Abstract: A ball screw drive, comprising a screw that includes at least one outer ball groove, and a threaded nut that includes at least one inner ball groove, wherein the inner and outer ball grooves combine to form a ball channel in which one or more balls are accommodated, wherein at least one pocket is formed in the threaded nut, in which a deflection element is accommodated for deflecting the balls rolling in the ball groove, wherein the deflection element includes a deflection body, on which an intake and discharge section are formed and open into the ball groove to enable the one or more balls to enter and exit the groove, and wherein the intake and discharge section includes a snaking bath that enables the ball to be moved from one ball groove section into an adjacent ball path section.

Abstract: Provided is a robot including at least one joint, and at least two links and coupled with each other by the joint. At least one of the links and includes an inner layer made of carbon fiber reinforced plastic, and an outer layer made of elastic material and covering an outer peripheral surface of at least part of the inner layer in a longitudinal direction over an entire circumference, the layers being integrally stacked.

Abstract: The invention relates to a system for controlling a work machine, in particular a wheel loader, having at least one hand-held control device (6), in particular a joystick or steering wheel, at least one restoring device (8) in the form of one or more spring assemblies, which are connected to the hand-held control device in such a way a restoring force is exerted upon the hand-held control device by the spring assembly when said spring assembly is not in the central position. An adjusting device (9, 12, 13) which engages with the spring assembly such that an adjustment of the central position of the spring assembly can be carried out, is provided.

Abstract: A telescopic differential screw mechanism based 3-DOF Parallel Manipulator system to enable differential length and omnidirectional bending is provided. The telescopic differential screw mechanism based 3-DOF Parallel Manipulator system includes a first circular rotating plate 102, a second circular rotating plate 104, three or more telescopic screw assemblies 106A-C and three or more actuators 108A-C. Each telescopic screw assembly 106 includes a pair of master screws 110, a pair of successive screws 112 and a universal joint 116. The three or more telescopic screw assemblies 106A-C are actuated differentially using the three or more actuators 108A-C to achieve omnidirectional bending with high angular rotations in a range of 0 to 75 degree.

Abstract: A rack adjuster plug assembly for a steering system of a vehicle includes an outer bearing seat coupled to a rack housing and in abutment with a rack bearing. Also included is an inner spring seat disposed within a central aperture of the outer bearing seat. Further included is a spring disposed between the rack bearing and the inner spring seat.

Abstract: A robotic arm system is provided. The system includes a one or more roll and/or angle actuators driven by a unidirectional drive. One or more clutches allow the actuators to engage and disengage with a drive shaft or a reverser assembly or angle drive coupled to the drive shaft, thereby permitting changes in rotational direction for the actuators without a change in the rotational direction of the drive.

Abstract: Provided is a vehicle transmission for a gear shift operation. The vehicle transmission includes: a shift lever which is at least partially displaced toward front or rear directions by a driver to select shift stages; a movable plate which includes an input shaft rotated according to the displacement of the shift lever and an internal gear; an eccentric gear unit which has a first external gear eccentrically engaged with the internal gear and a second external gear moved simultaneously with the first external gear; a rotation unit having a ring gear with which the second external gear is eccentrically engaged; and an insertion unit which includes an eccentric shaft inserted into an aperture formed at a center of the eccentric gear unit and a central shaft formed with the eccentric shaft and inserted into an aperture formed at a center of the rotation unit.

Abstract: According to one embodiment, an arm structure includes a base, a first link, a second link, a connecting member, and a gravity compensation mechanism. The first and the second links are rotatable in a vertical direction. One end side of the first link is pivotally attached to the base via a first rotating shaft. One end side of the second link is pivotally attached to another end side of the first link via a second rotating shaft. A length of the first link is same as a length of the second link. The second link rotates around the second rotating shaft. A rotation angle of the second link is twice a rotation angle of the first link. A rotation direction of the second link is opposite to a rotation direction of the first link. The gravity compensation mechanism compensates for torque generated around the first rotating shaft by gravity.

Abstract: A horizontally articulated robot includes a base, a first arm provided at the base, and a control device controlling the first arm, in which at least a part of the control device is located inside the base.

Abstract: Various examples of methods and apparatuses are provided for a hybrid composite gear. The hybrid composite gear includes a continuous fiber thermoplastic composite material co-molded onto a periphery of a neat thermoplastic or discontinuous fiber thermoplastic gear.

Abstract: A transmission device for installation on a driveshaft, having a base body which encloses the driveshaft, a pinion which in the mounted state is arranged in the base body and on the driveshaft, and a rack which interacts with the pinion and runs through the base body. The transmission device is distinguished by the fact that the base body is open on one side in such a way that it can be fitted onto a driveshaft in the radial direction, and in that the pinion is in multiple parts such that it is possible to perform a mounting process on the driveshaft during which the parts of the pinion can be joined together by a radial movement with respect to the driveshaft.

Abstract: A gear for transmitting power has a plurality of teeth, each having two tooth flanks for transmitting power to another gear. The gear can be rotated about an axis of rotation, and has a reference plane, which is arranged orthogonal to the axis of rotation. Tooth flanks of the same name are the tooth flanks for transmitting power in one direction of rotation, wherein the tooth flanks have a tooth flank length proceeding from a front side of the reference plane. Two tooth flanks of the same name are arranged directly adjacent to a crown tooth flank, said two tooth flanks of the same name each having a smaller tooth flank length than the crown tooth flank. The gear has at least one of the crown tooth flanks and is configured as a helically toothed gear.

Abstract: A mechanism including at least one wheel which is mounted rotatably movable about a rotation axis, in a casing containing a lubricant, such as grease, the wheel being defined radially by a peripheral rim and axially by at least one first wheel flank, whereas the casing forms a covering crown which overlaps the first wheel flank, the wheel including at least one vane which projects axially on the first wheel flank, towards the covering crown, whereas the casing includes at least one deflector which projects axially on the covering crown, towards the first wheel flank, the vane and the deflector being arranged so that when a first leading edge of the vane approaches and then overflies a retaining edge of the deflector in the first direction of rotation, the imaginary intersection point thereof is shifted radially towards the rim so that the lubricant is sent back towards the rim.

Abstract: An automatic transmission assembly includes a torque converter drivably engaged with a transmission. The torque converter has an impeller with a hub. The hub has an exterior surface, a hub end face, and a first chamfered edge between the exterior surface and the hub end face. A gear has an axial opening, a gear end face, and a second chamfered edge between the axial opening and the gear end face. First and second extensions extend from the second chamfered edge. The first and second extensions extend in a direction normal to the second chamfered edge. During indexing of the torque converter, the first and second extensions contact the first chamfered edge.

Abstract: A shift drum drive unit (230) rotatably includes a rotary drive body (231) and a power transmission mechanism (232) in a unit case (234) attached integrally with a crank case (111). The shift drum drive unit (230) further includes a shift actuator (233) on the outside of the unit case (234). The rotary drive body (231) includes a shaft fitting sleeve (231a) in which a shift shaft (225) configured to rotatably drive a shift drum (224) is fitted, and an indirect output gear (231b) having a fan-shaped gear partially projecting from an outer surface of the shaft fitting sleeve (231a). The power transmission mechanism (232) includes a gear configured to transmit rotary drive force of the shift actuator (233) to the indirect output gear (231b).

Abstract: The present application provides a torque limiter which includes a first torque limiting module for limiting a first torque with regard to a rotating direction and a second torque limiting module for limiting a second torque with regard to a counter direction of the rotating direction.

Abstract: A structure of a robot includes: a first member having a hollow portion in the vicinity of a horizontal axis; a second member rotatably supported on a side surface of the first member and having a hollow portion in the vicinity of the horizontal axis; a drive motor producing power for rotating the second member; and a speed reducer reducing the rotation speed of the drive motor and transmitting the rotation to the second member. The speed reducer includes: an output hypoid gear formed of a ring gear disposed coaxially with the horizontal axis and fixed to the first member; an input hypoid gear engaged with the output hypoid gear; and a transmission mechanism transmitting rotation from the drive motor to the input hypoid gear while reducing the speed. The drive motor, the input hypoid gear, and the transmission mechanism are supported in the second member in an accommodated state.

Abstract: The subject matter of this specification can be embodied in, among other things, a control apparatus includes a first mounting member, an elongate member having a first elongate portion, a second elongate portion, a first axis member between the first elongate portion and the second elongate portion, pivotally mounting the elongate member to the first mounting member and defining a first axis, a track configured as an arc defined about the first axis, and a first feedback assembly supported upon the second elongate portion and providing a first interface device configured to travel along the track in response to movement of the second elongate portion partly about the first axis, wherein the mass of the second elongate portion and the first feedback assembly substantially offsets the mass of the first elongate portion about the first axis member.

Abstract: A worm drive includes a rotatably mounted worm shaft, and a device for compensating an unwanted axial backlash of the worm shaft. The device for compensating the unwanted axial backlash of the worm shaft includes two pressure bodies between which the worm shaft is clamped in the axial direction by a diaphragm spring device. The diaphragm spring is assigned to one of the pressure bodies.

Abstract: A connection module includes a shaft member that can be rotated in place and can be lifted up and down, two wires arranged side by side and spirally wound on the shaft member, and an holder block connected with the bottom end of the shaft member and the bottom end of each wire such that the holder block drives the two wires to expand or to contract along the axial direction of the shaft member or to spiral in the axial direction of the shaft member when the holder block is driven by the shaft member. Thus, the connection module of the present invention can simplify the conventional complicated wiring mode, thereby saving operation space and reducing the risk of line breakage.