Valves and valve actuation – Fluid actuated or retarded – Pilot or servo type motor
Patent
1992-09-21
1993-08-03
Schwadron, Martin P.
Valves and valve actuation
Fluid actuated or retarded
Pilot or servo type motor
251120, F16K 31385
Patent
active
052321940
ABSTRACT:
A unitary diaphragm assembly for use in conventional flush valves. The diaphragm assembly has a flexible diaphragm which includes a seating portion and a mounting portion at the outer peripheral edge. A flow ring is positioned adjacent to the seating portion of the diaphragm. An elongated barrel member extends from the diaphragm in a longitudinal direction and includes a plurality of radial guides positioned circumferentially around the outer surface of the barrel member along a portion of the length of the barrel member. A second embodiment has a flexible diaphragm connected to a cylinder slide. The cylinder slide includes a longitudinal barrel member with a relief valve positioned in the interior of the lower portion of the barrel member.
REFERENCES:
patent: 1845052 (1932-02-01), Laukel
patent: 1942837 (1934-01-01), Schultheiss
patent: 1965328 (1034-07-01), Wright
patent: 2007652 (1935-07-01), Kocour
patent: 2136221 (1938-11-01), Sloan
patent: 2164760 (1939-07-01), Wesson
patent: 2620826 (1952-12-01), Johns
patent: 3279742 (1966-10-01), Billeter
patent: 4134570 (1979-01-01), Walker
patent: 4327891 (1982-05-01), Allen et al.
patent: 4817913 (1989-04-01), Whiteside
patent: 4858638 (1989-08-01), Cseri
patent: 4883254 (1989-11-01), Whiteside
patent: 4913182 (1990-04-01), Whiteside
patent: 4968067 (1990-11-01), Whiteside
patent: 5013007 (1991-05-01), Whiteside
Beaumont John
Farrell Robert E.
Knoll Christopher C.
Ralston John D.
Saadi Robert E.
Schwadron Martin P.
Zurn Industries, Inc.
LandOfFree
Diaphragm assembly does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Diaphragm assembly, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Diaphragm assembly will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2265189