Abstract: An intermittent drive device includes a tooth-missing gear having a tooth row partially missing, an output gear, an input gear provided with a first tooth row receiving a driving force and a second tooth row transmitting the driving force to the tooth-missing gear and arranged at a position apart from the output gear in a rotation axis direction. A shaft joint member moves in the rotation axis direction to a first position where the driving force is transmitted to the output gear and a second position where the transmission is released. A tooth-missing gear control mechanism starts rotation of the tooth-missing gear from a state where the driving force from the input gear is released and meshes with the input gear. A switching mechanism switches a position of the shaft joint member in the rotation axis direction between the first position and the second position.

Abstract: A bearing including a bearing ring having an annular base and a plurality of gear teeth integrally formed with the annular base. Each gear tooth of the plurality of gear teeth includes a first flank surface extending substantially radially from the annular base, a top land surface extending substantially in the axial direction, and a chamfered surface between the top land surface and first flank surface. The chamfered surface includes a first arc with a first radius in a range of 0.1 to 0.15 times the gear module of the bearing ring. The first arc has a point of tangency with the first flank surface. The chamfered surface has length P extending in the radial direction between the point of tangency and the top land surface, and P is in the range of 0.1 to 0.15 times the gear module of the bearing ring.

Abstract: A robotic apparatus includes a first guide rail; an elongate support attached to the first guide rail, the elongate support being movable along the first guide rail in two directions and rotatable at each position along the first guide rail; a first limb movable along a second guide rail in the elongate support, the first limb being extendable and retractable; a second limb pivotably attached to the first limb; an end effector mount located at the second limb and rotatable at one end of the second limb; and a third guide rail attached to the elongate support to guide movement of the elongate support in the two directions that the elongate support is movable along the first guide rail; and driving mechanisms to drive movements of the robotic apparatus.

Abstract: An electronic shift lever includes a motor part configured to generate a driving force according to an input signal from a controller which receives an input signal from a user, an output shaft assembly coupled to the motor part and rotated by a driving force of the motor part, a manual shaft coupled to the output shaft assembly and configured to receive the driving force of the motor part, a support member disposed between the motor part and the output shaft assembly and between the housing and the output shaft assembly, a magnet rotor having a first end into which the output shaft assembly is inserted and a second end through which the manual shaft passes, a Hall sensor configured to detect a rotational position of the magnet rotor, and the housing which accommodates the motor part, the output shaft assembly, the support member, and the Hall sensor.

Abstract: A 2 DOFs decoupling parallel mechanism provided by the present disclosure comprises a fixed platform, a rotation assembly, a moving platform, an arc kinematic chain, and an arc rod. In the 2 DOFs decoupling parallel mechanism, the rotation assembly can drive the moving platform to rotate by 360 degrees around a direction being perpendicular to the fixed platform, the arc rod reciprocates along the tangential direction of the arc kinematic chain to enable the moving platform to rotate around an axis of a plane where the arc kinematic chain is located. In this way, the rotations of the moving platform in two directions are respectively driven by driving units in two directions and being independent from each other, such that the two rotation actions of the mechanism have decoupling capability.

Abstract: A robot arm (500) for end-effector motion. The robot arm comprises a first actuator (4) and a first kinematic chain from the first actuator to an end-effector platform, which gives a first degree of freedom for positioning the end-effector platform. The robot arm also comprises a second actuator (5; 5b) and a second kinematic chain from the second actuator to the end-effector platform, which gives a second degree of freedom for positioning the end-effector platform. The robot arm further comprises a third actuator (6; 6b, 512) and a third kinematic chain from the third actuator (6; 6b) to the end-effector platform, which gives a third degree of freedom for positioning the end-effector platform. The robot arm also comprises a fourth actuator (50; 150) and a fourth kinematic chain configured to transmit a movement of the fourth actuator to a corresponding orientation axis (65) for an end-effector (28).

Abstract: A cable-driven robot has a base, a platform movable with respect to the base, a plurality of motors mounted on the base, and a plurality of movement cables of the platform each fixed at a first end at a respective fixing point to the platform and at a second end thereof to a respective motor. The robot further includes a shaft rotatably mounted on the platform, a supplementary movement cable, and a supplementary activating motor mounted at a respective position on the base. The supplementary movement cable is fixed, at a first end, to the supplementary activating motor and is wound with a portion of its length on the shaft.

Abstract: A centrifugal impact transmission between a drive shaft (1) with one or more rotors (1) and one or more driven shafts (6) parallel to the drive shaft (1): each rotor (1) or rotor level (1) includes one or more arms (2) joined to the rotor (1) by a joint (4) and with a mass (3) at the free end thereof, which can be disconnected via a clutch. Each driven shaft (6) includes at least one lever (7), joined to the driven shaft (6) via a one-way clutch, and aligned with a rotor (1), the lever (7) having a return mechanism (8). In this way, each arm (2) has at least one lever (7) aligned with it, and the rotation of each rotor (1) produces the consecutive impact of the arms (2) thereof on each lever (7) aligned with the rotor (1).

Abstract: An eccentric gear structure includes a gear block and an eccentric block embedded into the gear block; the gear block is provided with an accommodating cavity suitable for embedment of the eccentric block, the eccentric block is provided with a first through hole and a second through hole that deviates from the first through hole; an embedding hole is provided at an axis of the gear block, and an axis of the first through hole coincides with an axis of the embedding hole. The eccentric gear structure ensures the quality of the product through the embedded structure.

Abstract: To provide an expansion device and a movable body including a mechanism for quick deformation. An expansion device includes a main body and a limb portion attached to the main body, in which the limb portion includes a main link connected to the main body via a joint, an end link provided at a front end of the limb portion, at least one or more limb joints that are interposed between the main link and the end link and connect the main link and the end link, and a linear member of which both ends couple an end at the front end side of the limb portion of the end link and the main body and are retractable to one or both of the end link and the main body.

Abstract: The present invention provides a four-chain six-degree-of-freedom hybrid mechanism. The four-chain six-degree-of-freedom hybrid mechanism comprises a fixed platform, a sliding rail mounted on the fixed platform, two sliding blocks, a mobile platform and four linear actuator chains connecting the mobile platform with a first sliding block and a second sliding block. The mobile platform is square-shaped. In the four linear actuator chains, the first linear actuator chain and the third linear actuator chain have the same structure while the second linear actuator chain and the fourth linear actuator chain have the same structure. The mobile platform can achieve six degrees of freedom. The four linear actuator chains coordinate to drive so as to achieve two translational degrees of freedom and two rotational degrees of freedom; the first sliding block and the second sliding block coordinate to drive so as to achieve the other translational and rotational degrees of freedom.

Abstract: A parallel link robot includes: a base portion; a movable portion; arms that connect the base portion and the movable portion in parallel; base actuators that are disposed on the base portion and that drive the respective arms; an additional actuator that drives an additional mechanism portion attached to the movable portion; an auxiliary link that pivotally connects the additional actuator to at least one of the arms; and a power transmission shaft portion that transmits a rotational driving force of the additional actuator to the additional mechanism portion. Each of the arms includes a drive link and two passive links. The auxiliary link bridges the two passive links and is pivotally connected to each of the two passive links. The power transmission shaft portion includes a ball spline in which a spline shaft and a nut are meshed with each other.

Abstract: An articulated structure includes first and second members, and an actuator relatively rotating the first and second members about a first axis and including a motor fixed in the first member, a reducer transmitting rotation of the motor to the second member, and a mechanism transmitting power of the motor to the reducer, the reducer includes a hole extending therethrough along the first axis, and an input member supported rotatably about the first axis to receive the power. The mechanism includes a first section including an output member supported rotatably about a second axis parallel to the first axis to transmit power to the input member, a second section transmitting power between a shaft of the motor and the output member, and a housing that houses the second section to support the motor and being detachably attached to the first member at a position offset radially outward from the hole.

Abstract: A cable harness management module includes a base plate and a rotatable element which matches with and can rotate relative to the base plate. The base plate and the rotatable element form a space for receiving the cable harness including a first end and a second end. The cable harness management module has a first fastening member for fastening the first end onto the base plate, and a second fastening member for fastening member for fastening the second end onto the rotatable element. The cable harness can reel on or off the rotatable element when the rotatable element rotates with the robot joint. The cable harness management module may also include a mounting member for removably mounting the base plate to the robot joint. The cable harness management module protects the cable harness inside the compact space from abrasion and lengthen the lifetime of the cable harness.

Abstract: The invention relates to a dual clutch transmission (11, 211, 411, 611), comprising a gear-change transmission (15, 215, 415, 615) for forming eight gear steps having two countershafts (29, 31, 229, 231, 429, 431, 629, 631, 829) and having a common output shaft (33, 233, 433, 633). Said dual clutch transmission is configured in such a way that all gear steps are designed as forward gears. Hereby, a double clutch (13, 213, 413,613) has two clutch packs (17, 19, 219, 417, 419, 617, 619) arranged on a central axis (23, 223, 423, 623) of the double clutch transmission. A drive input shaft (21, 221, 421, 621) of the dual clutch transmission is seated on the central axis (23, 223, 423, 623), on which drive gearwheels (41, 241, 441, 641; 43, 243, 443, 643; 45, 245, 445, 643; 47, 247, 447, 647; 49, 249, 449, 649; 51, 251, 451, 651) of the individual gear steps are seated.

Abstract: An inline gearbox for a land vehicle that includes an engine having a clutch housing for the transmission of rotational force from the engine to one or more wheels for propelling the land vehicle, wherein the inline gearbox includes a gearbox housing having a front end, a side and a rear end, with the front end adapted to be joined to the clutch housing. There is an input shaft contained at least in part within the gearbox housing proximate to the front end of the gearbox housing, and a primary gear train that includes (a) a lay shaft; (b) a drive shaft; and (c) a plurality of selectively engaged meshed gear pairs respectively mounted on the lay shaft and the drive shaft for transmitting rotational force from the lay shaft to the drive shaft. The inline gearbox also includes an output shaft contained at least in part within the gearbox housing proximate to the rear end of the gearbox housing, with the output shaft rotationally coupled to the drive shaft.

Abstract: An actuator includes an electric motor, an output shaft and a speed reducer. The speed reducer is configured to transmit rotation, which is outputted from the motor, to the output shaft after reducing a speed of the rotation outputted from the motor. The speed reducer includes an output gear joined to the output shaft and a compound gear. The compound gear includes a large diameter gear, which has a plurality of large gear teeth, and a small diameter gear, which has a plurality of small gear teeth. One of the large diameter gear and the small diameter gear is a metal gear, which is made of a metal member, while another one of the large diameter gear and the small diameter gear is a resin gear, which is made of a resin member, and the resin gear is integrally molded together with the metal gear in one piece.

Abstract: A speed reduction mechanism comprises an output shaft and a plurality of gears. The output shaft is arranged on the same axis as an input shaft. The plurality of gears transmit a driving force input to the input shaft to the output shaft. The plurality of gears include an input gear provided on the input shaft, an output gear provided on the output shaft, and a plurality of transmission gears arranged side by side in a circumferential direction of the input shaft.

Abstract: A 6-dof parallel robot with a double-gyroscopic component comprises a fixed platform (1), a moving platform (2) and two modules of 3-dof translational robotic component (3); wherein two modules of 3-dof translational robotic component (3) are connected between the moving platform (2) and the fixed platform (1). The 6-dof parallel robot with a double-gyroscopic component provided by the present invention has the following advantages: excellent dynamic performance, compact structure, six degrees of freedom motion with no singularity, high rigidity, high precision, good stability, a large rotational workspace, etc., thus having a broad prospect in both scientific research and industrial application.

Abstract: A linear actuator includes: a screw shaft that has a screw thread and a longitudinal axis A and a nut movable along the screw shaft from a retracted position to an extended position. The actuator also includes a plurality of rollers movable with the nut, each of which includes a cylindrical surface configured to roll along one or more flanks of the screw thread, such that rotation of the screw shaft causes the rollers to roll along the flank(s) so that the nut translates in an axial direction along the screw shaft. The screw thread includes one or more detents (e.g., grooves) configured to lock the nut in one or more axial positions.