Vacuum check valve

Details Vacuum check valve Vacuum check valve

1987-07-21

1988-07-12

Nilson, Robert G.

Fluid handling

Line condition change responsive valves

Direct response valves

137526, F16K 1506

Patent

active

047563338

ABSTRACT:
Resilient side loading of vacuum brake booster check valves to inhibit valve pulsations and resulting valve noises generated by pulsations from the vacuum source achieved by a single spring member functioning as a valve closing spring and as a lateral biasing spring acting on the valve.

REFERENCES:
patent: 4481974 (1984-11-01), Schmitt
patent: 4628959 (1986-12-01), Parker

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