Pump head
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United States of America Patent
Stats
-
Jul 19, 1988
Grant Date -
N/A
app pub date -
Dec 30, 1986
filing date -
Dec 30, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A pump and a stress and fatigue resistant pump head, one embodiment of which is useful for a high pressure pump and having a manifold, a valve cartridge, inlet and outlet valves in the valve cartridge, a pump fluid cylinder with a reciprocating plunger therein, a packing cartridge with packing for the plunger. The pump head may exhibit one or more of the following features: a. increased diameter packing cartridge; b. increased length front bushing; c. inclined inlet valve; d. inlet valve spring in valve cartridge on manifold side of valve; e. decreased diameter of high pressure seal of packing cartridge.
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