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Class Information
Number: 267/64.15
Name: Spring devices > Vehicle > Comprising compressible fluid > With retarder
Description: A device combined with a device which will not independently return to its original condition after application of an external force (e.g., a fluid dashpot), thus retarding the spring"s distortion or recovery.










Sub-classes under this class:

Class Number Class Name Patents
267/64.23 Having flexible wall 100
267/64.22 Having metering pin for varying spring rate 42
267/64.25 Having plural compressible fluid springs 88
267/64.26 Having telescoping cylinders 169
267/64.16 Leveling device 155


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
5275264 Setting shock absorber for cycles Jan. 4, 1994
5263691 Helicopter load vibration damper Nov. 23, 1993
5259487 Adjustable dampers using electrorheological fluids Nov. 9, 1993
5255935 Air suspension system Oct. 26, 1993
5221121 Reinforcement element for the body of an automobile Jun. 22, 1993
5219152 Adjustable-stroke spring and shock absorber device Jun. 15, 1993
5190126 Shock absorber with air cavity controlled orifices Mar. 2, 1993
5148896 High pressure hydropneumatic shock absorber Sep. 22, 1992
5137124 Pressure tube piston unit Aug. 11, 1992
5097928 Positioning device Mar. 24, 1992
5083756 Load support vibration isolation mount Jan. 28, 1992
5043649 Stepping motor unit and rotary control valve incorporating the same Aug. 27, 1991
5016911 Automotive suspension system May. 21, 1991
4995597 Hydraulic shock absorber with telescopic casings Feb. 26, 1991
4988081 Impact damper for a motor vehicle Jan. 29, 1991
4974820 Bellows type shock absorber Dec. 4, 1990
4964625 Hydraulic damper with oil lock mechanism Oct. 23, 1990
4944705 Tilt damper Jul. 31, 1990
4915364 Fluid suspension unit, particularly for heavy motor vehicles Apr. 10, 1990
4915363 Impact damper Apr. 10, 1990
4901594 Gas spring assembly for a passenger seat control Feb. 20, 1990
4887515 Hydraulic cylinder apparatus Dec. 19, 1989
4867476 Shock absorber unit Sep. 19, 1989
4856626 Bellows type shock absorber Aug. 15, 1989
4834088 Shock absorber for vehicles with pneumatic suspension, more especially for heavy vehicles May. 30, 1989
4832318 Lifting telescoping tube May. 23, 1989
4827829 Recoil and counterrecoil buffer for automatic cannon May. 9, 1989
4817928 Suspension system Apr. 4, 1989
4817766 Arrangements for damping shifting movements in transmissions Apr. 4, 1989
4815718 Self-lubricating die cylinder Mar. 28, 1989
4813519 Cylinder piston apparatus for a suspension system Mar. 21, 1989
4807860 Motorcycle front fork anti-cavity damping system Feb. 28, 1989
4805517 Gas return railway car hydraulic cushioning unit and method of converting a spring return unit Feb. 21, 1989
4796956 Machine for driving workings in hard rocks Jan. 10, 1989
4795009 Twin-tube type shock absorber Jan. 3, 1989
4792127 Friction damper Dec. 20, 1988
4786037 Arrangement for a spring suspension system Nov. 22, 1988
4786034 Apparatus for damping courses of movement Nov. 22, 1988
4779853 Method of determining and damping vibrations Oct. 25, 1988
4754955 Air cushion snubber apparatus Jul. 5, 1988
4749068 Shock absorber for the suspension of a motor vehicle Jun. 7, 1988
4743073 Hydraulic system for automotive vehicles May. 10, 1988
4739976 Suspension for heavily loaded haul trucks Apr. 26, 1988
4730817 Hydropneumatic suspension element of a heavy vehicle or a landing set of wheels of an aircraft Mar. 15, 1988
4722548 Computer optimized adaptive suspension system having combined shock absorber/air spring unit Feb. 2, 1988
4718647 Pneumatic counterbalance with dual force Jan. 12, 1988
4706787 Vibration damper with variable damping force Nov. 17, 1987
4682753 Vibration absorbing mountings Jul. 28, 1987
4679775 Vibration damping equipment Jul. 14, 1987
4679464 Shaft-mounted planetary speed-reducing gear unit featuring a balanced, self-aligning and self-distancing ring gear Jul. 14, 1987

1 2 3 4 5










 
 
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