Abstract: A precision feeding device that drives a table supported by a base in a predetermined moving direction includes: a rod connected to the table; a drive mechanism that drives to move the rod forward and backward in the moving direction; and a laser interferometer that detects a displacement of the rod relative to the base. The drive mechanism includes a linear motor that symmetrically applies a drive force on the rod relative to an axis in the moving direction. A laser path of the laser interferometer passes through the rod and extends in the moving direction, so that a moving axis of the rod, a thrust axis of the drive mechanism and a detection axis of the laser interferometer are aligned.

Abstract: The invention includes: a base; a table supported by the base; a tubular rod connected to a side of the table via a joint; a drive mechanism that moves the rod forward and backward; and a laser interferometer that detects displacement of the table relative to the base. The joint is provided by a supplying-discharging static-pressure joint and includes: a movement surface that is connected to the table and is orthogonal to a moving direction of the table; a drive surface that is connected to the rod and faces the movement surface; and a fluid supply channel supplying fluid to a static-pressure clearance between the movement surface and the drive surface. The laser interferometer includes a laser path having an optical axis along the moving direction passing through the inside of the rod of which a pressure is reduced and the drive surface and reflect on the movement surface.

Abstract: Provided are an object processing apparatus and a financial apparatus. The object processing apparatus comprises a motor, a shutter configured to close and open an object-entrance space, and a power transmission. The power transmission is configured to open or close the shutter according to operation of the motor and allow the shutter to be opened or closed by an external force when the motor is not operated. The power transmission transmits a driving force of the motor to the shutter without any electronic control.

Abstract: Disclosed is Z-axis stage driving apparatus to move a stage on which a workpiece such as a wafer is placed along a Z-axis. The Z-axis stage driving apparatus includes a motor, a plurality of elevating devices to move a stage along a Z-axis, a power transmission device to transmit power of the motor to the plurality of elevating devices, and a clutch to control power transmission between the power transmission device and the elevating devices.

Abstract: An electric brake system is proposed which includes an electric linear motion actuator and can generate the required braking force with high accuracy. A load sensor (30) is provided in a motion converting mechanism of the actuator which converts the rotary motion of a rotary shaft (4) to which the rotation of an electric motor (2) is transmitted to linear motion of an outer ring member (5) as an output member. The load sensor (30) detects the pushing force with which the outer ring member (5) linearly drives a driven member. With this arrangement, if the driven member is a braking member of an electric brake system, it is possible to directly detect the braking force applied by the driven member and thus to accurately generate the required braking force.

Abstract: A foldable leg rest has a base, a first folding assembly and a second folding assembly. The base has a mounting board and a first stage drive mechanism mounted on the mounting board. The first folding assembly is pivotally connected to the base and has a first frame and a second stage drive mechanism mounted in the first frame. The second folding assembly is pivotally connected to the first folding assembly. In use, the first stage drive mechanism is operated to drive the first folding assembly to pivot relative to the base and the second stage drive mechanism is operated to drive the second folding assembly to pivot relative to the first folding assembly. Therefore, the legs of a sitter can be stretched and placed on the folding assemblies so as to enhance comfort and minimize fatigue.

Abstract: A foldable leg rest has a base, a first folding assembly and a second folding assembly. The base has a mounting board and a first stage drive mechanism mounted on the mounting board. The first folding assembly is pivotally connected to the base and has a first frame and a second stage drive mechanism mounted in the first frame. The second folding assembly is pivotally connected to the first folding assembly. In use, the first stage drive mechanism is operated to drive the first folding assembly to pivot relative to the base and the second stage drive mechanism is operated to drive the second folding assembly to pivot relative to the first folding assembly. Therefore, the legs of a sitter can be stretched and placed on the folding assemblies so as to enhance comfort and minimize fatigue.

Abstract: A coupler assembly is provided for coupling components in a power transmission system, such as a rack and pinion drive system. The coupler assembly includes a floating mount and a pair of clamp members movable between an unfastened configuration in which the floating mount is adjustably supported between the clamp members and a fastened configuration in which the floating mount is fixedly secured between the clamp members. At least a pitch and a yaw of the floating mount are adjustable when the clamp members are in the unfastened configuration. Methods and systems which relate to or include the aforementioned coupler assembly are also provided.

Abstract: An active vibration control device is provided that is configured to control the position of a body relative to a reference frame. The control device includes sensors that provide input signals corresponding to movement of the body in at least one direction, a rotary motor configured to control the position of the body, and four-bar linkage connecting the rotary motor to the body. The linkage converts the rotary motion output from the motor into a linear motion of the body. The controller, based on the input signals from the reference frame sensors, provides control signals to the rotary motor which acts through the linkage to position the body in the at least one direction relative to the position of the reference frame.

Abstract: In a self-lubricating transmission device 1, a compression helical spring 15 is provided to urge an impregnation metal 14 as an impregnation means so as to slidably contact the impregnation metal 14 with pin rollers 7. In combination with a rotational movement of a pinion 6, the pin rollers 7 slide on a lower surface 14d of the impregnation metal 14 to supply a lubrication oil W to the pin rollers 7 so as to automatically lubricate the pinion 6 evenly at the right time for an appropriate amount of the lubrication oil W. This obviates the lubrication oil W being wastefully used, while at the same time, making a lubrication work quick, labor-saving and user-friendly.

Abstract: A surgical instrument is disclosed. The surgical instrument includes a handle assembly, an elongated portion, an end effector and a drive assembly. The elongated portion extends distally from the handle assembly and defines a longitudinal axis. The end effector is disposed adjacent a distal portion of the elongated portion and includes a first jaw member and a second jaw member. At least one jaw member is movable with respect to the other jaw member between spaced and approximated positions. The drive assembly is disposed in mechanical cooperation with the end effector and includes an input portion, an output portion and a gear system disposed therebetween.

Abstract: An apparatus for compressing or decompressing a compressible body is provided. The apparatus comprises an upper nest arm and a lower nest arm separated by a rigid rod. The upper nest arm has an upper nest arm mounting feature configured to receive a first end of the compressible body. The upper nest arm mounding feature is shaped to fit the contours of the compressible body. The lower nest arm has a lower nest arm mounting feature configured to receive a second end of the compressible body. The lower nest arm can traverse the rigid rod to either compress or decompress the compressible body.

Abstract: An apparatus is provided for adjusting and locking a movable control surface, which includes, but is not limited to a rotatably held spindle, an adjustment body, a linear guide, a drive unit, a linear positioning encoder and a control unit. The adjustment body with the linear guide is slidably guided along a first movement axis, and the spindle is connected to the adjustment body for moving the adjustment body along the movement axis. The adjustment body is configured to connect to a control surface mount, and the linear positioning encoder and the drive unit are connected to the control unit. The latter is designed to adjust a predetermined actuating position of the adjustment body by rotation of the spindle with the drive unit and by comparing an actual position, detected by the linear positioning encoder, of the adjustment body with the predetermined actuating position.

Abstract: An actuation assembly is provided. The actuation assembly includes a casing, a plurality of linear actuators coupled to the casing, each of the linear actuators having first and second components and being configured to move the second component thereof relative to the first component thereof along a respective first axis, and a plurality of translational member sets, each being coupled to the second component of a respective one of the linear actuators and the casing and being configured such that when the second component of the respective linear actuator moves along the respective first axis, a selected portion of the translational member set moves substantially along a respective second axis.

Abstract: A meter unit includes a step motor, a gear, a braking spring and a case. The gear has a gear body a rotation shaft. The braking spring urges the gear in a direction of an axis of rotation of the gear. The case accommodates the step motor, the gear body, a part of the rotation shaft, and the braking spring therein. The braking spring has a shape through which the first part of the rotation shaft passes. A first face of the gear body is formed with a recessed portion which accommodates the braking spring. A first part of the case supports a second face of the gear body. A second part of the case is configured to press the braking spring so that entire part of the braking spring is accommodated in the recessed portion.

Abstract: A transversely movable hinge is mounted between a base and a cover of a folding device and has a moving assembly. The moving assembly is connected to an expansion device via a linking rod. Therefore, when the folding device is opened, the expansion device is driven to extend and is convenient for users. When the folding device is closed, the expansion device is driven to retract for saving space.

Abstract: A linear actuator for an aircraft comprising a casing comprising a first casing section and a second casing section, wherein the first casing section and the second casing section are extendible and retractable with respect to each other, and a first drive mechanism and a second drive mechanism disposed in the casing, wherein the first drive mechanism and the second drive mechanism are operable independently of each other to drive at least one transmission element connected to an interior of the casing.

Abstract: A clean environmental actuator is less in weight, height in transverse section and compact in construction, even with ensuring accurate position control and conformable to high speed operation and high acceleration/deceleration. Both a bed and a slider are stowed in an enclosure and packings are in T-slots in side walls of the bed to seal clearances between the bed and the enclosure. The enclosure is composed of an end bracket to cover one end of the bed, a motor bracket to cover another end of the bed, a pair of side coverings to enclose the side surfaces and tops of the side walls of the bed, a sealing panel to cover an upward opening between the side coverings, and a table covering to overlay an area of the sealing panel lying on the slider and side areas of the table bulging out from side edges of the sealing panel.

Abstract: An elevator assembly includes a carrier, a first arm, and a second arm. Each arm has a primary portion pivotally connected to the carrier and a secondary portion pivotally connected to the primary portion. A first gear system interconnects the first arm and the second arm for synchronous rotation with respect to the carrier in opposite directions. A pair of second gear systems establish a geared relationship between the secondary portions of the arms and the carrier. A support member is connected to the secondary portions of the arms, wherein rotation of the primary portions of the arms with respect to the carrier drives the support member between a neutral position and at least a first extended position.

Abstract: A reconfigurable power pack, that produces rotational power and can be used with separate accessories. The housing can be mounted in a first configuration with its motor facing downward and in which the housing is energized to move along a substantially horizontal extrusion. A second configuration mounts the housing is to move along a track in a deck. Other configurations are also possible.

Abstract: An actuator includes a movable portion which can swing around a swing axis, a connecting portion which extends from the movable portion, and a support portion which supports the connecting portion, wherein the movable portion is formed in a cross shape which includes a pair of first protrusions protruding along a direction perpendicular to the swing axis and a pair of second protrusions protruding along a direction parallel to the swing axis, and when a length of the movable portion in the direction perpendicular to the swing axis is A, a length of the movable portion in the direction parallel to the swing axis is B, a length of the first protrusion in the direction perpendicular to the swing axis is a, and a length of the second protrusion in the direction parallel to the swing axis is b, the following equations (A) and (B) are satisfied. 0.8 × { 1 2 ? ( A - 1 3 A 2 + 1 B 2 ) } ? a ? 20 × { 1 2 ? ( A - 1 1 3 ? A 2 + 1 B 2 ) } ( A ) 0.

Abstract: A subsea electric actuator comprises an electric motor and a telescopic drive connection (8) from the motor to a drive unit (10, 11, 12) which can be moved to and fro and converts rotary motion of the connection to linear motion of an actuating stem (5). A return spring (14) is operable on the drive unit to urge the actuating stem towards a datum state. An electromagnetic latch (15) is operative when set to maintain the drive unit in a predetermined position so as to decouple the action of the return spring whereby the stem can be advanced and retracted relative to the drive unit free from the action of the return spring. De-energisation of the latch allows the return spring to operate on the drive unit to return the actuating stem to the datum state. Various forms of electromagnetic latch are described.

Abstract: An adjustment mechanism. At least one guide track is connected to a base. At least one spring is fit on the guide track. A slider is fit on the guide track. The spring is abutted between the base and the slider. A fixed member is fixed to the base. The slider is slidably disposed between the spring and the fixed member. A displacement adjustment bolt is screwed in the fixed member. A first rotator is fit in the slider and includes a section. A second rotator is fit on and engages the first rotator. The second rotator abuts the slider. A fixing bolt detachably abuts the second rotator and is detachably fastened to the first rotator. An adjuster is connected to the first rotator, adjusting the position of a target.

Abstract: Linear actuator comprising a housing (1) consisting of at least two parts (1 a, 1 b) a mounting console (2) a reversible motor (7) with a transmission (22), a spindle (5) which over the transmission is driven by the motor, a bearing (16) for embedding the spindle (5), a spindle nut (6) secured against rotation on the spindle, an outer tube (3) which surrounds the spindle, an activation element (4) telescopically mounted in the outer tube (3) and connected to the spindle nut (6), a front mounting (8) on the outer end of the activation element (4), a rear mounting (9) arranged in the housing. In the rear mounting (9) is a seat for the bearing (31) of the spindle. The motor (7), the transmission (22) and the outer tube (3) is secured to the console (2). The mounting console (2) is constructed as a separate element around which the two parts (1a, 1 b) of the housing is assembled and the mounting console (2) constitutes alone the bearing chassis of the actuator.

Abstract: Linear actuator comprising a housing (1), a reversible electric motor (7), a transmission (22), a spindle (5) driven by the electric motor through the transmission (22), a bearing (31) for embedding the spindle (5), a spindle nut (6) secured against rotation on the spindle, an outer tube (3) surrounding the spindle, an activation element (4) telescopically embedded in the outer tube (3) and connected to the spindle nut (6), a rear mounting (9) designed as a separate element and secured in the housing for mounting of the actuator. The rear mounting (9) is equipped with a seat (35) for the bearing (31) of the spindle. The seat (35) is connected to an opening (36), which is guided out on the side of the rear mounting (9), so that the bearing (31) of the spindle may be inserted sideways in the seat (35). Thus a linear actuator is provided having a rear mounting which is easier to mount and ensures an easier handling during the assembly of the linear actuator.

Abstract: A motion conversion system is described. The motion conversion system comprises a first torsional member operative for rotating in a first direction. A second torsional member is offset a distance from the first torsional member, wherein the second torsional member is operative for rotating in a direction opposite from the first direction. And, a lateral member has a lower surface connected to the first and second torsional members. Wherein, translational movement of the lateral member results from rotational movement of the first and second torsional members.

Abstract: A pan and tilt drive system for an electrically powered device includes a housing in which an elongated shaft is rotatably supported, which shaft is rotatably driven about a shaft axis by a pan motor. A receptacle is coupled to the shaft and disposed to pivot about a tilt axis which tilt axis is perpendicular to the shaft axis. A tilt subsystem is provided to facilitate tilt motion of the receptacle about the tilt axis. The tilt subsystem includes a tilt motor, a tilt coupling and a tilt rod. The tilt coupling is coupled between the tilt motor and the tilt rod, while the tilt rod is coupled between the tilt coupling and the receptacle. Actuation of the tilt motor effects linear translation of the tilt coupling in a direction parallel to the shaft axis, thereby causing the tilt rod to tilt the receptacle about the tilt axis.

Abstract: A dustproof structure includes: at least one fixed member disposed in an immobile manner; and a rotating member rotatable relative to the fixed member, wherein a clearance is formed between the fixed member and the rotating member, the clearance communicating with an external space positioned outside the fixed member and the rotating member and with an internal space positioned between the fixed member and the rotating member and extending in the direction in which the rotating member is rotated, and a plurality of recesses are formed in the fixed member, the recesses positioned in the internal space, extending in the rotating direction, and arranged in a direction other than the rotating direction.

Abstract: A motion control apparatus (10) in the form of a linear brake includes a camshaft (23) rotatable in a housing (11) moveable along a linear rail (30). The camshaft (23) is rotated by a gear motor (15) causing an eccentric engagement portion of a cam follower (24) to abut with a facing (12) which engages the linear rail (30) to provide a clamping force thereon. A damper (25) is received on a dowel pin (14) secured to the housing (11) and received in a U-shaped groove in the camshaft (23) to inhibit further rotation of the camshaft (23). A shim (20) separates the outer races of the bearings (22) receiving the camshaft (23) to preload the first and second bearings (22).

Abstract: Electromechanical actuators (EMAs) include an output disposed at a location that is axially central between two EM devices. The EMAs include either one or two motors and an output mechanism. The motors are adapted to be energized and are operable, upon being energized, to either generate torques about a first axis or drive forces along a first axis. The output mechanism is responsive to the torques or forces to translate along a second axis that is perpendicular to the first axis.

Abstract: An electro-mechanical linear actuator unit comprising an actuator housing that accommodates at least two electric drives, each of which, when actuated by a control device, sets an associated drive of a respective spindle drive into rotation for adjusting linear movement of the associated spindle drive in order to produce relative linear adjustment of a control rod. The two electric drives are located in the actuator housing in such manner that relative adjustment can be produced by simultaneous actuation of the two electric drives, as the sum of the adjustment movements of the associated spindle drives, or by actuating a single electric drive, as the adjustment movement of the associated spindle drive. A respective brake is provided, in an area of each of the two electric drives, which can be selectively actuated by the control device to then prevent the adjustment movement of the respective associated spindle drive.

Abstract: A device for generating a controllable reciprocal movement of a moveable mechanical element between a first stop point and a second stop point. At least one drive element is moved continuously with reciprocal movement between two turning points. A coupling device with a controllable coupling serves for the selective coupling of the mechanical element to the drive element. The coupling device further features a freewheel and is arranged such that in the active state of the coupling the mechanical element is coupled to the at least one drive element during a first half-cycle of the movement of the drive element and is moved from the first stop point to the second stop point, and during a second half-cycle of the movement of the drive element is substantially uninfluenced by the drive element due to the action of the freewheel.

Abstract: Certain embodiments provide breakaway drive systems for use in connection with vehicle signage, and methods of use. The breakaway drive system may include an actuator, an actuator breakaway, a shaft breakaway and a drive shaft. The actuator breakaway may be operably connected to the actuator. The actuator breakaway may be configured to be rotated when the actuator is displaced. The shaft breakaway may include a breakaway mechanism for disengagingly connecting the actuator breakaway to the shaft breakaway. The shaft breakaway may rotate in unison with the actuator breakaway when the shafts are operably engaged. The shaft breakaway may not rotate in unison with the actuator breakaway when the shafts are disengaged. The drive shaft may be operably connected to the shaft breakaway such that rotation of the shaft breakaway causes rotation of the drive shaft.

Abstract: A ball-and-ramp mechanism of a thrust generator includes a rotary ramp member and a rectilinear ramp member, each having a plurality of sloped grooves sloped along a circumferential direction and having an arcuate diametrical cross-section, and a spherical member interposed between the sloped grooves of the ramp members to transmit force from the rotary ramp member to the rectilinear ramp member. Each of the sloped grooves has regions varying in the curvature radius of the diametrical cross-section in a track area where the spherical member contacts the sloped groove. Accordingly, it is possible to improve the durability of the rotary ramp member and the rectilinear ramp member.

Abstract: This invention relates to a novel helical dual-center engagement converting mechanism and its applications in fluid-powered actuation system, more particularly to a highly reliable, simple, powerful and balanced and less expensive helical rotary actuator. This actuator comprises a self-balanced linear/rotary dual-center engagement converter, compact porting systems and easy manufacturing modules and various bodies and shaft interface with other components. This actuator also provides a rotary position control and backlash eliminating mechanism to meet various requirements with lighter weight, smaller size and higher accuracy of position and can be interfaced with different machines, such as subsea valves, earthmoving equipment, construction equipment, lifting equipment, landing gears, militarily equipment and medical devices, robotic and artificial leg and arm joints.

Abstract: An actuator according to one embodiment of the present invention may include a fixed member and a free member. The free member is operatively engaged with the fixed member so that the free member is moveable with respect to the fixed member. The actuator also includes means for moving the free member with respect to the fixed member. An elastic element operatively associated with the free member and the fixed member is operable to store energy without a change in an overall length of the actuator.

Abstract: An automatic gate opening device is claimed comprising: a gate drive axis (134), movable between a gate closed position and a gate open position; a treadle (102) and a rechargeable energy storage means (16, 118). The device also comprises an energy conversion means to convert stored energy into rotational movement of the drive axis (134) in a gate opening and energy conversion means to convert stored energy into rotational movement of the drive axis in a gate closing direction. The treadle (102) is configured such that, with the drive axis (134) in its gate open position, a single actuation of said treadle (102) recharges the energy storage means with sufficient energy to move the drive axis from its gate open position to its gate closed position and back to its gate open position.

Abstract: To provide a linear motion mechanism and a robot in which when a magnetic joint is disengaged, the joint relation of the magnetic joint can be easily restored. A linear motion mechanism includes a movable part that receives a reaction force from a guild disposed in one axis direction, and moves along the guide, a sliding part that slides along the guides, a magnetic joint that magnetically joins the movable part to the sliding part, and a restoration member that restores a joint relation between the movable part and the sliding part.

Abstract: The cartridge (22) comprises a body (24), a rotary control plate (28) driving a push plate (30) in a translational movement, elastic means (38) of compressing the push plate (30) towards the control plate (28), and a cage (40) for holding the elastic means (38). The body (24) comprises a projection (42) for attaching the cage (40), collaborating with an attachment orifice (46) formed in an axial tab (44) of the cage (40). The cage (40) is capable of a rotational movement between an attachment position in which the attachment orifice (46) collaborates with the projection (42), and a release position in which the cage (40) is not attached to the body (24). The body (24) comprises a first limit stop (50) that limits the rotation of the cage (40) with which the tab (44) collaborates in the release position. The body (24) comprises a ramp (60), adjacent to the first limit stop (50). In the release position (40), the tab (44) rests radially against the projection (42) and the ramp (60).

Abstract: A drive unit includes an actuator main body configured to vibrate to output a driving force, a movable body, which is contacted by the actuator main body and is movable relative to the actuator main body in a predetermined moving direction, and an opposing member positioned to face the actuator main body with the movable body interposed therebetween and hold the movable body together with the actuator main body so that the movable body is sandwiched therebetween. A portion of the movable body, which contacts the opposing member, has an elastic modulus lower than that of the opposing member.

Abstract: The present disclosure relates to a linear actuator and housing assembly that may be used to increase motor performance and dissipate excess thermal energy. According to the present disclosure, one embodiment relates to an actuator housing and an electric motor coupled to the actuator housing, wherein the electric motor is disposed within the actuator housing such that there is a close proximity between the actuator housing and the motor. The invention further includes a linear actuator assembly operably coupled to the electric motor, wherein the linear actuator assembly is disposed within the actuator housing. A thermally conductive material is disposed between said actuator housing and said motor.

Abstract: A cam driving mechanism has: a cam; a motor which drives the cam; a gear train which transmits, while reducing the speed of, the output of the motor to the cam; a pulse disk which is formed integrally with a gear coupled in the gear train and in which a plurality of slits are formed at equal intervals; a home position detecting member which is arranged coaxially with the pulse disk so as to be rotatable independently thereof and which, by meshing with another gear coupled in the gear train, rotates at a lower rotation speed than the pulse disk; and a cam position detecting sensor which has a detecting portion including a light-emitting portion and a light-receiving portion, the cam position detecting sensor detecting the amount of driving of the cam based on the number of slits of the pulse disk that have passed through the detecting portion, the cam position detecting sensor detecting the home position of the cam based on the timing with which the home position detecting member shields the detecting portion.

Abstract: A rotary apparatus comprises a rotary bobbin, a processing component fixedly attached to the bobbin and connectors fixedly connected to the processing component. At least one helical groove is located along the bobbin wherein the connectors are housed. A motor coupled to the processing component is operative to rotate the processing component together with the bobbin in two opposite rotary directions.

Abstract: An apparatus for adjusting the hardness and geometry of seating elements of a motor vehicle seat, in particular for adjusting the curvature and/or width of side bolsters of a seat bottom or a backrest, of an upper rest part of a divided backrest, a lumber support or thigh rest of a seat bottom having supporting wings, the position of which can be changed by way of pivotable actuating elements is provided. The actuating elements are part of an adjustment module for adjusting the seating element, said module comprising a carrying element which can be connected to the seating element and on which the actuating element is pivotably mounted and can be adjusted along a control curve by means of a spindle drive connected to the carrying element.

Abstract: A rotational mechanism for extending a sofa sleeper from an upright sitting position to a fully reclining and fully extended sleep position, having: a first rotatable member configured to rotate about a first axis; a second rotatable member configured to rotate about a second axis; a link mechanism attached to both the first and second rotatable members, the link mechanism being moveable along a length of both of the first and second rotatable members; and a drive mechanism configured to position the moveable link at positions along the length of at least one of the rotatable members such that movement of the link mechanism causes both the first and second rotatable mechanisms to rotate.

Abstract: An object is to allow smooth guidance of the linear motion of an output member even when lateral moment acts on the output member, and to make it possible to stably transmit torque of a rotary shaft to respective planetary rollers without applying a preload to the planetary rollers by negative gaps between the rollers and the radially outer surface of the rotary shaft and between the rollers and the radially inner surface of an outer race member. The axial movement of a carrier (6) supporting the planetary rollers (7) is restricted, and the outer race member (5) is axially slidably fitted in the radially inner surface of a cylindrical portion (1a) of a housing (1) and is rotationally fixedly coupled to an object to be driven by means of keys (25), whereby the outer race member (5) serves as a linearly driven output member.

Abstract: An active vibration control device is provided that is configured to control the position of a body relative to a reference frame. The control device includes sensors that provide input signals corresponding to movement of the body in at least one direction, a rotary motor configured to control the position of the body, and four-bar linkage connecting the rotary motor to the body. The linkage converts the rotary motion output from the motor into a linear motion of the body. The controller, based on the input signals from the reference frame sensors, provides control signals to the rotary motor which acts through the linkage to position the body in the at least one direction relative to the position of the reference frame.

Abstract: The invention relates to a force transmission unit (1), particularly enabling the transmission of forces between a lever and a steering member, including: —a force transmission device (8) comprising a shaft (81) defining a central axis (X-X), and —a force accompanying device (3) comprising: —a cam (71), the shaft and the cam being suitable for being rotatably mobile in relation to one another, —a push member (6) suitable for engaging with the cam and for translating along the shaft, and —and a resilient member (9) suitable for working under compression during a translation movement of the push member (6), said translation movement being caused by activating the transmission unit. The push member (6) includes, at the same time, a body (68) designed for receiving cam followers (621; 622) suitable for engaging with the cam (71), and a linear bearing (64) arranged in the body, the bearing being suitable for engaging with the shaft (81).

Abstract: An object of the present invention is to provide an electric booster enabling an easy connection of an ECU and a stator. An ECU casing containing boards and (ECU) is attached to the outer surface of the casing body so as to be located near a stator of an electric motor. The opening of the casing body is closed by a rear cover. A flat-portion through-hole (through-hole) is formed through the casing body. Bus bars connecting the stator and the ECU are disposed through the flat-portion through-hole. The bus bars are disposed such that one ends thereof are coupled with the stator while the other ends thereof protrude from the flat-portion through-hole. When the electric booster is assembled, since the stator and the bus bars are disposed at the casing body having the flat-portion through-hole, it is possible to easily assemble the casing body and the rear cover with the bus bars inserted through the flat-portion through-hole.

Abstract: In one aspect, a cradle system for supporting a load, the cradle system comprising a first arm with a first carriage assembly axially adjustable therealong and a second arm, opposite the first arm, with a second carriage assembly axially adjustable therealong. An actuator is associated with the first and second carriage assemblies and configured such that actuation of the actuator causes the first and second carriage assemblies to move axially in opposite directions. In another aspect, a cable support system comprising a support column and one or more tethers supported by the support column and configurable so that at least one tether is configured to move its supported cable in the same or opposite direction as the test head moves at a rate that is a constant multiplied by the test heads rate of motion where the constant may be greater than, equal to, or less than one.