Bulk loading valve and control means therefor
First Claim
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1. IN COMBINATION, A MAIN VALVE HAVING A PRESSURE CHAMBER AND MEANS OPERABLE IN RESPONSE TO THE PRESSURE OF OPERATING FLUID IN SAID PRESSURE CHAMBER FOR CONTROLLING FLOW THROUGH SAID MAIN VALVE;
- AND CONTROL MEANS FOR SAID MAIN VALVE COMPRISING A FIRST CONTROL VALVE;
A SECOND CONTROL VALVE;
CONDUIT MEANS CONNECTING SAID CONTROL VALVES IN SERIES, AND WITH SAID MAIN VALVE TO EXHAUST OPERATING FLUID FROM SAID PRESSURE CHAMBER, SAID FIRST CONTROL VALVE BEING LOCATED BETWEEN SAID PRESSURE CHAMBER AND SAID SECOND CONTROL VALVE, SAID FIRST CONTROL VALVE INCLUDING NORMALLY MANUALLY OPERATED MEANS FOR CONTROLLING OPENING AND CLOSING THEREOF TO CONTROL THE FLOW OF OPERATING FLUID FROM SAID APERTURE CHAMBER;
AND MEANS INDEPENDENT OF SAID MANUALLY OPERABLE MEANS
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1 Claim
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1. IN COMBINATION, A MAIN VALVE HAVING A PRESSURE CHAMBER AND MEANS OPERABLE IN RESPONSE TO THE PRESSURE OF OPERATING FLUID IN SAID PRESSURE CHAMBER FOR CONTROLLING FLOW THROUGH SAID MAIN VALVE;
- AND CONTROL MEANS FOR SAID MAIN VALVE COMPRISING A FIRST CONTROL VALVE;
A SECOND CONTROL VALVE;
CONDUIT MEANS CONNECTING SAID CONTROL VALVES IN SERIES, AND WITH SAID MAIN VALVE TO EXHAUST OPERATING FLUID FROM SAID PRESSURE CHAMBER, SAID FIRST CONTROL VALVE BEING LOCATED BETWEEN SAID PRESSURE CHAMBER AND SAID SECOND CONTROL VALVE, SAID FIRST CONTROL VALVE INCLUDING NORMALLY MANUALLY OPERATED MEANS FOR CONTROLLING OPENING AND CLOSING THEREOF TO CONTROL THE FLOW OF OPERATING FLUID FROM SAID APERTURE CHAMBER;
AND MEANS INDEPENDENT OF SAID MANUALLY OPERABLE MEANS
- AND CONTROL MEANS FOR SAID MAIN VALVE COMPRISING A FIRST CONTROL VALVE;
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Current AssigneeRobert Reese James
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Original AssigneeRobert Reese James
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InventorsROBERT REESE JAMES
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Application NumberUS04/153,182Time in Patent Office1,243 DaysField of SearchUS Class Current137/495CPC Class CodesF16K 31/365 the fluid acting on a diaph...Y10T 137/7759 Responsive to change in rat...Y10T 137/7782 With manual or external con...
