| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 297411360 | Vertically | 35 |
| 20080277991 | VEHICLE SEAT ARMREST ASSEMBLY - A vehicle armrest assembly ( | 11-13-2008 |
| 20080296955 | HEIGHT ADJUSTABLE ARMREST - A vertically adjustable, armrest includes a tubular support constructed for attachment to a chair, an armrest assembly telescopingly positioned in the tubular support, and a height adjustment mechanism slidably received in the armrest assembly. The armrest assembly includes a sleeve and a post. The sleeve includes an opening adapted to receive an operative member on one side. The post includes positional detents extending down the length of a first vertical surface. The height adjustment mechanism includes an actuator rod, an operative member, a locking member, and a resilient member. The actuator rod includes an angled ramp, an inclined surface, and a pair of angled surfaces and the locking member includes teeth which selectively mate with the post detents, an inclined surface, and at least one pair of lateral followers. The actuator rod operatively engages the locking member with the inclined wedge mateably engaged with the inclined surface and the angled surfaces slideably engaged with the lateral followers. To vertically adjust the armrest, the operative member is lifted upward, causing the resilient member to compress and the teeth of the locking member to disengage from the detents. To reengage the teeth with the positional detents, the operative member is released. | 12-04-2008 |
| 20080309140 | Armrest adjusting device - An armrest adjusting device for adjusting armrest of chairs includes a hollow armrest seat and a guide plate is fixedly inserted into the armrest seat. A movable member is movably received in the armrest and includes a push end which includes tapered surfaces to control two rods to be removably engaged with click notches in the vertical portion of the elevator part which is connected to the seat of the chair. The vertical portion is inserted in the armrest seat. The movable member is operated via an opening defined through a wall of the armrest seat which is moved with the movable member. The armrest seat does not need to make large holes so as to increase the structural strength and the armrest adjusting device can also be used with tubular elevator part. | 12-18-2008 |
| 20080309141 | ADJUSTABLE ARM FOR CHAIR - A chair arm adjustment device according to embodiments of the present invention includes an arm pad base slidably coupled to the arm support, the arm pad base sliding substantially horizontally in two degrees of freedom with respect to the arm support within a range of motion of the arm pad base with respect to the arm support, and an arm brake assembly coupled with the arm pad base, the arm brake assembly moveable between a locked position in which the arm brake assembly substantially inhibits movement of the arm pad base relative to the arm support and an unlocked position in which the arm brake assembly does not substantially inhibit movement of the arm pad base relative to the arm support, wherein the arm brake assembly moves from the unlocked position to the locked position at any position of the arm pad base within the range of motion. | 12-18-2008 |
| 20090091174 | Ergonomic Armrest - Disclosed is an adjustable armrest that can readily raised, or lowered, and optionally rotated in a horizontal plane. In one embodiment, the present armrest is released from its use position be raising the front portion of the armrest. The armrest is moved into the desired position and then the front portion is lowered to secure the armrest in the desired position. | 04-09-2009 |
| 20090096271 | Internally Pulling Type Lift Device for Chair Armrest - An internally pulling type lift device for a chair armrest includes an outer pipe, a guide track, an inner pipe, a follower, a locking member, a pull handle, a control knob, a restoring spring, and a torsion spring. Thus, the guide track, the follower and the inner pipe are encompassed by the outer pipe so that the manufacturer only needs to spray paint on the outer pipe without having to spray paint on the guide track, the follower and the inner pipe, thereby saving the working time and decreasing the costs of fabrication. In addition, the inner pipe is movable in the outer pipe so that the inner pipe will not rub or scratch the outer surface of the outer pipe, thereby enhancing the aesthetic quality of the outer pipe. | 04-16-2009 |
| 20090108660 | Adjustable armrest and method for the use thereof - An adjustable armrest includes a base member pivotable about a first horizontal axis in a side-to-side direction. An arm support member is connected to the base member. A first latch member includes a plurality of notches, while a second latch member includes a pawl shaped to releasably engage at least one of the plurality of notches. One of the first or second latch members is mounted on the base member, with the second latch member being moveable relative to the first latch member between at least one engaged position and a release position. In another aspect, a chair includes a pair of adjustable armrests. In another aspect, a method of adjusting the lateral position of an armrest is provided. | 04-30-2009 |
| 20090184560 | Chair armrest having a Height Adjustable Function - An armrest for a chair includes an armrest support, a sleeve movably mounted on the armrest support, a support arm mounted on the sleeve, a locking member mounted between the armrest support and the sleeve, and a lifting device mounted between the armrest support and the sleeve. Thus, when the control knob of the lifting device is pressed, the movable shaft of the lifting device is unlocked from the locking member so that the movable shaft is movable in the locking member and the support post of the armrest support freely, and the sleeve is movable relative to the support post of the armrest support to adjust the height of the support arm. | 07-23-2009 |
| 20090230749 | SWING-OUT JOYSTICK - An operator control assembly includes an operator manipulable control, and a first armrest movably coupling the operator manipulable control to a frame of a construction vehicle. The first armrest is movable from a first vertical orientation to a second vertical orientation and from a first horizontal orientation to a second horizontal orientation, such that when the armrest is in the second horizontal orientation, the armrest is positioned with in a footprint of the vehicle. | 09-17-2009 |
| 20100033005 | Adjustment mechanism for armrest - An armrest a rope control mechanism is disclosed. The rope mechanism consists of a rope with certain length and a soft tube covering the rope with about same length. The top end of the rope connects to a control button while the lower end of the rope extends downwards and connects with a control member of a seat adjustment mechanism or a seat back adjustment mechanism inside a bottom plate. When the user operates the control button to pull the rope moving up, the rope synchronously pulls the control member of the seat adjustment mechanism or the seat back adjustment mechanism so as to make the seat adjustment mechanism or the seat back adjustment mechanism work. Thus the convenience of operation and adjustment are improved. | 02-11-2010 |
| 20100038950 | Height adjustment mechanism for armrest - An armrest adjustment mechanism is disclosed. The armrest adjustment mechanism includes a sleeve, a tubular member, a slider, a long plate, a fixing plate, a guiding plate, a retaining block, a lower base, an armrest pad and a lever arm. The armrest adjustment mechanism features on that: an insertion hole is disposed on upper end of the long plate while the lever arm is arranged inside a space between the armrest pad and the lower base. The lever arm inserts through the insertion hole on top end of the long plate so that the long plate hangs on the lever arm, working as a load. One end of the lever arm is arranged on one side of the lower base, working as the fulcrum while the other end of the lever arm is arranged on an opposite side of the lower base correspondingly. A push member projecting from a corresponding opening of the lower base is arranged on the other end of the lever arm, working as the effort. Thus the push member is moved upwards by being pushed by the user from the outside or elastically turned back to the original position so as to make the lever arm (like a Type-2 lever) drives the long plate to move upwards synchronously. Therefore, the adjustment of the armrest height is achieved. | 02-18-2010 |
| 20100066147 | Chair Armrest having a Height Adjustable Function - An armrest for a chair includes an armrest support, a sleeve movably mounted on the armrest support, a support arm mounted on the sleeve, a locking member secured in the armrest support, and a lifting device mounted between the armrest support and the sleeve. Thus, when the drive lever of the lifting device is pressed upward, the movable shaft of the lifting device is unlocked from the locking member so that the movable shaft is movable in the locking member and the armrest support freely, and the sleeve is movable relative to the armrest support to adjust the height of the support arm. | 03-18-2010 |
| 20100244531 | ARMREST FOR CHAIR - An armrest for a chair includes a lower bushing, an upper bushing, and a resilient ring shaped part received in the lower bushing. An engaging portion is formed on an end of the lower bushing, and a side surface of the lower bushing defines a toothed rack hole, a plurality of teeth are formed at two opposite sides of the toothed rack hole. The upper bushing nests the lower bushing therein and defines a through hole corresponding to the toothed rack hole. A supporting is formed on an end of the upper bushing differing from the end of the upper bushing adjacent to the engaging portion. A button opposite to the through hole in the upper bushing is formed on the resilient ring shaped part and protrudes to an outer of the upper bushing from the toothed rack hole and the through hole. An H shaped latching portion is formed on the button and engages with the teeth of the lower bushing. | 09-30-2010 |
| 20100244532 | CHILD BOOSTER SEAT WITH A HEIGHT-ADJUSTABLE ARMREST - A child booster seat includes a seat base, and an armrest support coupled to the seat base and formed with an installation space that opens upward. The armrest support has a wall confronting the installation space and formed with a plurality of restraining parts located at different heights of the armrest support. The child booster seat further includes an armrest assembly including a latching component having a tongue board that extends into the installation space and that is movable vertically within the installation space and a stop piece that projects from the tongue board for engaging selectively the restraining parts, and an armrest component coupled to the tongue board and vertically co-movable with the tongue board relative to the armrest support. | 09-30-2010 |
| 20110084535 | Adjustable Armrest - In the specification and drawings an armrest is described and shown with an arm, the arm having a support portion and a body portion; a channel extending longitudinally along the support portion, the channel having an open face along at least a portion of its length; and a bracket, the bracket being slidably engaged with the channel. Also in the specification and drawings an armrest is described and shown with an arm, the arm having a support portion and a body portion; and a bracket, the bracket being slidably engaged with the arm such that the lower end of the support portion extends below the bracket when the arm is in a lowered height position. | 04-14-2011 |
| 20110221251 | Chair Armrest Assembly Having Adjustable Height - An armrest assembly for a chair includes an armrest support, a mounting sleeve movably mounted on the armrest support, an armrest mounted on the mounting sleeve to move in concert with the mounting sleeve, and a lifting device mounted between the armrest support and the mounting sleeve and operable between a first position where the lifting device is locked to lock the mounting sleeve onto the armrest support and a second position where the lifting device is unlocked to unlock the mounting sleeve from the armrest support so that the mounting sleeve is movable relative to the armrest support freely. Thus, the mounting sleeve is movable relative to the armrest support so as to adjust the height of the armrest so that the height of the armrest is adjusted freely to support a user's arm comfortably. | 09-15-2011 |
| 20110248542 | Chair Armrest Assembly Having Adjustable Height - An armrest assembly for a chair includes an armrest support, a mounting sleeve mounted on the armrest support, an armrest mounted on the mounting sleeve, and a lifting device mounted between the armrest support and the mounting sleeve to lock or unlock the mounting sleeve onto or from the armrest support. Thus, the mounting sleeve is movable relative to the armrest support so as to adjust the height of the armrest so that the height of the armrest can be adjusted freely to support a user's arm comfortably. In addition, a user only needs to pull the armrest upward to adjust the height of the armrest so that the user can adjust the height of the armrest easily and quickly in an energy-saving manner. | 10-13-2011 |
| 20110248543 | ADJUSTABLE ARMREST - An armrest includes a stem and a sleeve defining a cavity. At least a portion of the stem is received in the cavity, with the stem being moveable relative to the sleeve. The sleeve includes opposite side walls defining in part the cavity, wherein at least one of the side walls includes a plurality of vertically spaced recesses. A carrier is moveably coupled to the stem. At least one lock member is carried by the carrier and is moveable relative to the carrier between a locked position and an unlocked position as the carrier is moved. The at least one lock member is received in at least one of the vertically spaced recesses when moved to the locked position. The at least one lock member is displaced from the vertically spaced recesses when moved to the unlocked position. A method of adjusting the armrest is also provided, as well as an adjustable arm support supported by the stem and methods for the use thereof. | 10-13-2011 |
| 20120098318 | Adjustable Armrest Support of Chair - The chair armrest support includes a hollow upper pillar for connecting an armrest and a lower pillar mounted on a chair. The lower pillar penetrates into the upper pillar for form a slidable connection. The lower pillar includes a main body, a sleeve, a positioning board, a T-shaped frame and a linking board. The main body has a hollow portion accommodating the positioning board, T-shaped frame and linking board. The main body is put in the sleeve. There is a positioning slot in the positioning board. A vertical portion of the T-shaped frame penetrates in the main body, and a horizontal portion is fixed atop the upper pillar. A spring is disposed between the horizontal portion and linking board. The linking board is provided with an inclined hole corresponding to a limiting hole of the vertical portion. A bolt penetrates the limiting hole, positioning slot and inclined hole. A handle beside the upper pillar is fixed to the linking board. | 04-26-2012 |
| 20120104823 | Adjusting Structure for an Armrest of a Chair - An adjusting structure of an armrest of a chair contains a first body having a bottom plate and a fitting tube; a vertically moving mechanism inserted in the fitting tube and including a second body, an actuating member, a controlling member, and a lip; a retaining mechanism including an engaging member and locking panel inserted in the through hole of the second body; a support element fitted onto the fitting tube and including a cutout to receive a pressing member; a resilient element secured in the support element and one end thereof being biased against an inner side of the support element, and another end of the resilient element abutting against the pressing member and the control end of the controlling member, the pressing member being used to compress the resilient element. | 05-03-2012 |
| 20120175933 | Adjustment Structure for Chair Armrest - An adjustment structure of a chair armrest is provided. The armrest is attached to a chair back through a fastening seat. A releasable fastener provided between the armrest and the fastening seat allows the armrest to be slide vertically and get positioned with respect to the fastening seat. The fastening seat has a guiding groove facing the armrest and the guiding groove is formed with toothed portions. The releasable fastener includes an engaging member for bilaterally engaging with the toothed portions, mutually engageable slanting tooth portions formed on a lever and a driven member assembled to the armrest, respectively, and a screw passing through the engaging member and the guiding groove to be screwingly fixed to the driven member. By pulling the lever upward or downward, the armrest is released to be repositioned or is positioned so that the armrest attached to the chair back can be adjusted in altitude. | 07-12-2012 |
| 20120205958 | ADJUSTABLE ARMREST FOR A SEATING UNIT - An armrest assembly is provided for adjusting an armrest of a seating unit in three degrees of motion. The armrest assembly includes an angle-adjustment mechanism that allows the armrest to pivot and to translate forward, and a lift mechanism that enables vertical articulation of the armrest. The angle-adjustment assembly includes a pivot bracket with a downwardly disposed pin and a shuttle with an arcuate slot to receive the pin. The arcuate slot includes contoured walls that form detents for restricting movement of the pin, thereby restraining rotation of the shuttle, with respect to the pivot bracket, to predefined angular positions. The lift mechanism includes a rack with ride element(s) extending therefrom and locking teeth, and a control bar with track(s). An upward manual actuation of the control bar causes the track to shift laterally and retract the locking teeth, via interaction between the track(s) and ride element(s), respectively. | 08-16-2012 |
| 20130033082 | ARMREST STRUCTURE - An armrest structure includes a cover and a controlling member which has a pressing portion and a rack portion respectively formed on two sides thereof. A sliding plate has a sliding protrusion and multiple teeth which are engaged with the rack portion. A fixing plate has a sliding groove and the sliding protrusion is slidably engaged with the sliding groove. A fixing device has a sliding area and two first rails. The sliding plate is engaged with the first rails. The fixing device has a recessed area in which the fixing plate is located. The fixing device has multiple engaging teeth engaged with the rack portion, and two guide grooves. A base is connected with the cover and has two second rails which are engaged with the two guide grooves. A height adjustment device is connected to a slot of the fixing device and fixed to the fixing plate. | 02-07-2013 |
| 20130119738 | ADJUSTABLE TELESCOPING ARM - An arm assembly with an arm, a plurality of vertical support members and a horizontal member is telescopingly mounted in a housing, such that the arm assembly moves vertically by movement of a scissors mechanism having slidable pivot mountings, whereby movement of a linear actuator at the bottom of the housing translates horizontal movement to vertical movement, which vertical movement is imparted upwardly by a spring and downwardly against the spring, the vertical movement being controlled by a lever and cable actuated lock. | 05-16-2013 |
| 20130320739 | HEIGHT ADJUSTMENT MECHANISM FOR ARMREST - A height adjustment mechanism for armrests is revealed. The height adjustment mechanism includes a tubular base disposed with positioning holes, an outer sleeve disposed around the tubular base and having an opening arranged at a top end thereof, a strip rack mounted in the outer sleeve and disposed with an insertion slot on a lower part thereof, a pull handle mounted in the strip rack, a positioning member arranged at a lower end of the pull handle and inserted through the insertion slot of the strip rack to be locked in the positioning hole of the tubular base, a press member passed through the opening of the outer sleeve to be connected to a top end of the pull handle, and an alignment member disposed on corresponding surfaces of the strip rack and the pull handle for limiting vertical displacement of the pull handle and the strip rack. | 12-05-2013 |
| 20140077566 | Chair Arm Assembly - A chair assembly includes a four-bar linkage assembly including a first linkage member and a second linkage member each having a U-shaped cross-sectional configuration that cooperate to form an interior space, a third linkage member and a fourth linkage member, wherein the linkage members are pivotably coupled to on another such that an upper end of the four-bar linkage is vertically adjustable between a raised and lowered positions, an arm rest assembly supported on the upper end of the four-bar linkage assembly, and a locking assembly including a first locking link having a first surface and a second locking link having plurality of teeth corresponding to a plurality of vertical positions of the four-bar link located between the raised and lowered positions, wherein the locking links are movable between locked and unlocked positions, and wherein the first and second locking links are located within the interior space. | 03-20-2014 |
| 20140077567 | Chair Arm Assembly - A chair assembly includes a four-bar linkage assembly including a first linkage member, a second linkage member, a third linkage member and a fourth linkage member each pivotably coupled to one another such that the four-bar linkage assembly includes an upper end that is adjustable between raised and lowered positions, and an arm rest assembly adapted to support the arm of a seated user thereon and supported the upper end of the four-bar linkage assembly, wherein a lower end of the four-bar linkage assembly is pivotably supported from an arm support structure for pivotable movement, such that the upper end of the four-bar linkage assembly is moveable between a first position and second position located laterally outward from the first position. | 03-20-2014 |
| 20140117736 | ADJUSTABLE ARMREST FOR A SEATING UNIT - An armrest assembly is provided for adjusting an armrest of a seating unit in three degrees of motion. The armrest assembly includes an angle-adjustment mechanism that allows the armrest to pivot and to translate forward, and a lift mechanism that enables vertical articulation of the armrest. The angle-adjustment assembly includes a pivot bracket with a downwardly disposed pin and a shuttle with an arcuate slot to receive the pin. The arcuate slot includes contoured walls that form detents for restricting movement of the pin, thereby restraining rotation of the shuttle, with respect to the pivot bracket, to predefined angular positions. The lift mechanism includes a rack with ride element(s) extending therefrom and locking teeth, and a control bar with track(s). An upward manual actuation of the control bar causes the track to shift laterally and retract the locking teeth, via interaction between the track(s) and ride element(s), respectively. | 05-01-2014 |
| 20140183922 | Adjustable Armrest - An adjustable armrest with an central core with a longitudinal channel, a locking slide slidably received in the longitudinal channel, and locking members retained by the central core. The locking slide has a first position wherein the locking members are pressed to a position projecting outboard of the elongate central core and a second position wherein the locking members are permitted to retract within the elongate central core. An elongate core sleeve receives the elongate central core, and the core sleeve has a plurality of longitudinally spaced inlets and ridges. A first arm portion is fixed in relation to the elongate central core, and a second arm portion fixed in relation to the elongate core sleeve. The first arm portion can be extended and retracted in relation to the second arm portion by an actuation of the locking slide from the first position to the second position. | 07-03-2014 |
| 20150115683 | HEIGHT ADJUSTMENT MECHANISM FOR CHAIR ARMREST AND DRIVING BLOCK THEREOF - A height adjustment mechanism for a chair armrest contains: an inner tube, an adjusting member, an outer tube, a driving block, a fixing member, and a resilient element. The inner tube includes a base, an accommodating groove, and an elongated hole. The adjusting member includes a guiding slot, two toothed racks, and a plurality of guide teeth, wherein each guide tooth has a first crown portion, a first root portion, and a first bottom face. The outer tube includes a support plate an orifice. The driving block includes a pressing portion, two flanges, and plural positioning teeth, wherein a number of the plural positioning teeth is less than that of the plurality of guide teeth. The fixing member includes a first segment and a second segment. The resilient element is fixed in the inner tube and includes a first end abutting against the driving block and the fixing member. | 04-30-2015 |
| 20150130250 | HEIGHT ADJUSTMENT DEVICE IN FIXTURE, AND ARMREST DEVICE FOR CHAIR PROVIDED WITH HEIGHT ADJUSTMENT DEVICE - An armrest device for a chair includes a lower support rod that rises at a side of a chair seat and has a tubular upper end portion; and an upper support cylinder that has an armrest provided in an upper end thereof, is externally fitted to the lower support rod so as to be slidable in an up-down direction, and has a plurality of engaging portions therein. The armrest is made height-adjustable with respect to the lower support rod by disposing the locking member and a biasing member at an upper end portion of the lower support rod and providing the rotating rod inside the lower support rod. | 05-14-2015 |
| 20150289653 | Armrest Mechanism for a Chair - An armrest for a chair includes a first slideable member moveably positioned within a support post and a second slideable member moveably positioned within the support post. The first slideable member is moveably positioned within a channel of the second slideable member such that the first slideable member is moveable relative to the second slideable member. An actuator is connected to the first and second slideable members. The actuator can optionally be included that is actuatable from a locked position to an unlocked position. The first and second slideable members are immovable within the post when the actuator is in the locked position and the first and second slideable members are moveable within the post when the actuator is in the unlocked position. | 10-15-2015 |
| 20160059753 | HIGH TORQUE-BEARING ARMREST FOR FURNITURE PIECE - A journaled armrest for a furniture piece includes an arm with, a hollow bearing portion with a rigid inner journal member. The journal member has a torque-bearing end and a connecting end. The connecting end is adapted to be connected to a seatback of a furniture piece. The torque-bearing end has three equally spaced planar surfaces formed in each of first and second annular portions. Each planar surface has an indention formed in it. The armrest is cast by way of injection molding around the journal member so that each of the equally spaced planar surfaces is parallel to an interior wall of the bearing portion. The new armrest is lightweight and capable of withstanding extreme amounts of torque without shearing at the connecting end. | 03-03-2016 |
| 20160088946 | ARMREST, IN PARTICULAR FOR AN OFFICE CHAIR - An armrest, in particular for an office chair or the like, includes an armrest support and an armrest column which is height adjustable on the armrest support. Those types of armrests are known in multiple realizations from the prior art. In order to provide an armrest which is constructed in a particularly simple manner, it is proposed that the armrest column have an actuating element, which is connected to it in an integral manner, for altering the height position of the armrest column. | 03-31-2016 |
| 20160090014 | INTERIOR SYSTEM FOR A VEHICLE, NAMELY ARMREST SYSTEM FOR A VEHICLE - An interior system has a support and movable member mounted to be movable relative to the support for adjusting the height of the movable member, with a locking mechanism configured to allow unidirectional movement of the movable member relative to the support from a lowest adjustment position to a highest adjustment position. The interior system includes a deactivation mechanism for deactivating the locking mechanism and allowing the return of the movable member to the lowest adjustment position. The deactivation mechanism includes a track and a sliding member sliding along the track, with the sliding member and the track interacting to allow the locking mechanism to engage upon movement of the movable member from the lowest adjustment position to the highest adjustment position, and to disengage when the movable member exceeds the highest adjustment position and until it returns to the lowest adjustment position. | 03-31-2016 |
