Belt tensioner
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 7, 1992
Grant Date -
N/A
app pub date -
Sep 17, 1990
filing date -
Sep 30, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A tensioning device for belts, chains and the like, particularly for toothed belts in the valve drive of internal combustion engines, the device comprising a support which can be fixed on the engine block and on which, firstly a lever carrying a pressure-contact roller is pivotably mounted, secondly, a tensioning element is arranged which presses against the lever via a piston and thirdly, a stop member is arranged which is displaceable parallel to its longitudinal axis from a mounting position into an operating position and in the mounting position blocks the stroke of the piston in an intermediate position by a stop surface and allows a free travel of the piston in the operating position, characterized in that the stop surface is formed by a lateral surface of the stop member which is parallel to the longitudinal axis of the stop member.
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