ATTACHMENT STRUCTURE OF GLOW PLUG WITH COMBUSTION PRESSURE SENSOR AND GLOW PLUG WITH COMBUSTION PRESSURE SENSOR
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United States of America Patent
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N/A
Issued Date -
Sep 5, 2019
app pub date -
May 21, 2019
filing date -
Nov 22, 2016
priority date (Note) -
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status (Latency Note)
Importance
Abstract
On an inner wall surface of a plug hole, an internal thread portion and a seat portion are formed. The seat portion has a tapered seat surface. A glow plug with a combustion pressure sensor includes a housing, a glow heater, a load transfer member, and a pressure detector. The housing has an external thread and a seat facing portion. The seat facing portion has a tapered contact surface in surface contact with the tapered seat surface. A recessed portion recessed to be in non-contact with the seat portion is formed annularly about a central axis of the housing.
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