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Class Information
Number: 248/631
Name: Supports > Resilient support > Including spring zone understructure > Fluid spring
Description: Structure wherein the resilient material comprises an elastic fluid.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7467774 |
Adjustable-height chair column |
Dec. 23, 2008 |
| 7431261 |
Pneumatic suspension apparatus for a vehicle seat |
Oct. 7, 2008 |
| 7306192 |
Height-adjustable column |
Dec. 11, 2007 |
| 7290744 |
Break-away basketball goal system |
Nov. 6, 2007 |
| 7255355 |
Portable collapsible stand |
Aug. 14, 2007 |
| 7232103 |
Load-bearing pressurized liquid column |
Jun. 19, 2007 |
| 7188819 |
Object-support column |
Mar. 13, 2007 |
| 7182323 |
Arrangement with a height-adjustable component |
Feb. 27, 2007 |
| 7077250 |
Viscous damper for machinery mounting |
Jul. 18, 2006 |
| 6964411 |
Column unit |
Nov. 15, 2005 |
| 6953109 |
Vibration isolator with low lateral stiffness |
Oct. 11, 2005 |
| 6874432 |
Vertically adjustable table |
Apr. 5, 2005 |
| 6866238 |
Furniture pillar |
Mar. 15, 2005 |
| 6840484 |
Gas cylinder |
Jan. 11, 2005 |
| 6817582 |
Pneumatic extensible anchoring rack |
Nov. 16, 2004 |
| 6619611 |
Pneumatic vibration isolator utilizing an elastomeric element for isolation and attenuation of horizontal vibration |
Sep. 16, 2003 |
| 6616116 |
Pneumatic motor vehicle seat with stabilized static height |
Sep. 9, 2003 |
| 6585214 |
Extended travel lift mechanism for a flat panel display |
Jul. 1, 2003 |
| 6547225 |
Pneumatic isolator with barometric insensitivity |
Apr. 15, 2003 |
| 6533230 |
One-piece mounting bracket and vehicle damper assembly and mounting method |
Mar. 18, 2003 |
| 6494422 |
Length adjustable column with axial bearing, and method of installation of the axial bearing |
Dec. 17, 2002 |
| 6474619 |
Tube guide for a column unit |
Nov. 5, 2002 |
| 6471178 |
Device for adjusting the length of a support and method for producing same |
Oct. 29, 2002 |
| 6439662 |
Spindle for a height regulating device |
Aug. 27, 2002 |
| 6361110 |
Tilt control for chair |
Mar. 26, 2002 |
| 6343556 |
Vertically adjustable table |
Feb. 5, 2002 |
| 6296221 |
Universal seat suspension system |
Oct. 2, 2001 |
| 6276756 |
Height adjusting assembly for a chair |
Aug. 21, 2001 |
| 6264163 |
Vehicle seat |
Jul. 24, 2001 |
| 6241437 |
Hexapodal machining center |
Jun. 5, 2001 |
| 6241316 |
Apparatus for adjusting the height of a swivel chair |
Jun. 5, 2001 |
| 6241209 |
Seat support |
Jun. 5, 2001 |
| 6202972 |
Combination air spring and shock absorber |
Mar. 20, 2001 |
| 6199806 |
Longitudinally displaceable column |
Mar. 13, 2001 |
| 6196515 |
Load equalization support system |
Mar. 6, 2001 |
| 6102354 |
Long stroke, linear energy management unit |
Aug. 15, 2000 |
| 6059703 |
Device with at least one movement unit |
May. 9, 2000 |
| 6056251 |
Adjustable-height column with depth spring action |
May. 2, 2000 |
| 6015130 |
Leak-proof hydraulic device for supporting a barber's chair |
Jan. 18, 2000 |
| 6007044 |
Adjustable-length column for chairs or the like |
Dec. 28, 1999 |
| 5992815 |
Height-adjustable column with a transmitting mechanism |
Nov. 30, 1999 |
| 5988748 |
Automotive seat bottom assembly |
Nov. 23, 1999 |
| 5882075 |
Power seat drive system |
Mar. 16, 1999 |
| 5871257 |
Self-leveling seat |
Feb. 16, 1999 |
| 5857657 |
Stand for medical instruments |
Jan. 12, 1999 |
| 5829733 |
Adjustable height shock absorbing bicycle seat mounting assembly |
Nov. 3, 1998 |
| 5826935 |
Automatic bicycle seat adjuster |
Oct. 27, 1998 |
| 5810320 |
Weigh-balancing stand arrangement |
Sep. 22, 1998 |
| 5806828 |
Chair with a seat that returns to a predetermined height and angular rest position when unoccupied |
Sep. 15, 1998 |
| 5771816 |
Lift table |
Jun. 30, 1998 |
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