Thermostat for controlling the flow of cooling water of an engine
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United States of America Patent
Stats
-
Aug 31, 1982
Grant Date -
N/A
app pub date -
Jan 27, 1981
filing date -
Jan 29, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A thermostat comprising a valve and a wax container connected to the valve. A drive rod projects from the end face of the wax container and is connected to the casing of the thermostat. The drive rod is actuated by the expanding operation of the wax contained in the wax container. A hollow cylindrical sealing sleeve is arranged on the end face of the wax container and has a hole through which the drive rod passes. A plurality of triangular shaped projections is formed on the inner wall of the hole of the sealing sleeve. A spring cap is fitted onto the sealing sleeve for pressing the triangular shaped projections onto the drive rod due to the spring force of the spring cap.
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