Title:
MEANS FOR FASTENING THREADED JOINTS
Document Type and Number:
Japanese Patent JPS53144098
Kind Code:
A
Abstract:
A device for tightening screw joints, comprising a pressure fluid motor, an overload friction type slip clutch, a pressure fluid shut off valve and a release mechanism for initiating closing of said shut off valve at slipping of said overload clutch. The release mechanism comprises a female member associated with one of the slip clutch halves and a male member associated with the other of the slip clutch halves, and when aligned with said female member receivable thereinto. The release mechanism also comprises a guide means for urging against a biasing means said male member into alignment with said female member upon relative rotation of the slip clutch halves.
Inventors:
KUNUTO KURISUCHIAN SHIYOOPUSU
Application Number:
JP3180778A
Publication Date:
December 15, 1978
Filing Date:
March 22, 1978
Export Citation:
Assignee:
ATLAS COPCO AB
International Classes:
B25B23/145; F16D7/02; F16D13/08; B25B21/00; (IPC1-7): B25B21/00; F16D7/02; F16D13/08