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Class Information
Number: 244/104FP
Name: Aeronautics > Landing gear > Wheel > Resiliently mounted > Fluid pressure

Patents under this class:
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Patent Number Title Of Patent Date Issued
8565968 Automated inspection of aircraft landing gear internal fluid levels Oct. 22, 2013
8459417 Shock-absorber for aircraft landing gear Jun. 11, 2013
8459590 Landing gear strut extender Jun. 11, 2013
8448899 Torque link with shimmy damper May. 28, 2013
8403257 Hydraulic ground propulsion system Mar. 26, 2013
8340892 Onboard aircraft weight and balance system Dec. 25, 2012
8292218 Torque link with shimmy damper Oct. 23, 2012
8104711 Landing gear Jan. 31, 2012
7984873 Retraction cylinder and rotorcraft undercarriage furnished with such a retraction cylinder Jul. 26, 2011
7967119 Telescopic member having an overridable internal abutment Jun. 28, 2011
7963481 Method and device for supporting the take-off rotation of an aircraft Jun. 21, 2011
7810755 Hydraulic distributor for airplane landing gear Oct. 12, 2010
7641146 Aircraft nose landing gear enclosure Jan. 5, 2010
7472935 Impact dispersal device Jan. 6, 2009
7426983 Landing gear strut damper, and landing gear with independent struts comprising same Sep. 23, 2008
7204456 Landing gear having a gas vessel, and methods of maintaining such landing gear Apr. 17, 2007
7193530 Aircraft landing gear automated inspection and life limitation escalation system and method Mar. 20, 2007
7175134 Hydraulic damper for shimmy of aircraft landing gear Feb. 13, 2007
6676076 Two stage shock strut Jan. 13, 2004
6474598 Landing gear shock absorber with variable viscosity fluid Nov. 5, 2002
6450448 Airplane wheel unit Sep. 17, 2002
6311927 Emergency landing gear extension system using pyrotechnic operated high pressure bottle Nov. 6, 2001
6279854 Combined damper and truck positioner for landing gear Aug. 28, 2001
5992582 Electrorheological rotary pure-shear damping devices Nov. 30, 1999
5984228 Rapidly-convertible roadable aircraft Nov. 16, 1999
5944283 Crashworthy landing gear shock Aug. 31, 1999
5743491 Very large aircraft landing gear having eight wheel truck Apr. 28, 1998
5547148 Crashworthy landing gear Aug. 20, 1996
5521827 On-board aircraft weighting and center of gravity determing apparatus and method May. 28, 1996
5460340 Auxiliary control of aircraft landing gear movement Oct. 24, 1995
5337976 Raisable landing gear for heavier-than-air aircraft, in particular for helicopters Aug. 16, 1994
5330132 Force-limiting device for an aircraft landing gear shock absorber, and a shock absorber including such a device Jul. 19, 1994
5310140 Shock absorber for an aircraft landing gear leg May. 10, 1994
5310139 Shock absorber for aircraft landing gear May. 10, 1994
5294077 Shock-absorbing actuator for fitting to landing gear of heavier-than-air aircraft, in particular helicopters Mar. 15, 1994
5279480 Shock absorber for use in lowering aircraft landing gear Jan. 18, 1994
5271314 Raisable anti-crash shock absorber Dec. 21, 1993
5224668 Torque linkage damper Jul. 6, 1993
5158267 Aircraft shock absorber Oct. 27, 1992
5148896 High pressure hydropneumatic shock absorber Sep. 22, 1992
5094407 Device for reducing the flexibility of an oleo-pneumatic shock absorber for an undercarriage, and shock absorber and undercarriage including it Mar. 10, 1992
4886248 Rapid extension shock absorber, in particular for carrier-based aircraft Dec. 12, 1989
4869444 Adjustable two-stage aircraft landing gear system Sep. 26, 1989
4834223 Valve structure for telescopic hydraulic damper May. 30, 1989
4821983 Shock absorbing jack, a stay comprising it and landing gear equipped with such a stay Apr. 18, 1989
4787486 Landing gear mechanism including controlled instroke and rebound damping and stroke overload protection Nov. 29, 1988
4770372 Two-stage aircraft landing gear Sep. 13, 1988
4749152 Aircraft undercarriage of tilting-beam type and of reduced bulk Jun. 7, 1988
4730817 Hydropneumatic suspension element of a heavy vehicle or a landing set of wheels of an aircraft Mar. 15, 1988
4729529 Landing gear mechanism including bypass valve assembly for reducing damping loads during taxiing Mar. 8, 1988

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