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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:
1 2 3 4

Patent Number Title Of Patent Date Issued
8528261 Apparatus for isolating and leveling a machine foundation Sep. 10, 2013
8382076 Object-support column Feb. 26, 2013
8182038 Vehicle seat having a device for controlling a pneumatic suspension system May. 22, 2012
8113761 Support platform of non-contact transfer apparatus Feb. 14, 2012
7934709 Viscous fluid-sealed damper May. 3, 2011
7758007 Support for a rotatable commercial vehicle seating and operating unit Jul. 20, 2010
7690618 Position adjustment mechanism Apr. 6, 2010
7673941 Delayed gas spring chair Mar. 9, 2010
7669823 Swivel seat and suspension apparatus Mar. 2, 2010
7520486 Dual isolated hydraulic engine mount Apr. 21, 2009
7497413 Object support post Mar. 3, 2009
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
6241316 Apparatus for adjusting the height of a swivel chair Jun. 5, 2001
6241437 Hexapodal machining center 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

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