Abstract: An adjustment mechanism for a vehicle seat comprising a support including an annular inner surface, an output member mounted to pivot and including an outer surface, first and second rolling bearing members interposed respectively in first wedge-shaped areas, a driving member having driving fingers designed to push the first and second rolling bearing members, the outer surface including driving portions designed to be pushed by said first and second rolling bearing members respectively in the second and first directions of rotation, the outer surface not having direct contact with the annular inner surface.

Abstract: A family of vehicle gearboxes having at least a first vehicle gearbox and a second vehicle gearbox, such that the first and the second vehicle gearbox are of modular construction and have an actuation system which is substantially structurally identical. The actuation system is provided in the first vehicle gearbox for actuating a parking lock and in the second vehicle gearbox for actuating a functional unit which differs from the parking lock, in particular, a clutch.

Abstract: Systems for facilitating conversion between reciprocating linear motion and rotational motion include a continuous undulating track circumscribing a circular profile and generally defining a cylindrical volume having a central axis; a reciprocator that is configured to linearly reciprocate along the central axis; a converter coupled to the reciprocator to reciprocate with it, configured to rotate about the central axis, and engaged with the undulating track; and a rotator engaged with the converter and configured to rotate about the central axis with the converter but not to linearly reciprocate along the central axis.

Abstract: A pump drive and a method thereof to dispense a liquid drug from a container having a plunger piston are disclosed. The pump drive provides a unidirectional clutch provided about a rotational axis which supports centrally a wheel. The clutch has an inner race operably connected to the plunger piston, wherein the clutch is configured to rotate both the inner race about the axis in unison with rotation of the wheel in only a first direction to advance the plunger piston, and to let the wheel rotate relative to the inner race about the axis in a second direction opposite to the first direction without advancing the piston plunger. The drive in one embodiment includes at least one shape memory alloy wire which when excited rotates the wheel in the first rotational direction to advance the piston plunger and dispense the liquid drug from the container.

Abstract: A rotation/linear motion conversion mechanism provided with an annular shaft, a sun shaft arranged inside the annular shaft, planetary shafts arranged around the sun shaft, and a first gear mechanism and a second gear mechanism, which transmit force between the annular shaft and the planetary shafts. Each planetary shaft includes a first planetary gear, which configures part of the first gear mechanism, and a second gear, which configures part of the second gear mechanism. The planetary shaft is configured to permit relative rotation between the first planetary gear and the second planetary gear.

Abstract: Skibobs are disclosed having features for conveying the skibob with rider on a moving chairlift while the rider remains mounted on the seat of the skibob. The frame and suspension are configured for elevating the underside of the skibob seat above the level of the chairlift bench during loading, so that the chairlift bench, while moving forward from behind the rider, can pick up the skibob, rider and all, and carry the mounted rider up the ski slope without falling. As the undercarriage of the skibob is lifted off the snow, the rider is deposited on the chairlift bench so that the seat of the skibob is secured in place by the weight of the rider on the seat.

Abstract: A rail train actuated energy generating device for the use in a path of a train includes an actuator arm for transverse disposed on side, parallel to rail tracks across the path of the track ties in a module mounted to the ground, wherein the actuator includes a “Y” type member, the bottom of the “Y” actuator is tied to a shaft with a one way clutch gear in a said module in oil bath, another shaft with a roller is attached to top two tips of “Y”. The actuator arm having being pushed by a “V” type attachment mounted to the edge of train's undercarriage on same side in line with the actuator arms. Thereby moving the actuator arm approximately 75+ degrees as the train passes. This motion of the actuator arm turns the shaft of the actuator arm with the one way clutch locked turning the gear attached to the one way clutch, housed in a module.

Abstract: The invention relates to a drive device (10) for driving a work unit (30), which contains grinding elements for food, for example, and a method for driving the work unit.

Abstract: A wave energy converter comprises a space truss having vertical frames between which a plurality of floats are placed, generators and means for converting the vertical reciprocating movement of the floats into a unidirectional rotation of the of the generator shaft on which a flywheel is fixed. This means has a gearing converting alternate rotation of its input shaft into unidirectional rotation of its output shaft provided with an overrunning clutch on which the flywheel is mounted. The flywheel stabilizes the rotation of the generator shaft and together with the overrunning clutch lets the float to sink to initial position.

Abstract: A torque-transmitting device uses the principle of leverage in such a way that torque input at one end of a lever can become a greater torque per unit time at the other end of the lever, and can be achieved in a uniform fashion.

Abstract: An electrical appliance for personal use is disclosed. The appliance includes an electric motor for driving a working tool via a drive train. The drive train has a driving wheel for driving a transmission element in engagement therewith. The driving wheel has a mounting portion mounted on a driving shaft connected to the electric motor. The engagement portion of the driving wheel which is in engagement with the transmission element, is positioned axially offset from the mounting portion of the driving wheel.

Abstract: A drive device capable of engaging a drive shaft and a part holding the drive shaft with a suitable force without accompanying increase in the size of the drive device. The drive device includes a couple member with a piezoelectric element and a transmission shaft coupled together, a lens holder that holds a lens and to which the couple member is secured, a biasing member that biases the transmission shaft in a direction intersecting a placement direction of the transmission shaft viewed from the lens holder (excluding a lengthwise direction of the transmission shaft), and a link member (link body) that holds the transmission shaft in a slidable manner together with the biasing member.

Abstract: The proposed invention is a human powered cycle/vehicle which utilizes a reciprocating arcuate linear handlebar motion to operate a double acting asynchronous propulsion mechanism which imparts constantly proportional input versus output motion to its' surface engaging propulsion wheel(s). The propulsion mechanism contains a complex mechanism which causes both backward and forward motions of a set of handlebars to propel the machine forward. A drive-train clutch (52) may be included which enables the propulsion mechanism to be disengaged thus allowing the cycle/vehicle to be reversed and or moved (pushed) in either direction via its' surface engaging wheel(s) in isolation to the propulsion mechanism. A steering mechanism may also be attached to the handlebars (1) which are rotated clockwise to steer the machine to the right and anti-clockwise to steer the machine to the left.

Abstract: A linear actuator is provided that includes a housing having an input member supported for rotation therein. An output member travels linearly along the input member when the input member is rotated relative to the output member. A guide rail extends along an inner surface of the housing. The output member engages the guide rail to prevent rotation of the output member.

Abstract: A mobile oscillator device that employs two counter-rotating masses that generate a large impact force at multiple frequencies without generating forces in other undesired directions.

Abstract: An actuating device for a rotatable, shiftable mechanical connection. The connection comprises first and second connection portions (2, 3) which each have teeth (4) and an actuator (11) for causing relative axial movement of the first and the second connection portions (2, 3) for engaging and retaining the connection in an engaged position. A radially adjustable axial bearing (21) is formed between a rotatable axially movable piston (8), on which one of the first and the second connection portions (2 or 3) is arranged, and a fixed machine component (9). The axial bearing (21) has bearing elements (25) which can be radially displaced, by actuation of the actuator (11), such that the piston (8) can be moved in an axial direction along a defined engagement travel path (26) into the engaged position and, when in an end position of the actuator (11), the piston (8) is retained within the engaged position.

Abstract: A driving device for a hatch in a vehicle with a first housing part connectable to a stationary base part or a movable structural component part, a second housing part connectable to the other, of the movable structural component part and the stationary base part, a spindle drive by which the first and second housing parts are movable axially relative to one another, a rotary drive that drives the spindle drive in rotation including a motor and a gear unit accommodated in a gear unit housing, and a braking device. The spindle drive includes a threaded spindle that has a first spindle portion and a braking spindle nut that is axially movable on the first spindle portion and a second spindle portion and a working spindle nut axially movable on the second spindle portion. The braking spindle nut cooperates with the braking device for applying a holding force to the spindle drive.

Abstract: A drive mechanism (20) including a first shaft (324) having a first fixed gear (328) and a second shaft (322) having second fixed gear (330) that engages the first fixed gear to cause the first shaft to rotate in an opposite direction than the second shaft. A first linkage (368) connecting the first shaft and the third shaft and includes a first one-way gear (336). A second linkage (366) connecting the second shaft and the third shaft and includes a second one-way gear (338). The third shaft outputs a unidirectional rotational motion.

Abstract: The present invention relates to an apparatus for adjusting a light module along a horizontal or a vertical axis, comprising an actuator and a linear control element which can be moved in an adjustment direction and is driven by said actuator to operate an adjustment mechanism, wherein an articulated joint connects said mechanism to a carrier of the light module and wherein an articulated joint connects a free end of the linear control element to the adjustment mechanism such that said linear control element can pivot around a first axis of rotation perpendicular to the adjustment direction to make up a first pivot joint, wherein the adjustment mechanism provides a control element (2) as an integrated whole and wherein the control element (2) and/or the carrier (3) are designed such that a second pivot joint allows the control element (2) to pivot around a second axis of rotation (D2) perpendicular to the first axis of rotation (D1).

Abstract: A reciprocating device, comprising: a motor; at least one crank mechanism attached to the motor; at least one rod attached to the crank mechanism; and at least one sleeve surrounding at least a portion of the at least one rod, adapted to dampen optional vibrations of the rod.

Abstract: Systems and methods are disclosed for material treatment within a member or for removal of material from within a member. Embodiments have a spindle powered by a motor or motors positionable within the member during operation of the spindle; and, in certain particular aspects, such systems and methods are for forming a stator for a downhole motor.

Abstract: Three or more displacement generation mechanisms, which allow some of a plurality of guide members that are provided respectively to a plurality of guide holding members that is capable of reciprocally moving substantially perpendicularly to shifting directions of a reciprocally movable linear motion structural member with respect to a base member, and a rocking member that is provided to an end of a linear motion member capable of reciprocally moving in directions substantially in parallel with the shifting directions of the guide holding members so as to rock around an axis substantially perpendicular to the respective shifting directions of the linear motion structural member and the linear motion member, to be made in contact with each other so that some of the guide holding members are displaced relatively to the linear motion structural member, are operation-controlled, with a result that a transmission gear ratio between a displacement velocity of the linear motion member and a displacement velocity of

Abstract: A power multiplier lever system gives an increase in mechanical power generated by the motor thereby giving greater power to the piston giving a greater compression capacity that makes air compression possible without the need to use a large quantity of mechanical power.

Abstract: Vibrational apparatus capable of providing a vibrational output, said apparatus comprising or including an assembly having a shuttle capable of shuttling between complementary structures, at least one of which complementary structures provides the vibrational output, the arrangement being characterised in that there is a drive to rotate the shuttle and there are magnetic interactions between the rotating shuttle and the complementary structures such that interactions with each complementary structure, and the phasing of the complementary structures relative to the shuttle, alternating magnetic results in the shuttling movement of the shuttle.

Abstract: The invention is based on the object of driving a trunk lid or hard or soft tops of a vehicle by a motor as efficiently and as economically as possible. Typically a hydraulic cylinder having very high energy density, or an electromechanical spindle drive, generally provided with a planetary gear as is known from DE 10 2004 040 170 A 1, is used today. Said arrangement has the disadvantage that the transmission comprises several wheels in order to enable an accordingly high gear ratio for the required slow rotational movement of the spindle. In the process, a loud operating noise is produced. The invention relates to a linear drive having a high-ratio single-step manual transmission and the possibility of integrating an energy storage, for example a helical spring or a gas pressure spring, and the possibility of integrating a hydraulic brake.

Abstract: An actuator includes a transmission element configured to transmit a mechanical regulating signal, a guide element and a transmission element mounted on the guide element. The guide element has an inner surface facing the transmission element. The transmission element has an outer surface facing the guide element, wherein the guide element includes at least one radial groove.

Abstract: The invention relates to mechanical engineering, in particular to piston machines and mechanisms for converting the movement of the pistons thereof into shaft rotation. The technical result of the invention involves increasing the operational reliability, extending the service life, improving the specific mass and dimensional characteristics and enhancing the efficiency of a machine. The essence of the invention is that the piston and the crank of a piston machine are interconnected by means of a hinged joint with at least a flat hinge which enables the piston to self-center along the cylinder surface owing to the movement of the piston with respect to the crank in any direction on a plane that intersects the longitudinal axis of the cylinder.

Abstract: There is provided a mechanism for converting rotary motion into linear motion in which high positioning accuracy can be obtained in mutual conversion between rotary motion and linear motion. The mechanism includes a plurality of rollers having a roller annular groove member and a pair of thrust bearings, a thrust bearing portion that is convex shaped and is held between the pair of thrust bearings on an outer surface of an end of the roller shaft, a step surface that is disposed on an inner surface of the roller annular groove member and facing to the thrust bearing portion putting one of the pair of thrust bearing in between, a thrust facing member that is in mesh with an inner surface of the roller annular groove member and is facing to the thrust bearing portion putting the other one of the pair of thrust bearing in between.

Abstract: Disclosed is a leverage motor (1) comprising at least two levers (6), at least one shaft (8, 29), and at least one auxiliary drive unit (2). Said leverage motor (1) further comprises at least one element (4, 5) which can be driven by the auxiliary drive unit (2), is arranged approximately perpendicular to the shaft (8, 29), and is rotatably mounted on the shaft (8, 29). The at least two levers (6, 60, 61) are mounted on the shaft (8, 29) in a rotationally fixed manner and can be directly or indirectly driven by the element in a damped fashion.

Abstract: A linear actuator has a housing, a piston slideable within the housing along a slide axis, a first shaft rotatable about a first axis substantially perpendicular to the slide axis, a second shaft rotatable about a second axis parallel to the slide axis, in which the second shaft and the piston are engaged to convert rotational motion of the second shaft into linear motion of the piston, and in which the first shaft and the second shaft are engaged by a ball-worm gear.

Abstract: A swiveling device for a swiveling C-arm of an X-ray unit includes a motorized drive unit and an adapter removably attachable to the C-arm concentrically with a swiveling axis thereof. The adapter connects the C-arm to the drive unit in driving manner. The swiveling device also includes an angular position encoder for recording the swivel angle of the C-arm.

Abstract: A motor horse power amplification device using a moment arm design is described. The device converts reciprocal motion of the moment arm to rotational motion which drives an electrical generator. Use of the device can significantly reduce the amount of electricity generated by power plants and thus reduce the need for power plant construction. The devices have many different applications, including home, industrial, and automotive applications.

Abstract: A remote controlled actuator includes a spindle guide section of an elongated configuration, a distal end member fitted to a tip end of the spindle guide section for alteration in attitude, and a drive unit housing to which a base end of the spindle guide section is connected. The distal end member rotatably supports a spindle then holding a tool. The spindle guide section includes a hollow outer shell pipe, a rotary shaft and a guide pipe, and an attitude altering member for altering an attitude of the distal end member is inserted within the guide pipe. A hollow of the outer shell pipe includes a round hole portion at a center and a grooved portion depressed radially outwardly from the round hole portion. The rotary shaft is arranged within the round hole portion whereas the guide pipe is arranged within the grooved portion.

Abstract: An energy converter apparatus connected via a rope between a buoyant marine vessel body and to a stationary or semi stationary surface with respect to the motions of the marine vessel to convert differential motions of the vessel compared to the stationary body to useful electrical energy; a rack and pinion gear box device causing the linear motions of the buoyant vessel to an axial rotational motions, the rotation in only one direction; a ratchet wheel connected to a shaft and an electric generator.

Abstract: The invention relates to a drive device (20) for entrance/exit devices for public transit vehicles, comprising a drive unit (22) disposed in and driving a column (24) that rotates about an axis of rotation Z-Z during opening and closing operations, said column opening and closing an entrance/exit device. The drive unit (22) is supported in the vehicle by way of a support component (40) and the support component (40) acts as a counterbearing for a torque of the drive unit (22). A coupling device (72) is disposed between the drive unit (22) and the support component (40), said coupling device facilitating a rotation of the drive unit (22) about the axis of rotation Z-Z when a limit of the torque acting on the drive unit is exceeded.

Abstract: An output shaft, to which the rotational force of a motor is transmitted, is rotatably supported and housed in a case. One end of the output shaft protrudes from the case, and a pinion gear is provided on this one end. Teeth that mesh with the pinion gear are provided on the outer circumferential surface of cables. A guide member for guiding the cables in such a way that they mesh with the pinion gear is mounted on the case. An urging plate portion that presses against the side of the pinion gear is provided on the guide member. The urging plate portion urges the output shaft in the axial direction and, as a result, rattle of the output shaft is alleviated.

Abstract: A drive unit (1) comprising at least one electric drive motor (2) that moves a functional element (3), wherein the functional element (3) assumes, during its movement, a stop position (4) for switching off an electric drive motor (2), and at least one frictional element (6) cooperating with the functional element (3), wherein the frictional element (6) is disposed along a segment of a motion pathway (5) before the functional element (3) reaches the stop position (4). In addition, a motor vehicle lock (10) having a central locking mechanism (11) with such a drive unit (1).

Abstract: A reciprocating cutting tool including a motor housing, a gear box connected with the motor housing, a motor disposed in the motor housing and a reciprocating mechanism disposed in the gear box. The reciprocating mechanism includes a suspending rack and a reciprocating shaft driven by the motor. The reciprocating shaft is connected to the motor by a reduction gear and an eccentric shaft. The suspending rack comprises a top plate and a bottom plate, the reciprocating shaft movably connected to the bottom plate, and would not reciprocate beyond the top plate in a reciprocating direction. Due to the reciprocating shaft not being guided and restricted by the top plate of the suspending rack, the reciprocating shaft would not extend beyond the top plate during the reciprocating motion, The present invention decreases the height of the gear box greatly relative to prior tools, and thus the height of the reciprocating cutting tool is likewise decreased, thereby increasing its application ability.

Abstract: A bi-directional rotary actuator causing the output shaft thereof to output two or more kinds of bi-directional and rotational driving forces. A bi-directional rotary actuator includes a rotary solenoid (101) serving as a driving source, a link body (104) engaged with a shaft (132) such that a rotational force can be transmitted to the shaft, an output element (105) connected to the link body, and switching operation means (106) for selecting connection between the link body and the output element. Transmission of a rotational force between the link body and the output element can be appropriately switched to either gear drive performed by meshing of gears or link drive based on a link ratio, and this allows the actuator to output bi-directional rotary driving forces having two or three rotational angles. The switching described above is performed by movement, in the direction of the axis of the shaft, of the link body by utilizing the repulsive or attractive action of an electromagnetic force.

Abstract: A fluid-powered rotary actuator having a body with a shaft disposed therein and having a linear-to-rotary torque transmitting member mounted for longitudinal movement within said body in response to the selective application of pressurized fluid thereto. The body includes a non-cylindrical cross-sectional shape body portion and a non-cylindrical cross-sectional shape piston head is in sliding engagement therewith and sized to engage the body portion to inhibit rotation of the piston head. In an alternative embodiment the body portion is cylindrical with an eccentric aperture to receive the shaft to inhibit rotation of the piston head.

Abstract: A system is provided for the force decay triggered release of a device, the system comprising: a base; a plurality of retention rods extending from the base; a rotationally movable actuator, to which a linear force is configured to be applied, converting the linear force to a rotational force; a plurality of retention pins, the retention pins being coupled to the actuator, and each the pin being removably disposed within a retention rod of the plurality of retention rods, such that a rotation of the actuator withdraw each the pin from respective the rod; a force triggered detent, the detent allowing the rotation of the actuator when the rotational force exceeds a threshold level.

Abstract: An actuator includes, a housing, an expandable member housed within the housing configured to expand and contract, an elongated member in operable communication with the expandable member, and a ratchet in operable communication with at least one of the expandable member and the elongated member. The ratchet is configured to allow movement of the elongated member in a first direction relative to the housing in response to expansion of the expandable member and to prevent movement of the elongated member in a second direction in response to contraction of the expandable member until the elongated member has moved a selected dimension, after which the ratchet automatically permits movement of the elongated member in the second direction.

Abstract: In an electric booster according to one embodiment of the present invention, a brake pedal is connected to a sun gear of a differential transmission mechanism corresponding to a planetary gear mechanism. An electric motor is connected to a ring gear, and an output rod is connected to a planetary carrier, and the output rod is connected to a piston of a master cylinder. When the brake pedal is operated to rotate the sun gear, planetary pinions rotate and revolve around the sun gear. As a result, the planetary carrier rotates to move the output rod forward to push the piston. As a result, a hydraulic pressure is generated in the master cylinder. At this time, the electric motor is controlled according to the rotation of the sun gear to rotate the ring gear so that the ring gear follows the sun gear. In this manner, a servo force of the electric motor is applied to the rotation of the planetary carrier.

Abstract: A linear actuator unit has a slide plate which is allowed to freely move along the outer rail while causing a cover to retreat. The linear actuator unit includes: an outer rail, which is formed into a cylindrical shape, and includes the slit-opening portion formed along an axial direction thereof; the slide plate (3), which is coupled to an inner block in the hollow portion through the slit-opening portion; a cover belt, which is tensioned between both ends in a longitudinal direction of the outer rail so as to cover the slit-opening portion; a belt-guiding member, which separates the cover belt from the outer rail correspondingly to movement of the slide plate; and a seal member, which seals between the belt-guiding member and the cover belt and between the belt-guiding member and the outer rail.

Abstract: A fixing mechanism mounts a peripheral component to an electronic device. The fixing mechanism includes a housing, a contact member, a sliding member, a first resilient member and a link bar assembly. The housing defines a holding portion to receive the peripheral component, positioning portions and a guiding portion located on sidewalls of the holding portion. The contact member is moveably disposed in the housing adjacent to the holding portion. The sliding member resists the contact member. The first resilient member resists between the contact member and the housing. The peripheral component includes a first engaging portion and a second engaging portion. The first engaging portion is received in the positioning portion. The latching portion slides along the guiding portion until the latching portion latches the second engaging portion.

Abstract: A thrust transfer device includes: a motor serving as a driving source; a sun gear rotatable to an output shaft of the motor, a plurality of nut members each provided with an outer peripheral external tooth meshed with the sun gear and provided with an inner peripheral nut side spiral screw groove; and a plurality of screw shafts, each provided, at an outer periphery thereof, with a screw side spiral screw groove corresponding to the nut side spiral screw groove, and reciprocally moved in accordance with nut rotation by fitting the screw side screw groove into the nut side screw groove; and an internal tooth gear meshed with the external tooth formed to each of the nut members. When the sun gear is rotated, the nut members perform planetary motion inside the internal tooth gear, by which the screw shafts are reciprocally moved in axial directions thereof.

Abstract: A system for moving a carriage along a guide comprises: at least one sliding block that slidingly connects the carriage to the guide; a control shaft associated to the carriage; a driving unit suitable for moving said control shaft in rotation; and rotary-translatory connecting means between said control shaft and said guide. The control shaft is movable between a working position wherein it is connected to said guide for moving the carriage by said driving unit, and an idle position wherein it is disconnected from said guide for free manual pulling of the carriage through said at least one sliding block.

Abstract: The swinging operation of a rotary striker 14 turns micro switches 11 and 12, which detect the position of a piston 9, ON/OFF. The striker 14 includes a lower-limit switch cam 15 and an upper-limit switch cam 16. The cams 15 and 16 engage with switch bosses 36 and 37 that move together with the piston 9. When the piston 9 is positioned at a lower-limit stop position L, the cam 15 becomes engaged with the boss 36 to make the striker 14 swing in the X-direction and pushes a switch button 11a of the switch 11. When the piston 9 is positioned at an upper-limit stop position U, the cam 16 becomes engaged with the boss 37 to make the striker 14 swing in the Y-direction and pushes a switch button 12a of the switch 12.

Abstract: An actuator system comprises an electric motor, a plurality of linearly extendable actuators, and a drive transmission arrangement transmitting rotary drive from the motor to the actuators, wherein the drive transmission arrangement includes a drive shaft and a gear arrangement, and wherein at least one of the drive shaft and the gear arrangement is dry-running.

Abstract: A roller for a web-processing machine, the roller having a support core, which is braced in the region of both its ends via a respective bearing arrangement, and an outer covering, which in its axially central region is mounted in a radially fixed manner in relation to the support core and in the region of its two ends is braced in a radially displaceable manner in relation to the support core by a respective additional bearing arrangement, whereby the outer covering is displaceable in the region of its two ends respectively by an actuator arranged within the outer covering, the actuator being adjustable and including two inter-mounted eccentrics to which is assigned respectively one pivoting device, whereby the two pivoting devices are controllable such that the size of the resulting eccentricity and the position of the resulting eccentricity are adjustable preferably separately from each other, the outer covering being non-rotatably connected to the support core.