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Class Information
Number: 297/344.12
Name: Chairs and seats > Movable bottom > Bottom and back movable as a unit > Vertically adjustable
Description: Device wherein the unit includes a means to permit the unit to be adjusted up or down relative to the base member in a substantially vertical direction.










Sub-classes under this class:

Class Number Class Name Patents
297/344.13 And horizontally adjustable 97
297/344.14 Horizontal movement concurrent with vertical movement; i.e., oblique movement 93
297/344.15 Pivotal linkage assembly 196
297/344.18 Slidably coupled components (e.g., telescoped, etc.) 191


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8684459 Vehicle seat, especially utility vehicle seat Apr. 1, 2014
8662459 Bag supporting apparatus Mar. 4, 2014
8616636 Vehicle seat Dec. 31, 2013
8544813 Vehicle seat, in particular commercial vehicle seat Oct. 1, 2013
8469394 Height adjustable vehicle seat with side airbag and motor vehicle with such a seat Jun. 25, 2013
8459741 Chair having legs that are adjustable independently and in a coordinated manner Jun. 11, 2013
8459740 Adjustable-height support member Jun. 11, 2013
8414074 Chair Apr. 9, 2013
8366195 Vehicle seat with a base frame and a seat frame moveable relative to that base frame Feb. 5, 2013
8362911 Device for vehicle seat occupancy detection Jan. 29, 2013
8356861 Active suspension seat skirt Jan. 22, 2013
8348344 Adjustment mechanism for vehicle seat Jan. 8, 2013
8333420 Sling seat Dec. 18, 2012
8328283 Chair Dec. 11, 2012
8292368 Battery-powered adjustable boat seat Oct. 23, 2012
8292367 Pumping device for seat cushion of vehicle Oct. 23, 2012
8256842 Vehicle seat having a device for vehicle seat occupancy detection Sep. 4, 2012
8186658 Scissorless suspension system for a seat assembly and machine using same May. 29, 2012
8177300 Seat suspension system May. 15, 2012
8162404 Seat Apr. 24, 2012
8109373 Pumping device and height adjuster for vehicle seat Feb. 7, 2012
8079644 Ergonomic footrest Dec. 20, 2011
8051967 Step-by-step mechanism, in particular for a seat adjustment Nov. 8, 2011
8029014 Stroller with synchronized seat height adjustment Oct. 4, 2011
7984950 Seat height adjusting device for automobile Jul. 26, 2011
7963605 Vehicle seat lift structure Jun. 21, 2011
7959229 Adjustable seat including operating members Jun. 14, 2011
7950511 Vehicle seat with a device for a seat height adjustment mechanism thereof, and device for seat height adjustment mechanism of a vehicle seat May. 31, 2011
7938490 Seat May. 10, 2011
7909404 Independent height adjustment system for a seat assembly and machine using same Mar. 22, 2011
7854480 Seat suspension system Dec. 21, 2010
7854476 Baby seat Dec. 21, 2010
7758007 Support for a rotatable commercial vehicle seating and operating unit Jul. 20, 2010
7740316 Integrated car seat with lengthwise adjustment mechanism Jun. 22, 2010
7712835 Structure of control portion of seat height adjuster May. 11, 2010
7712836 Vehicle seat comprising a height-adjustable seat frame May. 11, 2010
7703850 Retrofit height adjustable seat Apr. 27, 2010
7673940 Height-adjustment mechanism for juvenile seat Mar. 9, 2010
7651164 Adjustment mechanism and a vehicle seat including such a mechanism Jan. 26, 2010
7614639 Modular standing frame Nov. 10, 2009
7575206 Vehicle seat with automatic height adjustment and method therefore Aug. 18, 2009
7540565 Lift chair Jun. 2, 2009
7524271 Exercise assembly for a chair and a chair having such an exercise assembly Apr. 28, 2009
7419176 Stand-up wheelchair Sep. 2, 2008
7396081 Chair height adjustment mechanism Jul. 8, 2008
7354111 Securing assembly for a drummer's chair Apr. 8, 2008
7341310 Office chair with automated height adjustment Mar. 11, 2008
7338123 Ergonomic chair Mar. 4, 2008
7331305 Device for mounting boat apparatus to boat deck Feb. 19, 2008
7278687 System and method for bar stool height adjustment Oct. 9, 2007

1 2 3










 
 
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