Title:
Seat assembly for balanced pressure reducing valve
United States Patent 3358964
US Patent References:
/0718694.html
- - 0718694

Sealing device
- - 1988726

O-ring seal
- - 2537249

Positive shutoff valve
- - 2616653

Valve sealing device
- - 2722402


Inventors:
Cohen, Donald M.
O'brien, Lester J.
Nordhoff, Robert F.
Publication Date:
12/19/1967
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Assignee:
Cohen, Donald M.
O'brien, Lester J.
Nordhoff, Robert F.
Primary Class:
251/324
Other Classes:
277/928, 277/910, 251/361, 251/333, 251/362, 251/282, 137/505.180, 277/584
International Classes:
F16K39/02; G05D16/10; F16K39/00; G05D16/04
US Patent References:
2982294Control valve
3105517Pressure regulator for compressed air installations for motor vehicles
3153540Piston ring assembly
Foreign References:
CA464506A