Shuttle orifice control mechanism

Details Shuttle orifice control mechanism Shuttle orifice control mechanism

1994-01-18

1995-04-18

Nilson, Robert G.

Fluid handling

Line condition change responsive valves

Direct response valves

1375135, F16K 1504

Patent

active

054069785

ABSTRACT:
A hydraulic fluid pressure operated control mechanism for controlling of hydraulic systems has a housing with a flow through cross-sectional area restricted by a drill hole in an open position of the control mechanism and a seat engageable by a throttle device for restricting the flow through cross-sectional area in a closed or throttling position of the control mechanism. The inwroughted seat for the throttle device is located in the conical bottom of a bore and has the form of a frustum of a pyramid having a plurality of sides.

REFERENCES:
patent: 3164141 (1965-01-01), Jones
patent: 3325155 (1967-06-01), Bahout
patent: 3926375 (1975-12-01), Reeder

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