1893results about "Freewheel clutches" patented technology

An energy storage apparatus can comprise a battery enclosed within a housing and an ultracapacitor directly electrically coupled with the battery via one or more high voltage lines. The ultracapacitor can form a single integrated unit with the battery within the housing. The ultracapacitor can have a voltage capacity at least as large as the battery. The ultracapacitor can provide energy to the battery via the one or more high voltage lines to charge the battery. The ultracapacitor can have a greater power density and a smaller energy density than the battery. The ultracapacitor can removably electrically couple with a 110V or 220V outlet to receive energy originating from a utility grid. The battery can receive energy from the ultracapacitor when a voltage of the battery is below a threshold and can resist receiving energy from the ultracapacitor when the voltage of the battery is above a threshold.

A motor assembly is described and includes a housing; a plurality of motors disposed within the housing; and a drive shaft comprising a plurality of interconnected drive shaft segments, wherein each one of the drive shaft segments is driven by a different one of the motors connected to the drive shaft segment via an integrated overrunning clutch.

The present invention relates to a freewheel adjustable wheel and an exercise bicycle including the same and. More specifically, may comprise a rotation gear part which rotates together with a pulley fixed to the outer side thereof and has a circular gear formed along the outer circumference thereof; a case part for rotatably supporting the rotation gear part; a first power transmission part for transmitting power which has been transmitted to the rotation gear part to the case part when the rotation gear part rotates in the normal direction; and a second power transmission part for transmitting power which has been transmitted to the rotation gear part to the case part when the rotation gear part rotates in the reverse direction.

The invention provides a ratchet clutch with a friction cam, which is mainly applied to the technical field of transmission, in particular to the technical field of ratchet clutches. The ratchet clutch with the friction cam comprises a pawl, a ratchet, a return spring, a pawl seat and the friction cam. Under the direct or indirect friction action of the pawl seat or the ratchet wheel, the friction cam can selectively rotate relative to the ratchet wheel or the pawl seat within a certain angle range. And under the direct or indirect action of the friction cam, the return spring and the pawl, the pawl seat and the ratchet wheel can be selectively separated and combined. Compared with the prior art, the ratchet clutch provided with the friction cam can reduce operation noise between the pawl and the ratchet wheel in the separated state.

According to the fastening mechanism and the non-return assembly thereof, the novel non-return assembly of the fastening mechanism comprises the offset component, the stop component and the gear teeth, on one hand, the elastic arm of the offset component is high in deformability, the smoothness of a tightening lacing is improved, and the structural simplicity is considered; and on the other hand, reverse self-locking is formed by the neck joint part of the joint head part of the deflectable component and the non-return head part of the stop component, so that the anti-reverse reliability of the fastening mechanism can be greatly enhanced.

A one-way braking hinge capable of self-aligning a shaft and a one-way clutch is provided. The one-way braking hinge (10) includes a first leaf (1), a shaft (3) rotatably supported by the first leaf (1), at least one resistance part (4) that resists rotation of the shaft (3), a second leaf (2) rotatably coupled to the shaft (3), a one-way clutch (12) into which the shaft (3) is inserted, and a position adjusting member (11) to which the one-way clutch (12) is fixed. The position adjusting member (11) is position-adjustably coupled to the second leaf (2).

A method for power transmission method includes providing first and second shafts, first and second gear assemblies between the first and second shafts, and first and second coupling assemblies. The first coupling assembly coupling the first shaft to the first gear assembly, and the second coupling assembly coupling the first shaft to the second gear assembly. The speed of the first shaft varies, wherein the deployment of a locking element of the second coupling assembly is based on the speed of the first shaft.

The invention relates to a domestic appliance, in particular a water-conveying domestic appliance, comprising: an appliance housing (2), which provides an appliance chamber (3) and has a loading opening (4) for access to the appliance chamber (3); an appliance door (5), mounted so as to be rotatable about a pivot axis, for closing the loading opening (4); a motor unit (11), which is operatively connected to the appliance door (5) and by means of which the appliance door (5) can be transferred from an open position into a closed position that closes the loading opening (4); and a coupling device (16), which is arranged between the motor unit (11) and the appliance door (5) and is operatively connected on the drive side to the motor unit (11) and on the output side to the appliance door (5); wherein the coupling device (16) comprises a coupling (17), which is switchable and can be transferred from an uncoupled position into a coupled position, and vice versa; wherein the coupling (17) is designed to bring about automatic switching from the uncoupled position into the coupled position during operation of the motor unit (11).

The invention discloses an industrial Internet of Things intelligent equipment control method. The method comprises the following steps: S1, data recording: a monitoring mechanism monitors temperature values of different time points in a closed shell in an operation process of intelligent equipment; s2, drift calibration: the driving mechanism controls the calibration mechanism to perform drift calibration on the corresponding abnormal temperature sensor; s3, data analysis: predicting the operating temperature of the equipment by the time sequence model, dynamically adjusting an alarm threshold according to historical data, and judging whether the monitoring temperature of the equipment exceeds the threshold or not; and S4, equipment starting and stopping: the driving mechanism controls the starting and stopping mechanism to perform power-off processing on the intelligent equipment. The control module and the monitoring mechanism are arranged, and the type of a data exception source is judged while the running state of the equipment is monitored through temperature; by arranging the driving mechanism and the start-stop mechanism, the intelligent equipment stops running; the calibration mechanism is arranged to carry out drift calibration on the sensor of the detection mechanism.

The invention relates to a freewheel device (1) for a switchable clutch arrangement (2), the freewheel device comprising two freewheel components (3, 4) that can be axially coupled to one another via an axially acting coupling device (7), wherein the coupling device, upon relative rotation between the freewheel components in a first rotational direction (8), connects the two freewheel components to one another so that they rotate together, and, upon relative rotation in a second rotational direction (9) opposite to the first rotational direction, allows the freewheel components to rotate relative to one another, wherein the coupling device has coupling elements (11) to which a spring force is applied by associated spring elements (12), wherein each spring element fixes the coupling element to the first freewheel component (3) and defines a tilting axis (28) about which the coupling element can pivot against the spring force, wherein the spring element comprises at least one first spring portion (18) which rests against the first freewheel component and extends rectilinearly parallel to a first longitudinal axis (19), and a second spring portion (20) which projects at an angle from the first spring portion and is resiliently elastically supported on the coupling element, wherein the spring element is made of sheet metal, wherein the first spring portion (18) is a rectilinearly extending and substantially planar first sheet metal portion (21), and the second spring portion (20) is a rectilinearly extending and substantially planar second sheet metal portion (22).

In some aspects, a speed reducer includes a housing; an inner gear supported in the housing and having an inner gear hole; an outer gear arranged in the inner gear hole, meshing with the inner gear, and having an outer gear hole; an eccentric wheel arranged in the outer gear hole and configured to drive the outer gear to revolve around a rotation axis of the eccentric wheel; a brake block arranged on the eccentric wheel to rotate together with the eccentric wheel and movable relative to the eccentric wheel between a braking position and a release position; an elastic member coupled to the eccentric wheel and the brake block and configured to press the brake block towards the braking position; a limit disc arranged in the housing and engaged with the housing and the outer gear; and a drive member coupled to the eccentric wheel.

An actuator arrangement (100) comprising a braking device (1) with two terminal ends (2, 3) movable relative to each other, the relative movement of which can be braked. One of the two terminal ends is an actuating terminal end (2) and is connectable to an actuating element (4) and can be moved from a rest position (5) to an actuating position (6). The other terminal end (3) is connectable to a support device (50). A transmission rod (7) is included, which is coupled to one of the two terminal ends (2, 3). The braking device (1) has a controllable magnetorheological rotary brake (10) with two rotating units rotatable relative to each other. A conversion device (20) is provided for converting a longitudinal movement (8) of the transmission rod (7) into a rotary movement (15) of the rotary component (15) and vice versa.A freewheel device is formed between the rotating component and one of the rotating units of the rotary brake, which transmits a torque in one direction of rotation and enables a freewheel state in the other direction of rotation.

The input shaft and the output shaft of the shifting block type bidirectional non-return transmission mechanism are coaxial, and the shifting block type bidirectional non-return transmission mechanism is small in overall size, low in cost and convenient to use. The device comprises an input shaft, an output shaft, a second one-way shaft sleeve and a first one-way shaft sleeve which are coaxial, a middle pressing disc matched with the output shaft in a spiral line mode is arranged on the output shaft, and a first force transmission disc and a second force transmission disc are fixed to the output shaft. An arc-shaped groove is formed in the second force transmission disc, a shifting block arranged between the input shaft and the middle pressing disc penetrates through the arc-shaped groove, when the input shaft rotates by an angle a, the shifting block drives the middle pressing disc to rotate by the angle a relative to the output shaft, the middle pressing disc moves to the first limiting position from the second limiting position in the axial direction, and the central angle of the arc-shaped groove is not smaller than the angle a; when the middle pressing disc is in the first limit position, the middle pressing disc, the first force transmission disc and the first one-way shaft sleeve form a friction type transmission structure capable of transmitting torque; and when the middle pressure plate is in the limiting position II, the middle pressure plate, the force transmission plate II and the one-way shaft sleeve II form a friction type transmission structure capable of transmitting torque.

A cam-type clutch is provided, featuring a torque limiting function. It is adaptable to high torque applications with a simple structure, excellent accuracy, stability, and durability, and can be miniaturized for extended service life. The cam-type clutch comprises: multiple cams arranged circumferentially between at least one pair of inner and outer rings, which are coaxial and rotatable relative to each other; and preloading devices for preloading the multiple cams so that they come into contact with the inner and outer rings. Each cam has an inclination limiting section that restricts the cam's inclination in an engagement direction by coming into contact with a locking section located in a different section of the cam-type clutch than the cam-receiving surfaces of the inner and outer rings.

The present application relates to a device for providing an electric charge to a vehicle. The device includes a driven mass, a generator, a charger, a hardware controller, and a communication circuit. The driven mass rotates in response to the kinetic energy of the vehicle and is coupled to a shaft so that the rotation of the driven mass causes the shaft to rotate. The driven mass is present in one of: (1) an extended position and (2) a retracted position. The generator generates an electrical output based on a mechanical input end coupled to the shaft so that the rotation of the shaft causes the mechanical input end to rotate. The charger is electrically coupled to the generator and: receives the electrical output, generates a charge output based on the electrical output, and transmits the charge output to the vehicle. The controller controls whether the driven mass is in the extended position or the retracted position in response to a signal received from the communication circuit.

The present invention discloses a one-way clutch, comprising an outer ring, an inner ring and a rolling support structure; the inner wall of the outer ring is provided with a plurality of curved grooves evenly arranged along the circumferential direction, the rolling support structure is arranged between the outer ring and the inner ring, the rolling support structure comprises a retaining frame, a needle roller and a spring, the retaining frame is provided with a plurality of retaining grooves evenly arranged along the circumferential direction, and the retaining grooves correspond to the curved grooves one by one; a needle roller and a spring are arranged in the retaining groove, the length directions of the needle roller and the spring both extend along the axial direction, and the spring is arranged on one side of the needle roller. The present invention also discloses a hub motor with a gear. The present invention adopts a structure similar to a needle roller bearing, with a large number of needle rollers, a small diameter, and a compact radial direction, which is conducive to reducing friction torque and extending service life.

A bicycle hub kit has a hub body, a driver disposed to a first end of the hub body, a sprocket connected to the driver, a clutch sleeve disposed inside the hub body and connected to the driver, and a shaft kit. The shaft kit includes a shaft body, an end base fixed to the shaft body, a ball retainer sleeved on the end base and supporting between the hub body and the end base, and a positioning kit disposed between the end base and the clutch sleeve. The positioning kit can be selected from a sleeve positioning kit and a braking positioning kit. The shaft kit can be detached from the hub body for replacing the positioning kit to transform the bicycle hub kit between with and without a coaster brake.

A freewheeling mechanism includes a freewheeling member with a clamping structure, clamping parts arranged on the clamping structure, and a sheet metal cage for spacing the clamping parts in a direction of revolution. The sheet metal cage is placed on the freewheeling member and includes a base body with a support portion extending radially outward and a coupling rim on a first axial side. The coupling rim includes a coupling disk fixed coaxially on the base body and adjoining the support portion. The coupling disk includes a coupling portion with a coupling structure for interlocking coupling to the clamping structure such that the sheet metal cage is held on the freewheeling member for conjoint rotation. The support portion and the coupling disk have a same external diameter with assembly recesses provided at their respective outer circumferences, and the assembly recesses lie over one another in an assembled state.

There is disclosed an adjustable single-sprocket system including a sprocket having an opening for an axle, the sprocket having teeth about a perimeter of the sprocket, wherein the teeth of the sprocket are for engaging a bicycle chain, an adjustment dial, having an opening for the axle, the adjustment dial incorporating at least two adjustment ramps along a dial side closest to the sprocket, and a camming spacer, having an opening for the axle and including at least two camming ramps to engage with the at least two adjustment ramps to increase or decrease distance of the sprocket from the adjustment dial along a rotation axis about the sprocket as the adjustment dial is rotated about the rotation axis in a first direction or a second direction.

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.

IMPROVED LINEAR ACTUATOR Linear actuator (1) comprising: - a linear unit (2) capable of generating linear motion, - a motor (3) for motorized drive of the linear unit (2), comprising a drive shaft (4), - a drive connection (5) extending from the motor (3) to said linear unit (2), - a centrifugal brake (6), connected to the drive shaft (4) and / or to the drive connection (5) via a one-way clutch device (7).The one-way clutch device (7) is configured such that: - when the drive shaft (4) or the drive connection (5) is driven in a first direction of rotation, the centrifugal brake (6) is not driven in rotation by said drive shaft (4) and / or said drive connection (5), and therefore produces no braking torque; - when the drive shaft (4) or the drive connection (5) is driven in a second direction of rotation, opposite to the first direction of rotation, the centrifugal brake (6) is driven in rotation by said drive shaft (4) and / or said drive connection (5) and can then produce, beyond a predetermined rotational speed, a braking torque on the drive shaft (4) and / or the drive connection (5). Figure to be published with the abbreviation: Fig. 1.

A hub is provided for a human-powered vehicle. The hub includes a hub axle, a first rotating body, a second rotating body, a first ratchet member, a second ratchet member and a slider. The first rotating body and the second rotating body are rotatably mounted on the hub axle. The first ratchet member rotates with the first rotating body. The second ratchet member rotates with the second rotating body. The slider rotates with the first rotating body and slide with respect to the second rotating body in a circumferential direction. The slider has a first contact surface in sliding contact with an axially facing surface of the second ratchet member. The slider has a second contact surface in sliding contact with a radially facing surface of the second ratchet member.

In an adapter series for geared motors, and a method for producing an adapter from a modular system, which include a first housing part, a second housing part, an intermediate flange, and a first bearing, a first adapter or a second adapter is selectively produced. To produce the first adapter, the first housing part is directly connected to the second housing part, and the outer ring of the first bearing is accommodated in the first and second housing parts and centers the first housing part with respect to the second housing part. To produce the second adapter, the first housing part is connected directly to the intermediate flange, the intermediate flange is connected directly to the second housing part on the side thereof facing away from the first housing part, and the outer ring of the first bearing is accommodated in the first housing part and in the intermediate flange and centers the first housing part with respect to the intermediate flange.

A clutch can include an input; an output; a centrifugal clutch mechanism that transfers energy from the input to the output, the centrifugal clutch mechanism including: a disk; centrifugal weights movably coupled to the disk; and a central shaft rotatable relative to the disk and extending through the disk, the central shaft comprising drive surfaces, wherein the disk is rotatably coupled to the input, wherein the output is rotatably coupled to the central shaft, wherein the centrifugal weights rotate between a disengaged position in which the centrifugal weights do not interface with drive surfaces and an engaged position in which the centrifugal weights interface with the drive surfaces, and wherein the centrifugal weights are disposed inside the perimeter of the disk when the centrifugal weights are in the engaged position.

The present invention relates to an actuator 1 for oscillatingly driving a windscreen wiper with a brake medium 2 for frictionally holding a component 3 of the actuator 1, in particular when the wiper arm is in the parked position, wherein the brake medium is opened by a driving force of the actuator 1 and closed by a pushing force of the wiper arm.

Provided is a hub type driving device applicable to an electric bicycle of a throttle mode, a PAS mode, and a throttle and PAS combination mode, and an electric bicycle using same. The hub type driving device comprises: a housing having an accommodation space therein; a support shaft for penetrating to pass through the housing and of which both ends are fixed to a fork of the electric bicycle; first and second bearings for rotatably supporting the housing around the support shaft; an electric motor for generating a rotational force rotated around the support shaft; a derailleur for decelerating the rotational force of the electric motor; and a clutch for selectively transmitting an output of the derailleur to the housing. The derailleur is formed of a planetary gear device of a sun gear input, a carrier fixation, and a ring gear output mode.

The present invention relates to a ratchet ring capable of transmitting one-way power and, more specifically, to an impact-resistant multi-angle bundle pawl backstop ratchet ring formed so that an outer-wheel sawteeth portion is formed in the inner circumference of an outer wheel and plural sets of multi-angle bundle pawls engaged with the outer-wheel sawteeth portion are formed on the circumference of an inner wheel, and thus, a structural simplification and precise operation can be achieved and durability against a strong impact load can be obtained. Also, by enabling the segmented engagement within one-pitch section of the outer-wheel sawteeth portion so that the multi-angle bundle pawl in each set can be engaged with the outer-wheel sawteeth portion at sequential locations at different angles, a sawteeth void due to the sequential engagement structure can be reduced so as to minimize an error and to prevent a backlash effect.

An arrangement for actuating at least one pawl (1) for locking or releasing a rotatable transmission component (2) for shifting a gear in a bottom bracket gearbox (3) of a bicycle or pedelec (4) is proposed, wherein the pawl (1) can be actuated via a first rotatably controlled cam ring (5) to engage a locking tooth (6) of the transmission component (2), wherein the transmission component (2) is associated with at least one friction brake which can be actuated via a second rotatably controlled cam ring (7), wherein the first cam ring (5) and the second cam ring (7) each have a cam track (8, 9) along their outer circumference for actuating the pawl (1) and the friction brake. Furthermore, a bottom bracket gearbox (3) with at least one arrangement and a bicycle or pedelec (4) with the bottom bracket gearbox (3) are proposed.

An arrangement is proposed for actuating at least one pawl (1) for locking or releasing a rotatable transmission component (2) for shifting a gear in a bottom bracket transmission (3) of a bicycle or a pedelec (4), wherein the pawl (1) can be actuated via a rotatably controlled cam ring (5) to engage a locking toothing (6) of the transmission component (2), wherein the pawl (1) is pivotable about an axis of rotation between an engaged state and a disengaged state, wherein a first end of the pawl (1) is associated with the locking toothing (6) of the transmission component (2) and wherein a second end of the pawl (1) has at least a first arm (7) and a second arm (8), wherein the arms (7, 8) are operatively connected with a cam track (9) running on an outer circumference of the cam ring (5) in such a way that a positively guided actuation of the A locking pawl (1) is provided.Furthermore, a bottom bracket gearbox (3) with at least one arrangement and a bicycle or pedelec (4) with the bottom bracket gearbox (3) are proposed.