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Class Information
Number: 137/580
Name: Fluid handling > Systems > With running joint between movable parts of system
Description: Systems comprising a relatively movable fluid supply and fluid receiver normally joined by rotating or longitudinally sliding or telescoping elements forming a shifting flow passage at right angles to the direction of movement of the elements to allow fluid flow between the supply and receiver during relative movement.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8479766 Rotary transfer apparatus for transferring different media and printing press having the apparatus Jul. 9, 2013
8453675 Rotary union with selectively controlled seal Jun. 4, 2013
8448666 Water supply system for a linearly moving sprinkler irrigation system May. 28, 2013
8403005 Rotary pulling tap Mar. 26, 2013
8353307 Swivel hose wagon Jan. 15, 2013
8307849 Rotary coupler and method of using same Nov. 13, 2012
8186381 Selection valve May. 29, 2012
8074681 Swivel and rotator mechanism for fluid controlled machines Dec. 13, 2011
7882853 Rotary feed-through with leakage sensor Feb. 8, 2011
7874772 Milling spindle of machine tool Jan. 25, 2011
7874771 Milling spindle of machine tool Jan. 25, 2011
7703461 Rotary rinser Apr. 27, 2010
7677847 Sealing assembly for a spindle Mar. 16, 2010
7669613 Connecting device for a wall mixer Mar. 2, 2010
7537512 Multiple fluid supplying apparatus for carrier of semiconductor wafer polishing system May. 26, 2009
7484916 Machining center with improved draw bar alignment Feb. 3, 2009
7422031 Rotary unions, fluid delivery systems, and related methods Sep. 9, 2008
7243677 Air exchange assembly Jul. 17, 2007
7191797 Rotary distribution apparatus Mar. 20, 2007
7150291 Fluid attachment for the activation and deactivation of fluid driven dynamic devices Dec. 19, 2006
7032353 Swivel joint apparatus and method for utility supply to a rotatable building Apr. 25, 2006
7013915 Fluid delivery device Mar. 21, 2006
6953049 Hose reel Oct. 11, 2005
6945271 Gardening hose reel Sep. 20, 2005
6932106 Hose reel Aug. 23, 2005
6901955 Cryogenic rotary coupling, and use thereof in particular in articulated fluid feed lines, and in cryogenic propellant rocket engines Jun. 7, 2005
6792966 Fuel transfer pump and control Sep. 21, 2004
6766821 Air hose reel Jul. 27, 2004
6668859 Hydraulic collet assembly with a valve unit Dec. 30, 2003
6648000 Reel spool and stand assembly for coiled tubing injector system Nov. 18, 2003
6637454 Swivel connector for a fluid handling system Oct. 28, 2003
6622676 Eccentric grooves for intersecting longitudinal fluid supply passages Sep. 23, 2003
6604543 Hose supporting spool device having rotatable coupling Aug. 12, 2003
6598502 Multi-swivel connector for a fluid operated tool Jul. 29, 2003
6578603 Swivel apparatus Jun. 17, 2003
6530397 Multi-channel rotary joint Mar. 11, 2003
6520204 Fluid supply apparatus Feb. 18, 2003
6408875 Piping structure of a working machine Jun. 25, 2002
6406065 Rotary joint for alternating media Jun. 18, 2002
6401746 Rotating union for fluids, semi-fluids, gaseous fluids and other materials Jun. 11, 2002
6397886 Device for supplying a consumer displaced alongside a compressed air line Jun. 4, 2002
6386221 Journal mounted solenoid valve May. 14, 2002
6382225 Fuel transfer pump and control May. 7, 2002
RE37442 Portable hose cart assembly Nov. 13, 2001
6308734 Dry running coolant union Oct. 30, 2001
6286546 Disposable seal system with integral buffer Sep. 11, 2001
6260571 Inflation valve assembly for liferafts Jul. 17, 2001
6164316 High temperature rotating union Dec. 26, 2000
6135138 Rotary coupler for fluid conduits Oct. 24, 2000
6116275 Animal, human and industrial waste distribution system Sep. 12, 2000

1 2 3 4










 
 
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