COOLANT PUMP
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United States of America Patent
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-
N/A
Issued Date -
Nov 6, 2008
app pub date -
Jul 23, 2007
filing date -
May 1, 2007
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A coolant pump includes a housing having an internal axis; a bearing disposed on an outside surface of the housing; a shaft disposed along the internal axis of the housing, wherein the shaft is journaled by the bearing so as to be rotatable; an impeller disposed on the shaft so as to rotate with the shaft; and a seal disposed on the shaft at least partially inside of the bearing so that the bearing overlaps the seal along the internal axis of the housing, wherein the bearing has an inner diameter, the seal has an outer diameter, and the inner diameter of the bearing is greater than the outer diameter of the seal. An internal combustion engine incorporating a cooling system connected to a coolant pump in accordance with the invention is also disclosed.
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