connect to the display screen panel. The power component is connected to the first end and abuts against the positioning element. This application also provides a display. The rotating bracket and display disclosed in this application, by using a sleeve element to abut against the power component and springing open when the pressure exceeds a preset value, achieve protection for the power component, providing a beneficial effect of high safety.

The invention provides a clutch automatic door opening and closing device and refrigeration equipment, and belongs to the technical field of household appliances. The clutch automatic door opening and closing device comprises a driving mechanism, a transmission wheel and a clutch mechanism; the clutch mechanism comprises a limiting part, a clutch locking part and a clutch pushing part which are arranged on the transmission wheel; the clutch locking part comprises a locking block capable of moving along the first rotating shaft, a spring bolt capable of moving in the first radial direction and a first reset piece connected with the locking block and the spring bolt. The clutch pushing part moves in the first radial direction and drives the spring bolt to move along the first rotating shaft through the locking block, so that the spring bolt is matched with the limiting part; when the spring bolt is matched with the limiting part and the transmission wheel bears abnormal acting force larger than a first preset value, the limiting part forces the spring bolt to retract in the first radial direction and compress the first reset piece, the spring bolt is separated from the limiting part, the locking block is kept still, and therefore impact force is prevented from being transmitted to the clutch pushing part; according to the clutch automatic door opening and closing device, impact force transmission during abnormal impact can be interrupted, so that all parts are protected.

A structure and method of assembly of a torque converter assembly can independently set a clutch disengagement distance (CL) without being affected by axial clearance. The assembly includes a torque converter cover having a first axially extending flange, a reaction ring having a second axially extending flange, and a torque converter pump having a third axially extending flange. The first axially extending flange, the second axially extending flange and the third axially extending flange are interconnected by a single connection point, and the second axially extending flange and the third axially extending flange are provided with interworking structures for limiting relative axial movement between the reaction ring and the torque converter pump prior to connection.

A power transmission device includes a flywheel with increased inertia and a damper device. The flywheel includes a body portion, an attachment portion, and a first protruding portion. The attachment portion is disposed radially outward with respect to the body portion. The first protruding portion is disposed radially outward with respect to the attachment portion. The first protruding portion protrudes toward a first axial side with respect to the attachment portion. The damper device is disposed on the first axial side with respect to the body portion. The damper device is attached to the attachment portion.

The utility model discloses a kind of overrunning clutch and speed changer. Overrunning clutch includes inner tube, outer tube, power transmission gear, first ring piece, second ring piece and restriction module;Power transmission gear is sleeved in inner tube and has the outer tooth that can be engaged with the clamping tooth on outer tube, matching key that is matched with the spline on inner tube is equipped on power transmission gear inner wall, and power transmission gear side is equipped with first tooth profile part;First ring piece is sleeved in first tooth profile part, and second tooth profile part is equipped on first ring piece;Second ring piece is sleeved in inner tube and is equipped with the matching tooth that can be engaged with first tooth profile part and second tooth profile part;Restriction module can be by limiting second ring piece clockwise and / or counterclockwise rotation relative to outer tube to make second ring piece and outer tube be connected together. The utility model solves the technical problem that existing overrunning clutch can only one-way overrun and is uncontrollable.

The invention relates to an electronic control unit (12) for a hybrid vehicle (1) comprising a control system (10), an electric motor (20) and an internal combustion engine (40), the electronic control unit being configured to: receive, via a communication network (13), an acceleration request requested by a user of the vehicle (1) by actuating a control handle (11) of the control system (10); comparing the speed value measured by the speed measurement module (14) with a stored minimum speed value after receiving the acceleration request; if the measured speed is below the stored minimum speed, a single torque command intended for the electric motor (20) is generated in accordance with the acceleration request, and the single torque command is sent to the electric motor (20).

In a clutch device 210, in a state in which a center-side assist cam surface 60A and a pressure-side assist cam surface 90A are in contact with each other, when viewed from an axial direction of an output shaft 15, a first gap 287 penetrating a clutch center 240 and a pressure plate 270 in a direction D and overlapping a center-side cam hole 243H is provided on a first circumferential direction S1 side of an end part 90AS1 of the pressure-side assist cam surface 90A in a first circumferential direction S1.

The invention discloses a clutch, a transmission device, box equipment and a refrigerator. The clutch comprises a driving piece, a driven piece and a transmission assembly. The driven piece comprises an output part and a matching part connected with the output part, and the matching part is provided with a connecting part. The driving part and the driven part are rotatably arranged, and the driving part is provided with a spiral groove extending in the axial direction of the driving part. The transmission assembly comprises a transmission part movably arranged in the spiral groove and a clutch part in transmission fit with the transmission part. The clutch piece is arranged in a sliding mode relative to the driving piece in the axial direction of the driving piece and has a transmission state connected with the connecting part and a separation state separated from the connecting part. The clutch piece can be reset to the separation state, the transmission piece can rotate along with the driving piece so as to move along the spiral groove, and the clutch piece is pushed to the transmission state from the separation state. According to the clutch, the transmission device can be applied to meet the intelligent opening and closing requirements of the refrigerator, manual opening and closing operation of a user is not interfered, meanwhile, the structure is simple, and the production cost can be reduced.

The invention relates to a multi-plate compact friction clutch for an actuator. In some examples, a configurable multi-plate compact friction clutch is provided for use in vehicle applications, particularly for protecting an actuator from excessive torque. The friction clutch includes an output coupler, a center housing, alternating metal and thermoplastic friction plates engaged with the center housing and the output coupler, respectively, and a biasing member that applies a compressive force to the friction plates. The clutch transfers torque between the input end and the output end, and allows slip to prevent overlarge torque situations. This design enables consistent performance over a wide temperature range, and can be extended for various applications. The compact nature and muting operation of the clutch makes it suitable for use in vehicle charge door actuators and other automotive shutdown systems.