Readily Removable Pump Crosshead
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Issued Date -
Dec 23, 2010
app pub date -
Jun 23, 2010
filing date -
Jun 23, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A reciprocating pump has a driven crankshaft and a connecting rod having an aft end rotatably mounted to the crankshaft. The pump has a stationarily mounted crosshead case in which a crosshead assembly strokes. The crosshead assembly has first and second crosshead members. A retainer pivotally joins the forward end of the connecting rod to the first crosshead member. The second crosshead member has a partially cylindrical recess containing a bushing. The forward end of the connecting rod is in pivotal engagement with the bushing. The second crosshead member is releasably secured to the first crosshead member to allow removal of the second crosshead member and the bushing from the crosshead case without detaching the forward end of the connecting rod from the first crosshead member.
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