Search Images Maps Play YouTube News Gmail Drive More »
Advanced Patent Search | Web History | Sign in

Patents

Referenced by

Citing PatentFiling dateIssue dateOriginal AssigneeTitle
US398490427 Nov 197412 Oct 1976Caterpillar Tractor Co.Internal retaining tabs for a filled piston
US39994687 Jul 197528 Dec 1976Caterpillar Tractor Co.Piston for hydraulic translating unit
US45193005 Apr 198228 May 1985Caterpillar Tractor Co.Filled piston with central oil tube
US549044622 Mar 199413 Feb 1996Caterpillar Inc.Apparatus and method for a piston assembly
US56426541 Sep 19941 Jul 1997Sundstrand CorporationPiston and method of manufacturing the same
US56836413 Apr 19954 Nov 1997Xerox CorporationProcess for making composite shafts with selected expansion and shrink rates
US587628821 Jul 19972 Mar 1999Xerox CorporationMethod of making composite shafts
US624161916 Apr 19995 Jun 2001Xerox CorporationHollow shafts with gas assist molding
US625020610 Feb 199926 Jun 2001Sauer-Danfoss Inc.Hydraulic piston filling
US629318528 Feb 200025 Sep 2001Sauer-Danfoss Inc.Piston for a hydrostatic cylinder block
US631486420 Jul 200013 Nov 2001Sauer-Danfoss Inc.Closed cavity piston for hydrostatic units
US63182413 Mar 200020 Nov 2001Sauer-Danfoss Inc.Piston for a hydrostatic cylinder block
US631824226 Oct 199920 Nov 2001Sauer-Danfoss Inc.Filled hydraulic piston and method of making the same
US633829330 Jun 200015 Jan 2002Sauer-Danfoss Inc.Reduced oil volume piston assembly for a hydrostatic unit
US643105131 Mar 200013 Aug 2002Sauer-Danfoss Inc.Closed cavity hydraulic piston and method of making the same
US649120611 Oct 200110 Dec 2002Sauer-Danfoss, Inc.Method of making closed cavity pistons
US651744016 Apr 199911 Feb 2003Xerox CorporationPlastic shafts with molded core and external feature
US735706729 Aug 200515 Apr 2008Poclain HydraulicsSpherical joint of a hydrostatic piston machine

Drawings