Gear pump with improved pinion mounting
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United States of America Patent
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-
Mar 1, 1988
Issued Date -
N/A
app pub date -
Sep 2, 1986
filing date -
Sep 2, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A two-stage gear pump with two gear sets each having a pinion telescoped onto a slotted drive shaft with a press fit and also positively keyed to the shaft. One key in the slot of the shaft includes radial ears establishing a positive coupling between the shaft and one of the pinions and also includes cantilevered spring fingers which enhance the press fit between the shaft and the other pinion.
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Cited Art Landscape
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