597results about "Mechanical actuated clutches" patented technology

A hinge, a display panel, and an electronic device are provided. The display panel includes a flexible display panel body and the hinge. The flexible display panel body includes a flexible portion, a first portion, and a second portion. The hinge includes a fixed bracket, a support mechanism, and a rotary mechanism. The support mechanism includes a first support member, a second support member, a third support member, and a fourth support member. The rotary mechanism includes a first connection member, a second connection member, a third connection member, and a fourth connection member.

An electrified fire fighting vehicle includes a chassis, a cab, a body, a front axle, a rear axle, an engine, a battery pack, a pump system including a water pump, an electromagnetic device electrically coupled to the battery pack and mechanically coupled to at least one of the front axle or the rear axle, and a power divider coupled to the pump system, the engine, and the electromagnetic device.

An electrified fire fighting vehicle includes a chassis, a cab, a body, a front axle, a rear axle, an engine, a battery pack, a pump system including a water pump, an electromagnetic device, and a power divider coupling the engine to the pump system and the electromagnetic device. The electromagnetic device is electrically coupled to the battery pack. The electromagnetic device has (a) an output coupled to at least one of the front axle or the rear axle and (b) a power take-off coupled to the pump system.

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.

A blind rivet nut-setting tool for setting a rivet nut including a housing having an anvil, a pull stud for engaging the rivet nut, and an output shaft defining a drive axis. The tool includes a motor defining a motor axis. The motor is configured to transfer torque to the output shaft to rotate the pull stud about the drive axis. The tool includes a clutch mechanism that is disposed between the motor and the output shaft. The clutch mechanism is moveable between an engaged state, in which a reaction torque exerted on the pull stud is below a predefined torque threshold, and a disengaged state, in which a reaction torque exerted on the pull stud is equal to or above a predefined torque threshold. The tool includes a pull mechanism that is driven by the motor and capable of translating the pull stud along the drive axis.

The invention relates to the technical field of transmission control, in particular to a mechanical gear shifting mechanism with a multi-gear switching function and a control method thereof.The mechanical gear shifting mechanism comprises a main body frame, a rotary shifting block assembly is arranged on the main body frame, and a shifting fork linkage assembly is arranged on the rotary shifting block assembly; a positioning assembly is arranged in the shifting fork linkage assembly, and a power output assembly is arranged on the shifting fork linkage assembly. The rotary shifting block assembly is arranged, the shifting block body is of an asymmetric multi-curved-surface structure, and a high-gear curved-surface groove, a first neutral-gear curved-surface groove, a low-gear curved-surface groove, a second neutral-gear curved-surface groove, a middle-gear curved-surface groove and a third neutral-gear curved-surface groove form a composite guide groove, so that a user is allowed to complete multi-gear switching in single rotation operation; an efficient and flexible power transmission and guide mechanism is provided for gear shifting operation, the convenience of gear shifting operation is greatly improved, and the gear shifting process is smoother and more natural.

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.

The utility model discloses a clutch component, a transmission device, box equipment and a refrigerator. The clutch component comprises a driving piece, a driven piece, a transmission assembly and a driver. The transmission assembly comprises a support, a sun gear rotationally arranged on the support and a planet gear set rotationally arranged on the support, the support is provided with an annular inner gear, the sun gear is in transmission connection with the driving part, and the planet gear set comprises a rotating part in transmission connection with the driven part and a planet gear rotationally arranged on the rotating part; and the planetary gear is meshed with the annular inner gear and the sun gear. The driver comprises a limiting part capable of moving relative to the support, and the limiting part has a limiting state in rotation stopping fit with the support and a separation state separated from the support. According to the clutch component, the intelligent opening and closing requirement of the refrigerator can be met, manual opening and closing operation of a user is not interfered, meanwhile, the structure is simple, and the production cost can be reduced.

An actuator for a wheel end disconnect system includes a housing and a solenoid mounted to the housing, the solenoid is actuatable to move a plunger in a fore and aft direction. A rocker is pivotally mounted to the housing and is connected to the plunger. A shift fork slidably mounted on a translation pin extending from the housing, the shift fork including a channel for receiving an end of the rocker, wherein activation of the solenoid causes pivotal movement of the rocker to cause the shift fork to translate along the translation pin.

[Problem] To provide an axle driving device with a locking differential gear assembly, wherein the pressing force from the clutch pack does not act on the bearings of a differential case when the differential function is restricted.[Solution] The clutch pack includes a clutch housing, a first friction plate, a second friction plate, and a reaction plate, the clutch housing is engaged with the differential case relatively non-rotatably and axially movably, the friction plates are engaged with an axle and the clutch housing, respectively, relatively non-rotatably and axially movably and in a superposed manner, the reaction plate adjacent to the friction plates can freely press them, and the clutch housing is disposed opposite to the reaction plate to face a wall, and a first thrust bearing is disposed therebetween.

The utility model discloses a noodle press which comprises a rack, a movable compression roller, a fixed compression roller and a spacing adjusting part, the movable compression roller, the fixed compression roller and the spacing adjusting part are all installed on the rack, the two ends of the movable compression roller are movably installed on the rack in a sliding mode through sliding seats, the movable compression roller is parallel to the fixed compression roller, and the spacing adjusting part is installed on the rack. The distance adjusting part is connected with the sliding seat and drives the movable compression roller to move in the direction of changing the distance between the movable compression roller and the fixed compression roller, and the distance adjusting part is provided with driving modules which are connected in series. The noodle press is provided with the spacing adjusting part in a modularized manner, and a worker for assembling the noodle press does not need to master the assembling skill for the driving module, so that the difficulty of the assembling process of the noodle press is greatly reduced; moreover, the power transmission path of the spacing adjusting part is short, the transmission efficiency is high, the spacing of the movable compression roller relative to the fixed compression roller is kept stable after the spacing is adjusted, and wrappers with consistent thickness can be obtained.

The utility model discloses a clutch component, a transmission device, box equipment and a refrigerator. The clutch component comprises a driven piece and a clutch motor. The driven piece comprises an output part and a matching part connected with the output part; the clutch motor comprises a motor body and a rotating shaft at least partially exposed out of the motor body, the rotating shaft can move in the rotating axis direction of the rotating shaft and has a transmission state in transmission fit with the matching part and a separation state separated from the matching part, and the rotating shaft can reset to the separation state; when the clutch motor outputs power, the rotating shaft extends to a transmission state and drives the driven part to rotate; when the clutch motor stops outputting power, the rotating shaft is reset to the separation state, and the driven piece can rotate relative to the rotating shaft. According to the clutch component, the transmission device can be applied to meet the intelligent opening and closing requirement 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.

Planetary roller screw drive (1), in particular for use in an actuator for actuating a clutch of a vehicle, wherein a plurality of planets (4, 5, 6, 7, 8, 9) arranged between the spindle (2) and the ring gear (3) are in engagement with their profiles (G4, G5, G6, G7, G8, G9) with a profile (G2) of a spindle (2) and with a profile (G3) of a ring gear (3), and the profiles (G2 to G9) are formed with elevations and grooves extending therebetween, the grooves have a groove width at a base diameter (d) of the profile, the profiles (G4, G5, G6, G7, G8, G9) of the planets (4, 5, 6, 7, 8, 9) are in engagement with the profile (G2) of the spindle (2) and with the profile (G3) of the ring gear (3), wherein flanks of the elevations of the profile (G4, G5, G6, G7, G8, G9) of the planets (4, 5, 6, 7, 8,9) are in operative contact on one side with flanks of the elevations of the profiling (G3) of the ring gear (3) and on the other side with flanks of the elevations of the profiling (G2) of the spindle (2), characterized in that from the first planet (4) in the circumferential direction to the last planet (9) in the circumferential direction, which is again arranged next to the first planet (4), the width of the grooves increases from planet (4, 5, 6, 7, 8) to planet (5, 6, 7, 8, 9).

The utility model discloses a clutch hand-operated device of a gear motor, which comprises a lower shell and an upper shell, the upper shell is fixedly arranged on the lower shell through a screw, the lower shell and the upper shell form a shell, one end of the lower shell is fixedly provided with a motor, one side of the lower shell is rotatably provided with a hand-operated input shaft, and the other end of the lower shell is provided with a clutch. An output shaft is rotationally installed at the end, away from the motor, of the shell, an output transmission part used for driving the output shaft to rotate is arranged in the shell, the manual input shaft is in transmission connection with the output transmission part through a manual transmission part, a motor transmission part with a clutch mechanism is arranged in the shell, and the motor is in transmission connection with the output transmission part through the motor transmission part. When the motor cannot be used due to power failure or damage, the mode is quickly switched to the manual mode by rotating the clutch cam, and then the crank is connected with the manual input shaft, so that the crank can be manually rotated to drive the output shaft to rotate.

A method for controlling a power tailgate in a vehicle power tailgate system includes steps of controlling operation of a motor to attempt to lower or raise a tailgate operably connected to the motor, determining that a clutch interposed between the motor and the tailgate (and operably connected to the motor and the tailgate) slipped by at least a predetermined slip amount during operation of the motor to attempt to lower or raise the tailgate and, responsive to the determination that the clutch slipped by at least the predetermined slip amount, generating an alert indicating a need for manual reset of the tailgate.

The present application provides a flexible display panel and an electronic device. The flexible display panel includes a housing, a hinge, and a flexible display panel body. The hinge includes a fixing bracket, a supporting mechanism, and a rotating mechanism. The fixing bracket includes a first fixing bracket and a second fixing bracket. The supporting mechanism includes a first supporting portion and a second supporting portion. The rotating mechanism includes a first rotating shaft, a second rotating shaft, a first connecting member, and a second connecting member.

The utility model discloses a single-cone synchronizer structure of a gearbox, and mainly relates to the technical field of single-cone synchronizers. Comprising a tooth holder, a tooth sleeve and a synchronizing ring which are arranged on a transmission shaft, a third-gear conical ring and a fourth-gear conical ring which are rotationally connected with the transmission shaft are arranged on the two sides of the tooth holder respectively, conical surfaces making contact with the synchronizing ring are arranged at the ends of the third-gear conical ring and the fourth-gear conical ring respectively, and a plurality of connecting keys are arranged on the inner side of the tooth sleeve. The synchronous ring, the third-gear conical ring and the fourth-gear conical ring are respectively provided with a key groove matched with the connecting key in an inserted mode, the connecting key is provided with a V-shaped groove, the tooth holder is connected with a lifting pin in a sliding mode, the end of the lifting pin is provided with a V-shaped block in sliding contact with the V-shaped groove, and a spring is arranged between the V-shaped block and the tooth holder. The single-cone synchronizer has the advantages that the problem that under the conditions of high speed and heavy load, gear shifting is difficult or the tooth breaking phenomenon is prone to occurring when the single-cone synchronizer is used for gear shifting is solved, and the service life of the synchronizer is prolonged.

The invention discloses a quick-release linear actuator which comprises a lead screw, an actuating unit, a clutch and a release assembly, and the release assembly comprises a movable rod movably arranged in the radial direction of the lead screw; the transmission block is arranged in the axial direction of the lead screw in a sliding mode and connected with the clutch, and the transmission block moves in the axial direction to drive the clutch to act so as to keep or cut off power transmission between the actuating unit and the lead screw; the rotating seat can rotate around the movable rod within a preset angle range, and one end of the movable rod extends into the rotating seat; the release sliding block is installed in the rotating seat in a sliding mode and fixed in the circumferential direction relative to the rotating seat, the release sliding block is provided with a driving inclined face extending in the sliding direction of the release sliding block, the release sliding block is pulled to slide, and the driving inclined face is used for converting sliding of the release sliding block into radial driving force on the movable rod; the movable rod moves under radial driving force to push the transmission block to slide so as to drive the clutch to act to cut off power transmission between the actuating unit and the lead screw.

The present invention provides a synchronous bearing and an electric shaft drive system for a vehicle. The synchronous bearing (B) comprises an inner ring (B1), an outer ring (B2), a rolling element (B3) and a retaining frame (B4). The outer circumference of the inner ring (B1) is recessed radially inward to define a plurality of grooves (G). The rolling element (B3) is accommodated in the grooves (G). The grooves (G) have deep parts (G1) and shallow parts (G2, G3) with different radial depths at different positions in the circumference of the synchronous bearing (B). When the retaining frame (B4) is subjected to an axial driving force and moves, the retaining frame (B4) can abut against the inner ring (B1) and then move in the axial and circumferential directions at the same time, so that the rolling element (B3) moves between the deep part (G1) and the shallow part (G2, G3), so that the rolling element (B3) can roll freely or be locked by the inner ring (B1) and the outer ring (B2). The synchronous bearing according to the present invention has a simple structure and is easy to operate, and can smoothly carry out the torque transmission or cutting process of the input shaft and the output shaft.

An electrified fire fighting vehicle includes a battery pack, an electric motor, and a controller configured to operate the electric motor using stored energy in the battery pack to provide a performance condition including (i) accelerating the electrified fire fighting vehicle to a driving speed of at least 50 miles-per-hour in an acceleration time and (ii) maintaining or exceeding the driving speed for a period of time. The acceleration time is 30 second or less. An aggregate of the acceleration time and the period of time is at least 3 minutes.

The embodiment of the present application provides a synchronizer structure, a transmission and a vehicle, wherein the synchronizer structure comprises: a support shaft; a gear hub seat sleeved outside the support shaft and provided with a plurality of spline grooves and a notch; a sliding gear sleeve connected to the gear hub seat; an engagement gear sleeved outside the support shaft and located on one side of the gear hub seat in the axial direction; a synchronizing ring sleeved outside the engagement gear and provided with a protrusion corresponding to the notch of the gear hub seat, the protrusion and the notch being circumferentially provided with a first gap; a limiting sleeve block arranged at one end of the support shaft, located on a side of the engagement gear away from the gear hub seat, fixedly connected to the support shaft and provided with a plurality of notches; and a limiting ring piece arranged in a cylindrical groove of the engagement gear, provided with a plurality of protrusions and circumferentially provided with a second gap with the notches of the limiting sleeve block, the first gap and the second gap being the same. In the technical scheme of the present application, the same gap design can make the synchronizing ring spline teeth and the engagement teeth of the engagement gear always circumferentially aligned, thereby avoiding secondary engagement impact after synchronization.

To suppress the generation of noise in a differential mechanism at a start.SOLUTION: A manual transmission comprises an input shaft which is rotated by the transmission of a drive force from a drive source, an output shaft connected to the input shaft via a driven gear which is selected according to an operation of a shift lever, and transmitting the drive force toward drive wheels via a differential mechanism, and a clutch mechanism for switching a transmission state of the drive force from the drive source with respect to the input shaft. The clutch mechanism is provided with a release fork which is turnable between a fastening position in which the drive force is transmitted to the input shaft, and a fastening release position in which the drive force is not transmitted to the input shaft, and is rotated according to the operation of a clutch pedal, and a regulation body for regulating a turn of the release fork to the fastening position from the fastening release position in a state that the shift lever is operated to a neutral position.SELECTED DRAWING: Figure 11

An integrated transmission device for turning and starting a gas turbine generator set. The present invention solves the problems of the existing starting clutch and turning clutch of a gas turbine generator set being dispersedly arranged, resulting in a complex main gearbox shafting, difficult machining, large floor area and high cost. In the present invention, the starting clutch and the turning clutch are concentrically arranged, the turning clutch is located outside the starting clutch, both the starting clutch and the turning clutch are of a synchronous automatic clutch structure and share the same output flange. The starting input shaft and the turning reversing transmission assembly are supported on the housing through bearings, the turning clutch is supported on the turning reversing transmission assembly, the axis of the starting clutch is perpendicular to the axis of the turning clutch. The input shaft of the turning reversing transmission assembly is connected to the turning motor, the starting input shaft of the starting clutch is connected to the starting motor, and the output flange is rigidly connected to the main gearbox gear. The present invention is used for power transmission in the process of turning and starting a gas turbine generator set.

Actuator with an electric motor-rotatable spindle (12) for axially displacing a spindle nut to apply an actuating force and a driving disc (16) connected to the spindle (12) in a rotationally fixed manner, wherein the driving disc (16) presses against a friction surface (18) for frictionally braking the spindle (12) in an actuated position when a restoring force (14) is directed counter to the actuating force.

An apparatus for aligning a bioprocessing drive head includes an assembly of rotating and sliding bearings configured to operatively connect a drive motor to a rotatable shaft, a drive head operatively connected to the rotatable shaft, the drive head configured to rotate an impeller within a bioprocessing vessel. The apparatus further including a linear movement mechanism operatively connected to the rotary ball spline mechanism and / or the rotatable shaft. The linear movement mechanism being configured to move the drive head linearly via the rotatable shaft into operative contact with the impeller, without linearly moving the drive motor.

Drive arrangement (1) for a motor vehicle drive train, comprising an internal combustion engine (2), which internal combustion engine (2) in turn has an engine housing (3) and a crankshaft (4) rotatably mounted in the engine housing (3), and a slave cylinder (6) arranged concentrically to the crankshaft (4) and designed to actuate a clutch (5) outside the engine housing (3), characterized in that the slave cylinder (6) with its actuator housing (7) is attached to a rear wall (8) of the engine housing (3).

The invention belongs to the technical field of synchronizers, and discloses a helicopter synchronizer and a using method thereof.The helicopter synchronizer comprises a driving device and a synchronous sleeve, a shifting fork is fixedly connected to the surface of the outer surface of the synchronous sleeve, a planet carrier is arranged on one side of the synchronous sleeve, a machine box shell is arranged on the other side of the synchronous sleeve, and the outer surface of the planet carrier is sleeved with combination teeth; the driving device is rotationally connected with the shifting fork through a second rotating shaft, the lower end of the synchronous sleeve is fixedly connected with a support, the lower end of the support is provided with a switch unit, the switch unit is electrically connected with the driving device, and the switch unit controls the synchronous sleeve to be meshed with or separated from the combination teeth, so that the helicopter tail rotor is driven to operate. The electric push rod is used for replacing hydraulic drive, hydraulic leakage is avoided, and the switch unit comprises a first switch and a second switch; electric signals are sent to the driving device through the switch unit, so that the working state of the driving device is controlled.

An assembly comprising a drive gear coupled to a shaft and a dial. The drive gear is configured to rotate along a first axis based on movement of the dial. The assembly includes a first linking member located along a second axis and configured to rotate about the second axis based on contact with the drive gear as the drive gear is rotated. The assembly includes a second linking member located along the second axis and configured to rotate about the second axis based on rotation of the drive gear and a coupling between the first linking member and the second linking member. The assembly includes a linking member selector configured to rotate about the first axis and for selecting at least a position corresponding to the first linking member that causes the coupling between the first linking member and the second linking member.

A disconnect clutch actuator mechanism includes a shift fork, an actuator, and a position sensor. The shift fork includes a rack gear, a pair of pins, and a sensor target. The shift fork is arranged to be pivotable on the pair of pins. The actuator includes a pinion engaged with the rack gear. The actuator is arranged to pivot the shift fork. A position sensor is disposed proximate the sensor target to sense a pivot position of the shift fork. In some example embodiments, the rack gear includes a pair of arcuate portions and a toothed portion disposed on at least one of the pair of arcuate portions. The pinion is engaged with the toothed portion. In an example embodiment, the rack gear has a gap disposed between the pair of arcuate portions, and the pinion gear is disposed in the gap.