Oil pressure type pneumatic torque wrench
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United States of America Patent
Stats
-
Nov 19, 1985
Grant Date -
N/A
app pub date -
Jan 3, 1984
filing date -
Mar 4, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An oil pressure type pneumatic torque wrench which comprises a main shaft, a liner rotatable by a rotor with at least four seal points which are formed on the inner circumferential surface of the liner and two blades provided on the main shaft. The center of two opposing seal points on each of the shaft and liner are spaced equal distances from diametrical lines thereof so that each rotation of the liner produces one impulse.
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Family
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Cited Art Landscape
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