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Class Information
Number: 108/136
Name: Horizontally supported planar surfaces > Biased surface
Description: Device provided with means to urge the surface in a predetermined direction.










Patents under this class:
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Patent Number Title Of Patent Date Issued
7997215 Table adjustable in height Aug. 16, 2011
7481440 Biasing means adjustment mechanism and method Jan. 27, 2009
7383923 Elevating load platforms Jun. 10, 2008
7165498 Vibrating table assembly for bag filling apparatus Jan. 23, 2007
6997531 Tray apparatus for refrigerator Feb. 14, 2006
6817587 Mobile computer rack Nov. 16, 2004
6786162 Space-saver workbench Sep. 7, 2004
6598545 Vibration damper for optical tables and other structures Jul. 29, 2003
6450360 Spring-loaded tube assembly Sep. 17, 2002
6398176 Supporting assembly for articles Jun. 4, 2002
6364330 Ergonomic platform truck Apr. 2, 2002
6044932 Ergonomic parts bin elevator with integral springs Apr. 4, 2000
6019154 Self leveling operation stage for ultrasonic welding Feb. 1, 2000
6017040 Self-levelling platform for trolley container Jan. 25, 2000
5649493 Device for adjusting the height position of a table top Jul. 22, 1997
5626206 Device for and method of vertically adjusting parts in a bin May. 6, 1997
5478043 Control apparatus for vertical vibration elimination table Dec. 26, 1995
5421481 Self-biasing system Jun. 6, 1995
5374556 Flexure structure for stage positioning Dec. 20, 1994
5356110 Pneumatic isolation systems for damping vertical, horizontal and rotational vibrations Oct. 18, 1994
5322171 Dispenser apparatus Jun. 21, 1994
5181620 Counterbalance mechanism Jan. 26, 1993
5167302 Truck having vertically movable goods-receiving portion Dec. 1, 1992
5119946 Cantilever tray dispenser Jun. 9, 1992
4921202 Vertical vibration-damping apparatus May. 1, 1990
4909473 Shock absorber assembly for a table or the like Mar. 20, 1990
4898103 Desk construction Feb. 6, 1990
4883249 Counterbalancing Nov. 28, 1989
4831681 Sponge supporting device with guide rod springs May. 23, 1989
4768762 Means and method to counterbalance the weight of a body Sep. 6, 1988
4764075 Load elevator Aug. 16, 1988
4729539 Seat suspension device Mar. 8, 1988
4679760 Spring arrangement Jul. 14, 1987
4652202 Lift mechanism Mar. 24, 1987
4629072 Apparatus for storing and dispensing stacked articles Dec. 16, 1986
4559879 Height adjustable work plate Dec. 24, 1985
4558648 Energy-recycling scissors lift Dec. 17, 1985
4511115 Passive structure with energy absorbing capacity Apr. 16, 1985
4502394 Table with adjustable table-top Mar. 5, 1985
4477045 Method of controlling a self-levelling device Oct. 16, 1984
4449760 Self-leveling plate dispenser May. 22, 1984
4434721 Anti-snap device for drafting board tilting mechanism Mar. 6, 1984
4426076 Tumbling board and spring assembly Jan. 17, 1984
4356892 Material dispenser Nov. 2, 1982
4354605 Adjustable dispenser Oct. 19, 1982
4351245 Counterweight system Sep. 28, 1982
4322005 Display stacker with biased pivoted trays Mar. 30, 1982
4300611 Hampers with improved lifting apparatus Nov. 17, 1981
4285435 Holder for packaging, displaying and offering for sale of articles, as well as separate assembly therefor Aug. 25, 1981
4247068 Extensible support apparatus Jan. 27, 1981

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