Lubricating device for internal combustion engine
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United States of America Patent
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Aug 22, 2017
Issued Date -
Jul 28, 2016
app pub date -
Jan 21, 2016
filing date -
Jan 22, 2015
priority date (Note) -
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Abstract
A supply pump includes a housing that has a tappet receiving chamber, which receives a plunger drive mechanism, and oil for lubricating respective lubricating portions of the plunger drive mechanism is temporarily retained in the tappet receiving chamber. In the housing, a communication hole opens in an inner peripheral wall surface of a tappet guide and guides the oil from a tappet upper side chamber into a tappet lower side chamber at the time of upwardly moving a tappet.
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