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Class Information
Number: 267/150
Name: Spring devices > Centering device
Description: Spring device connectible to a pivotable body (e.g., aircraft caster wheel) so as to be unstressed when said body is in a normal position and to be put under stress by pivotal movement of said body from said position, whereby said spring device tends to return said body to said normal position.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8632060 Bumper for manipulator Jan. 21, 2014
8540257 Dynamic steering stabilizer device for vehicles Sep. 24, 2013
8347747 Strain energy shuttle apparatus and method Jan. 8, 2013
8006964 Vibration isolation device Aug. 30, 2011
7516680 Strain energy shuttle apparatus and method Apr. 14, 2009
7416362 Multidirectionally compliant fastening system Aug. 26, 2008
6997446 Spring member for rotational action Feb. 14, 2006
6952977 Weight compensation device Oct. 11, 2005
6890137 Ambulance stretcher support to reduce patient trauma May. 10, 2005
6871561 Isolator and assembly configuration Mar. 29, 2005
6655229 Operation lever device Dec. 2, 2003
6652783 Magnet unit and method of production thereof Nov. 25, 2003
6536299 Shift switch-actuating mechanism for dual mode shift lever unit Mar. 25, 2003
6527263 Shock absorbing transport frame Mar. 4, 2003
6481700 Bicycle shock absorber with elastic members closely fitted between first and second rotating members Nov. 19, 2002
6443424 Clutch arm centering device Sep. 3, 2002
6405841 Electromagnetic shock absorber Jun. 18, 2002
6397988 Pivoting vibration absorber including a torsional spring and pipeline system utilizing same Jun. 4, 2002
6371434 Spring arrangement apparatus for mounting a vibration-sensitive or shock-sensitive device Apr. 16, 2002
6237904 Motion stabilizer May. 29, 2001
6227066 Joystick centering device supporting multiple compound torque profiles May. 8, 2001
6126154 Centering system Oct. 3, 2000
6059276 Single compensating stabilizer system May. 9, 2000
6042094 Self-centering column assembly employing liquid spring and structures containing such columns Mar. 28, 2000
6032760 Bi-directional spring holder assembly for an actuator Mar. 7, 2000
5921142 Zero turn tractor control system Jul. 13, 1999
5896959 Bi-directional damper with a self-centering mechanism Apr. 27, 1999
5890705 Self-centering liquid spring assembly and constructions thereof Apr. 6, 1999
5788209 Centering maintaining elastic mount for vehicle engine Aug. 4, 1998
5706595 Wave-producing decoration Jan. 13, 1998
5630449 Energy storer, for reducing drive torque and improving power consumption in a weaving machine May. 20, 1997
5592856 Self-centering shifter assembly Jan. 14, 1997
5581442 Spring clip for clamping a heat sink module to an electronic module Dec. 3, 1996
5560254 Shift control mechanism for a multi-speed countershaft transmission Oct. 1, 1996
5493931 Vehicle shifter Feb. 27, 1996
5462093 Damper device for weaving machine oscillating members Oct. 31, 1995
5456330 Return-to-neutral mechanism of rear wheel steering device Oct. 10, 1995
5374012 Suspension device for linking an on-board equipment item to the structure of a vehicle Dec. 20, 1994
5349881 Multi-axial centering spring mechanism Sep. 27, 1994
5343775 Control lever assembly Sep. 6, 1994
5313853 Flat spring biased shifter May. 24, 1994
5301568 Stick lever device Apr. 12, 1994
5272931 Transmission shift control mechanism Dec. 28, 1993
5271485 Hydraulic damper Dec. 21, 1993
5248133 Multidimensional damping apparatus Sep. 28, 1993
5241872 Swashplate centering mechanism for a variable displacement pump Sep. 7, 1993
5209138 Handlebar assembly for cycles May. 11, 1993
5207278 Turf aerator May. 4, 1993
5138524 Apparatus for securing electronic device packages to heat sinks Aug. 11, 1992
5071108 Pneumatic vibration isolation systems with automatic piston centering Dec. 10, 1991

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