Title:
【考案の名称】油圧式トルクレンチ
Document Type and Number:
Japanese Patent JPS59140173
Kind Code:
U
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.
Inventors:
Koji Tatsuno
Application Number:
JP3210183U
Publication Date:
September 19, 1984
Filing Date:
March 04, 1983
Export Citation:
International Classes:
B25B21/02; B25B23/145; B25D15/00; (IPC1-7): B25B23/145; B25B21/02
Domestic Patent References:
| JP40020633A |
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