Abstract: A dynamic furniture system includes a first frame portion; a set of rollers mounted to the first frame portion; a second frame portion including one or more rockers having a roller-interface surface having a curved profile; wherein the set of rollers interface with the roller-interface surface of the rockers such that the second frame portion is moveable relative to the first frame portion; a set of one or more electromagnets mounted to or integrated with the first frame portion or the second frame portion; a set of one or more magnetically-interactive elements mounted to or integrated with a different one of the first frame portion or the second frame portion; and an electronic control system configured to vary a parameter of electrical energy supplied to the set of electromagnets over time to induce back and forth motion of one of the first frame portion or the second frame portion.

Abstract: A flange part 31b is provided on a vertical surface 31a on the plate member PM of the front-rear swing part 3, the flange part 31b has a guide surface 31b1 extending to lateral direction and moving the rolling body 45 in the longitudinal direction, a lateral direction dimension of the guide surface 31b1 is greater than a thickness of the plate member PM, the flange part 31b and the portion of the plate member PM forming the vertical surface 31a around the flange part 31b are integrally formed of metal; and the flange part 31b has a shape that goes around the circumference of the guide hole 34 opened in the vertical surface 31a, and then, the rolling body 45 are provided independently to the left and right, to be able to a roll along the guide surface 31b1.

Abstract: A seat support mechanism including a leg pedestal (11), which is fixedly provided on a floor in the vicinity of a side wall (A), a moving pedestal (20), which is disposed under a top face part (12) of the leg pedestal (11) and is capable of being advanced/retracted in a direction orthogonal to the side wall A; an underframe (30) of the seat, which is disposed above the top face part (12) of the leg pedestal (11), and is turnably supported by a turning shaft (41) in the moving pedestal (20), the turning shaft (41) avoiding an interference with the top face part (12), and an interlocking mechanism (50), which interlocks turning and advancing/retracting of the underframe (30), in which, when the seat is turned together with the underframe (30), the interlocking mechanism (50) converts the turning motion of the underframe (30) into a linear motion and, through the turning shaft (41), transmits it to the moving pedestal (20), thereby causing the moving pedestal (20) and the underframe (30) to be advanced/retracted

Abstract: A locking block is fixed with respect to a seat cushion. A locking pin which can advance and retract relative to the locking block is provided on a main frame side. A V groove shape receptacle is formed on the locking block. When the locking pin is advanced into the receptacle portion, the locking pin is guided by a receiving inclined surface of the receptacle portion forming the V-shape groove, and advances to a bottom of the receptacle portion. With this process, the locking block moves in a rotational direction B, and when the locking pin engages the bottom, the seat cushion is fixed.

Abstract: A tracked powered chair is described. A side drive assembly comprises a powered sprocket, a forward non-powered two wheel bogey, and a rearward non-powered two wheel bogey. Each bogey has a respective pivot member pivotally fastened at a first pivot member end between the first and second bogey wheels, and a second pivot member end fastened to the frame such that the forward and rearward bogey each pivot independently from one another around its respective pivot member. The geometry of the drive assembly creates a non-isosceles shaped triangular appearance (no two sides are of equal length).

Abstract: A chair includes: a leg 1; a seat 2; and a front-back support mechanism 4. The front-back support mechanism 4 is provided at a seat receiving part 50 directly supported by the leg 1, and the front-back support mechanism includes: a wavy plate 56 provided to horizontally extend from vertical walls 51 of the seat receiving part 50 and having mound-shaped surfaces 57, 58 each convexly curved upward; and followers 53, 54 provided at front-back support bodies 52 as supported parts and configured to move relative to the mound-shaped surfaces 57, 58 while contacting the mound-shaped surfaces 57, 58. The wavy plate 56 is associated with the followers 53, 54 such that a movement end inclines downward when the seat 2 moves from a neutral position in accordance with a relative movement between the mound-shaped surfaces 57, 58 and the followers 53, 54.

Abstract: A stowable seat is provided. The stowable seat may comprise a housing and a first track coupled to the housing. A backrest may be slidably coupled to the first track. A seat pan may be rotatable relative to the backrest. A second track may be in operable communication with the seat pan. An angle between the seat pan and the second track may increase as the seat pan translates away from the housing.

Abstract: A vehicle seat frame includes a pair of side frames constituting side portions of a seat cushion frame, and a pipe member rotatably fitted at respective end portions in sliding holes of the side frames, thereby coupling the side frames to each other. At least one of the end portions of the pipe member is coupled to the corresponding side frame via a collar member having a cylindrical shape. An outer peripheral portion of the collar member has a sliding contact portion in sliding contact with a peripheral surface of the sliding hole. An inner peripheral portion of the collar member has an insertion-receiving portion into which the corresponding end portion of the pipe member is inserted and to which the corresponding end portion of the pipe member is secured. The dimensional tolerance of the sliding contact portion is set smaller than the dimensional tolerance of the insertion-receiving portion.

Abstract: A convertible chair, for example, a hair transplantation chair that permits movement of the patient during a procedure while the patient's head remains substantially stationary. The chair may include a head support and a plurality of body supports that may be mounted on a base, or on a cradle movably attached to the base. The chair can be configured for a follicular unit harvesting procedure and it could be also converted into a hair implantation configuration for hair implantation procedure. The patient remains in the chair during the procedure with his head substantially stationary, while various parts of his body may be repositioned, for example, by rotation of the cradle. The chair may be automated, or assisted with pneumatics, motors, foot pumps and the like. The chair is particularly useful for assisting robotic hair transplantation procedures.

Abstract: A seat adjustment mechanism for an adjustable seat assembly includes an arcuate tilt column; a lift column; a first tilt slider block detachably engaged to the lift column and slideably engaged to the tilt column for moving the lift column between a plurality of tilt positions; and a first lift slider block slideably engaged to the lift column for moving between a plurality of lift positions independent of the plurality of tilt positions. The slider blocks, the lift columns, the tilt columns and the cross brace may be made of dissimilar materials and/or are easily replaced with alternative components.

Abstract: A virtual-reality navigation controller includes a base and a seating portion. The seating portion includes a seat for supporting a weight of a user seated thereon and a back-rest coupled to the seat to move integrally with the seat and to support the user's back. The virtual-reality navigation controller further includes a vertical support to support the seating portion on the base, and a rotatable connector between the seating portion and the vertical support to tilt the seating portion about a rotational center of the rotatable connector when the user is seated on the seat. A radius of an arc formed by the tilting about the rotational center ranges from 300 mm to 800 mm. The virtual-reality navigation controller further includes a motion-detection controller to measure pitch corresponding to the tilt of the seating portion.

Abstract: A longitudinal adjustment device for a motor vehicle seat has two pairs of rails. It includes a locking device for each pair of rails. It has a common actuating unit for the two locking devices, the unit interacting with both locking devices and includes a handle. The actuating unit has an electric drive motor, a gearbox which is connected to the electric drive motor, an actuator and preferably a setting unit.

Abstract: The present invention relates to a support structure. A main hinge of the structure is installed with a stop mechanism, so when an object to be supported is placed at a higher location while being in an unfolding state, the object to be supported is restrained from being rotated from a vertical state to a horizontal folding state, thereby preventing falling due to the unstable gravity center; when a connection unit is folded towards a base, an upper end of a first auxiliary connection member links the stop mechanism to rotate for gradually altering the stopping location, so the object to be supported is enabled to be horizontally folded; as such, the object to be supported can be maintained in a stable state during the folding process, thereby preventing the occurrence of falling.

Abstract: Adjustable stand assemblies for portable electronic devices are provided, which allow portable electronic devices to stand-alone in multiple incline positions in both portrait and landscape orientations.

Abstract: The present invention relates to a support structure, which comprises a connection unit, a base, at least a base hinge, at least a main hinge and at least an auxiliary connection member. Through folding the connection unit towards the base, an upper end of the auxiliary connection member links an upper shaft ring pivoted with the main hinge to rotate, and further drives a moveable shaft rod and a stop member of the main hinge to rotate, thereby gradually altering the stopping location, and the object to be supported is enabled to be horizontally folded; as such, the object to be supported can be maintain in a stable state during the folding process, thereby preventing the occurrence of falling.

Abstract: A tiltable notebook-computer cooling pad with a tablet-computer bracket is disclosed. The notebook-computer cooling pad has its bottom its bottom detachable assembled with a tablet-computer bracket that can provide tiltable and rotatable support. The tablet-computer bracket can work with the notebook-computer cooling pad to allow adjustment of a tilting angle of the notebook-computer cooling pad, or it can work independently as a stand-alone tablet-computer bracket that provides tiltable and rotatable support to a tablet computer. Thereby, the disclosed device can serve to not only maintain an operating notebook computer cool, but also support a tablet computer.

Abstract: An adjustable apparatus for adjusting the positions of a display is provided. The display includes a base, a supporting arm and a display unit. Two ends of the supporting arm are pivotably connected to the base and the unit. The adjustable apparatus at least comprises a leading rod disposed within the base and an operation block mounted on the leading rod. One end of the leading rod is connected to the supporting arm. There are an outer thread formed on the surface of the leading rod and an inner thread correspondingly formed within the operation block. When the operation block is operated, the inner thread of the operation block is engaged with the outer thread of the leading rod, and the leading rod can be moved forwards or backwards so as to drive the supporting arm to rotate and adjust the positions of the display unit.

Abstract: A seat assembly secured to the floor of an automotive vehicle includes a generally horizontal seat cushion movable between a seating position spaced above the vehicle floor and a stowed position resting against the vehicle floor. A riser is operatively coupled to the seat cushion for supporting the seat cushion in each of the seating and stowed positions. A seat back is pivotally coupled to the riser for movement between a generally upright seating position and a folded position in overlapping relationship with the seat cushion. A slide mechanism is coupled between the riser and the seat cushion for slidably articulating the seat cushion along the riser between the seating position and the stowed position. A first link arm is coupled between the seat back and the seat cushion for automatically controlling the sliding articulation of the seat cushion between the seating and stowed positions in response to pivotal movement of the seat back between the upright seating position and the folded position.

Abstract: A seat adjuster of a vehicular seat is provided with a seat lifting mechanism which includes front and rear shafts which are supported to vertically extending walls of a pair of seat rails for sliding a vehicular seat. One end portion of each shaft has a bulged portion for receiving the wall and a groove for setting a stop ring. The end portion is inserted to a through-hole of the wall and limitingly connected thereto by means of the bulged portion and the stop pin set in the groove.

Abstract: A seat cushion adjustment for vehicle seats, more particularly the seats of motor vehicles, depends on the adjustment path of at least one main adjustment of the seat and serves for adapting the development curve of the seat cushion adjustment individually and ergonomically. The seat cushion adjustment includes a first adjustment for a main adjustment of the vehicle seat within a defined adjustment area, and a second adjustment coupled to the first adjustment for adjusting the seat cushion in dependence on a main adjustment of the vehicle seat. The seat cushion adjustment also includes a separate adjustment coupled to the first or second adjustment for fixing the development curve of the seat cushion adjustment within a restricted adjustment area, whereby the extreme positions of the seat cushion are associated with the extreme positions of at least one main adjustment of the vehicle seat.

Abstract: A vehicular seat having an adjustment apparatus for horizontally and vertically positioning the seat is provided. The adjustment apparatus includes a four bar mechanism that extends from a base and supports cushioned seat members. As the four bar mechanism is articulated with respect to the base, the seat members supported thereon are moved vertically and horizontally between elevated forward positions and lowered rearward positions. The adjustment mechanism also includes a spring for storing a portion of the energy exerted while seat members are moved from an elevated forward position to a lowered rearward position. Energy stored within the spring is used to assist lifting the seat members and the occupant therein as the seat is elevated.

Abstract: Each front seat has under the base plate in its median longitudinal axis a rack connector rod and a mechanical bolt, this rack connector rod cooperating with a box joined to the floor of the vehicle via a framing and a brace, this box containing a blockable motor device. The entire afore-mentioned unit cooperates with two parallel arms first of all joined to the rear part of the seat and secondly joined to the floor of the vehicle via a spindle containing a memory constituted by a ring with a notch and the nose of the lever.

Abstract: A curved slide member having an inner section and an outer section, with one of these inner and outer sections being movable relative to the other, which is fixed. A Z-shaped rack is fixedly mounted on one of the inner and outer sections. A pinion is carried by that inner or outer section on which the rack is not mounted, with the pinion meshing with the rack.

Abstract: A tilt apparatus allows an operator to readily change the tilt angle of a display monitor and retain the angle after it is changed. The tilt apparatus mounts vertically to the display monitor housing at the rear of the monitor's pivot point and center of gravity. The apparatus includes a piston and spring assembly which counterbalances shifting in the monitor's center of gravity during the manual tilting of the monitor to provide continuously variable adjustment throughout a predefined tilt range. The apparatus also includes frictional drag means to compensate for nonlinear changes in the center of gravity of the monitor.

Abstract: An adjustment device to adjust the depth and height of a seat cushion, the longitudinal positions of a headrest and the like in a seat for use in a vehicle such as an automobile is disclosed. In the adjustment device, a rod is rotatably journaled on the side of fixed means thereof, a pair of link members are respectively fixed to the rod at the first ends thereof with the free ends thereof being connected to a movable member, there is provided in said fixed means a crankshaft having a pair of bent portions on the substantially 180.degree. opposing sides thereof, and the bent portions of the crankshaft are respectively inserted through and engaged with slits formed in the two link members, whereby the link members are rotated by rotating the crankshaft so as to be able to move or adjust the movable member relative to the fixed means.

Abstract: A seat comprising a seat base portion which is adjustable in respect of inclination has a seat base frame which is mounted pivotally at its rearward portion on a supporting arrangement. Disposed on the supporting arrangement in the front region thereof is a rotary shaft, with a lever arm secured to each end thereof. The lever arms are in turn pivotally connected to the seat base frame. At least one of the lever arms has a plurality of detent openings which are disposed in an arcuate array and which can be selectively engaged by a detent member carried by the seat base frame, to latch the seat base frame in the desired inclined position. The actuating lever for the detent member is disposed at the side of the seat, within easy reach of the occupant thereof.

Abstract: A tilt apparatus allows an operator to readily change the tilt angle of a display monitor and retain the angle after it is changed. The tilt apparatus mounts vertically to the display monitor housing at the rear of the monitor's pivot point and center of gravity. The apparatus includes a piston and spring assembly which counterbalances shifting in the monitor's center of gravity during the manual tilting of the monitor to provide continuously variable adjustment throughout a predefined tilt range. The apparatus also includes frictional drag means to compensate for nonlinear changes in the center of gravity of the monitor.

Abstract: A tiltable mount comprises a stationary base member or base and a support member or support for supporting equipment thereon. The support is movably mounted to the base to enable the support to tilt omnidirectionally relative to the base while remaining rotationless relative to a vertical axis through the base. The base and support have mating spherical surfaces, with the concave spherical surface of the base including a guide shaft and the convex spherical surface of the support including a conical aperture for receiving the shaft. The shaft and aperture form a pivotable connection between the two members. A lock for maintaining a selected tilt to the support comprises the guide shaft and a lever attached to the shaft to press the support against the base sufficiently to prevent relative movement therebetween. The lever is threadedly attached to the guide shaft and may include a nut assembly having a nut and a lever arm removably mated to the nut assembly for repeated rotary movement of the nut.

Abstract: The present invention refers to an adjustable seat, particularly for use in buses and trucks. There is described an adjustable seat having a seat portion and a back portion, which permits the correct simultaneous positioning of the back, arms, and legs of a driver irrespective of his stature. The seat includes an adjustable seat portion which may be moved longitudinally towards or away from the seat back portion, such longitudinal movement being accompanied by a simultaneous rotation of the seat portion about a first transverse axis, the angle between the seat portion and the back portion increasing or decreasing as a result of longitudinal motion of the seat portion. There is also described a second mechanism which allows a limited angular rotation of the seat portion about a second transverse axis.

Abstract: A sit-kneel chair (10) for distributively supporting the posterior of a user, and the knee and/or lower leg portion of a user. The chair (10) comprises a seat (12) for supporting the posterior of the user, and the knee support (14) for supporting the knee or lower leg portions of the user. The chair (10) further comprising a frame (16) including a first support assembly (20) for pivotally supporting the seat (12) and a second support assembly (22) for pivotally supporting the knee support (14). Means are also provided for selectively altering the linear distance between the seat (12) and the knee support (14). In the preferred embodiment, such means comprise a connector arm (40) secured to the first support assembly (20) for slidably engaging the second support assembly (22).

Abstract: A three point seat adjuster for a vehicle car seat includes a generally Y shaped frame for supporting a vehicle seat. The Y shaped frame includes a pair of transversely extending leg members supported by rollers on a pair of rear track members mounted on the vehicle floor and a longitudinally extending integral stem member which is slidably engaged through a journal in a forwardly mounted guide bracket. The guide bracket is pivotally mounted to the vehicle floor. A release mechanism associated with the guide bracket releasably locks the stem member to the guide bracket in a plurality of positions.

Abstract: A tilt base assembly includes a base and pairs of elongated feet which attach to the bottom of a cathode ray tube (CRT) display terminal unit. The base includes a pair of trapezoidal shaped base members which attach to the ends of a horizontal plate. The elongated feet suspended from the bottom of the terminal unit rest on both inclined surfaces of each of the trapezoidal shaped base members. The front inclined surfaces of the trapezoidal shaped base members are constructed to include a plurality of indentations which provide a corresponding number of stationary positions for providing different operator viewing angles over a wide range of adjustment. Both front and rear inclined surfaces of the trapezoidal base members are provided with side walls so as to confine the terminal feet movement to the track-like areas within the side walls.

Abstract: An adjustable seat of a motor vehicle has a mounting arrangement at each of its lateral regions. The respective mounting arrangement includes an elongated carrier, a support rail which is connected to the seat proper and is displaceable longitudinally of the carrier, and a pivot which mounts the carrier, which extends in the front-to-rear direction, for tilting along a vertical plane. A drive and a driving section of a transmission are mounted on the carrier, the driving section including two pinions which are simultaneously driven by the drive and one of which meshes with a driven rack rigidly connected to the support rail, while the other pinion meshes with another driven rack which is provided at one side of an elongated slot in a support element for the seat proper and is curved having its center of curvature on the axis of the above-mentioned pivot.

Abstract: The seating member of a vehicle seat is mechanically lockable in a selected one of at least three defined positions. In one of these positions (normal position) the seating member is substantially parallel to the ground on which the vehicle is standing or travelling. In the at least two other positions, one on each side of said normal position, the seating member is tilted about a pivotal axis parallel to the direction of vehicle travel.

Abstract: There is disclosed an adjusting mechanism for a vehicle seat which is adjustable in guideways in the longitudinal direction and whose inclination is variable by another adjusting device. In this arrangement, the adjusting device for longitudinal adjustment is automatically coupled with the adjusting device for inclination adjustment. This coupling is achieved by a train of toothed gears having a shaft associated with the longitudinal adjustment and another shaft associated with the inclination adjustment.

Abstract: An adjustable seat includes a seat element which is mounted in a motor vehicle for adjustment of the position thereof on two mounting arrangements each of which is arranged at one lateral region of the seat element and each of which includes a first guide track extending substantially horizontally and associated with the front region of the seat element, a support rail telescopically guided on the first guide track and pivotally connected to the seat element on the free front end thereof, an elongated second guide track inclined upwardly in the forward direction and associated with the back region of the seat element, and a support member connected to the rear region of the seat element and supporting the latter on the second guide track. The first guide track and the second guide track are arranged laterally adjacent one another at the associated lateral region of the seat element.

Abstract: A car seat frame has the backrest hinged to the seat cushion frame and to the vehicle floor, so that when tipped forwardly the seat cushion frame is slid forwardly and vice versa. The front of the cushion frame runs in a guide including staggered upper and lower elements so that lifting of the rear of the cushion frame at the beginning of the movement allows the frame to run freely through the guide, and so that lowering at the end of the return movement causes the guide to snub the frame and prevent rattle.