Patents Assigned to Fluhs Drehtechnik GmbH
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Publication number: 20240035576Abstract: A valve cartridge includes a top part that is penetrated in the center by a spindle which is rotatably and axially slidably mounted in the top part and which includes an axial through-hole to allow water to flow therethrough; the spindle actuates a valve, by which the flow rate of the water through the through-hole can be controlled.Type: ApplicationFiled: March 18, 2022Publication date: February 1, 2024Applicant: FLÜHS DREHTECHNIK GMBHInventors: Jörg WENDT, Lutz LANGE, Tim-Florian KLAWIN
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Publication number: 20220316610Abstract: A sanitary fitting, more particularly a thermostatic mixing valve, includes a housing, which has a valve seat for receiving a valve and into which at least one feed channel and a discharge channel open, wherein the at least one feed channel is led through a chamber, into which a backflow preventer is inserted and which is closed by a plug. A retaining frame is provided on the plug, which retaining frame protrudes into the chamber and by which retaining frame the backflow preventer is axially fixed.Type: ApplicationFiled: May 5, 2021Publication date: October 6, 2022Applicant: Flühs Drehtechnik GmbHInventor: Lutz LANGE
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Patent number: 7651067Abstract: An upper valve part for fittings has a head piece through which a spindle passes, means for shut-off, and a seal that comes to rest on the fitting. A radially acting locking device is provided.Type: GrantFiled: February 23, 2006Date of Patent: January 26, 2010Assignee: Flühs Drehtechnik GmbHInventors: Peter Schwarzer, Friedrich Thurau
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Patent number: 5242148Abstract: An axially movable valve piston (3) and a rotatable spindle (2), which are connected with one another via a thread (24; 32), are guided in a headpiece (1). A sealing ring (5), which projects beyond the end face of the headpiece (1) facing the suppy duct, is held by the headpiece (1). The sealing ring (5) is designed on the projecting outer end face as a surface (54) for resting against a valve seat (62) and on the opposite inner end face as a lip seal (52) cooperating with the valve piston (3). In its section cooperating with the lip seal (52), the valve piston (3) is designed in a flat and seal-free manner.Type: GrantFiled: April 9, 1992Date of Patent: September 7, 1993Assignee: Fluhs Drehtechnik GmbHInventors: Peter Lange, Helmut Ziebach
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Patent number: 4899982Abstract: An upper valve component for a sanitary fixture including a sleeve type head fastenable in a valve housing and a spindle which extends through the center of the sleeve head and is equipped with a socket head, the spindle having exterior annular faces which radially position it within the sleeve head. The exterior annular face of the spindle includes a number of annular grooves therearound, some of which are provided with sealing rings to seal the spindle within the sleeve head. At the end of the sleeve head which is proximate the socket head of the spindle, there is an internal annular recess. The valve component includes a pretensioned elastic bearing which is insertable into the annular recess between the spindle and the sleeve head can be removed or inserted without disassembly of the valve. The bearing has an external surface which presses against the internal surface of the recess and has an internal surface which bears against the spindle.Type: GrantFiled: July 7, 1988Date of Patent: February 13, 1990Assignee: Fluhs Drehtechnik GmbHInventor: Peter Lange
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Patent number: 4881570Abstract: A valve seal having a profiled ring of a rubber elastic material, and an externally threaded supporting ring which is disposed about and vulcanized to the ring. The external portion of the supporting ring projects outwardly beyond the external surface of the profiled ring.Type: GrantFiled: May 12, 1988Date of Patent: November 21, 1989Assignee: Fluhs Drehtechnik GmbHInventors: Helmut Ziebach, Peter Lange