Fluid handling – With repair – tapping – assembly – or disassembly means – Assembling – disassembling – or removing cartridge type valve
Patent
1990-01-31
1991-12-31
Hepperle, Stephen M.
Fluid handling
With repair, tapping, assembly, or disassembly means
Assembling, disassembling, or removing cartridge type valve
137601, F16K 122, F16K 3152
Patent
active
050763164
ABSTRACT:
A flow control valve for selectively opening and obstructing a flow passageway defined by a conduit. The valve has a mounting block, first and second valve wings, each mounted to the block for rotation about parallel axes between open and closed position, and structure for simultaneous moving the first and second valve wings between their open and closed positions. The first and second valve wings are each rotatable oppositely about their respective axes in moving between corresponding open and closed positions.
REFERENCES:
patent: 3559679 (1971-02-01), Smirra
patent: 4377181 (1983-03-01), Chan
patent: 4628954 (1986-12-01), Dayus
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