Patents
Patents for F16F 5 - Liquid springs in which the liquid works as a spring by compression, e.g. combined with throttling action; Combinations of devices including liquid springs (784)
06/1995
06/21/1995CN1103935A Damper for shock load
05/1995
05/23/1995US5417314 Electrorheological fluid damper
01/1995
01/05/1995WO1995000715A1 Ripper system
01/05/1995WO1995000348A1 Engineering vehicle with lockable fluid suspension
01/05/1995CA2165549A1 Engineering vehicle with lockable fluid suspension
12/1994
12/21/1994CN2185821Y Soundproof shock absorber
11/1994
11/17/1994DE4315857A1 Elastomeric impact damper
10/1994
10/26/1994EP0621417A2 Arrangement in a shock absorber
10/13/1994WO1994023222A1 Liquid spring vehicular suspension system
09/1994
09/14/1994EP0614422A1 Dual piston strut
06/1994
06/29/1994CN2170408Y Changeable volume type torsional oil damper
05/1994
05/31/1994US5316272 Liquid spring vehicular suspension system and associated control apparatus
12/1993
12/21/1993US5271485 Hydraulic damper
12/15/1993EP0573846A1 Airspring with non-molded-in bead
12/05/1993CA2075701A1 Airspring with non-molded-in bead
11/1993
11/18/1993DE4215402A1 Hydraulic damper with double-acting piston - has piston rod passing through loose membrane sealed to it and forming end wall of pot
10/1993
10/19/1993US5253850 Airspring with non-molded-in bead
08/1993
08/24/1993US5238231 Shock-absorbing units interconnectable to form shock-absorbing structures
06/1993
06/10/1993WO1993010988A1 Dual piston strut
06/09/1993CN2135683Y Rubber air spring
04/1993
04/20/1993US5203535 Cam actuated valve assembly with hydraulic spring
12/1992
12/23/1992EP0519546A1 Cam actuated valve assembly with hydraulic spring
10/1992
10/06/1992US5152547 Dual piston strut
06/1992
06/11/1992WO1992001171A3 Spring device
06/09/1992CA1303077C Fluid suspension spring and damper for vehicle suspension system
05/1992
05/27/1992CN1061468A Self-sealing hydraulic-air spring
04/1992
04/28/1992CA1299592C Vibration damper and isolator
04/16/1992DE4128610A1 Press assembly with cushion assembly and auxiliary device
03/1992
03/10/1992US5094433 Vibration isolating device
03/03/1992US5092567 Pressure actuated assembly
01/1992
01/23/1992WO1992001171A2 Spring device
12/1991
12/24/1991US5074389 Peripherally valved, temperature-compensated shock absorber
12/11/1991EP0460808A2 Apparatus capable of containing an electro-rheological fluid
11/1991
11/19/1991US5065606 Press assembly with cushion assembly and auxiliary apparatus
06/1990
06/26/1990US4935985 Return apparatus
01/1990
01/09/1990US4892051 Shock isolation method and apparatus for ship-mounted device
10/1989
10/31/1989US4877226 Fluid shock absorber constructions
10/31/1989US4877114 Adjustable fluid amplified shock absorber
09/1989
09/19/1989US4867286 Shock absorber having fluid amplified piston head with relief valve which provides second stage of fluid amplification
08/1989
08/09/1989CN2042531U 拉伸式气弹簧 Tension gas springs
12/1988
12/27/1988US4793451 Energy absorber device with plastic casing and screw-in plastic seal
09/1988
09/06/1988US4768627 Frictionless hydraulic damper and damper-snubber
07/1988
07/26/1988US4759428 Viscoelastic damper
06/1988
06/15/1988EP0271050A2 Fluid suspension spring and damper for vehicle suspension system
06/07/1988US4749071 Fluid energy absorber device with composite plastic casing
05/1988
05/03/1988US4741516 Fluid suspension spring and damper for vehicle suspension system
04/1988
04/26/1988US4739976 Suspension for heavily loaded haul trucks
04/19/1988US4738339 Energy absorber device with composite plastic casing having high strength inner cylinder
04/05/1988US4735402 Fluid suspension spring and dampener for vehicle suspension system
01/1988
01/12/1988US4718648 Tension-compression liquid spring unit
09/1987
09/15/1987US4693454 Air pressure shock absorber
03/1987
03/24/1987US4652008 Suspension strut and pivot bearing assembly for vehicle
12/1986
12/23/1986US4630805 Tension-compression liquid spring unit
12/16/1986US4628579 Method of fabricating a liquid spring shock absorber with integral plastic body and seal
10/1986
10/07/1986CA1212393A1 Shock absorber with a hydro-mechanical stop
09/1986
09/16/1986US4611794 Tension-compression liquid spring unit
05/1986
05/27/1986US4591033 Shock absorber with fluid amplified flow at central portion of piston head
04/1986
04/15/1986US4582303 Seal protecting construction for liquid spring
12/1985
12/31/1985US4561641 Off-highway vehicle ride strut and method
08/1985
08/20/1985US4535977 Apparatus and method for a suspension system
02/1985
02/19/1985US4500075 Air pressure shock absorber
12/1983
12/13/1983US4419922 Recoil cushioning device, particularly for quick-firing weapons
08/1982
08/24/1982US4345748 Fluid damped unit, particularly for use as shock absorber or telescopic strut
06/1982
06/15/1982CA1125799A1 Off-highway vehicle ride strut and method
12/1981
12/29/1981US4307794 Apparatus for absorbing mechanical energy, in particular energy of very strong shocks
06/1981
06/02/1981CA1102365A1 Hydraulic vibration brake particularly for use in nuclear power plants
05/1981
05/26/1981US4269287 Machine housing with relatively thin-walled structural member
05/05/1981US4265344 Liquid spring with integral plastic body and seal and fabrication method therefor
11/1980
11/25/1980US4235317 Apparatus for absorbing mechanical energy in particular energy of very strong shocks
08/1980
08/12/1980US4216670 Hydraulic vibration brake particularly for use in nuclear power plants
07/1980
07/08/1980CA1081269A1 Hydraulic inertia filled spring
05/1980
05/28/1980EP0011079A1 Machine casing with an element having a relatively thin wall
04/1980
04/22/1980CA1076100A2 Hot hole vibration dampener
11/1979
11/27/1979US4175733 Hydraulic inertia filled spring
05/1979
05/30/1979EP0002126A1 Hydraulic brake for dampening motion between structures
08/1978
08/22/1978US4108046 Liquid-gas constant force recoil spring
12/1977
12/13/1977US4062377 Pneumatic retard having stroke-accelerating valve
04/1977
04/19/1977US4018428 Shock absorber
12/1976
12/28/1976US3999745 Snubber
07/1976
07/27/1976US3971551 Shock absorber
07/13/1976US3968976 Dual rate liquid suspension strut
03/1976
03/30/1976US3947004 Liquid spring, vehicle suspension system and method for producing a low variance in natural frequency over a predetermined load range
03/16/1976US3944198 Impact absorber
01/1976
01/20/1976US3933344 Liquid spring-shock absorber assembly
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