Document Type and Number:
Japanese Patent JPS5439698
Kind Code:
U
Abstract:
A hand-operated hydraulic compression tool for compressing a metal connector about a plurality of wires to be connected. The tool is adapted to make both parallel and butt-type connections of the wires. The tool includes a pressure relief valve for limiting the maximum pressure to be applied to the connector. The valve is removably installed in a two-piece housing in a cavity of the tool body for facilitated servicing. The housing is provided with a plurality of outlet passages opening to an annular recess in the housing communicating through a suitable discharge opening with a fluid reservoir. The tool further includes control structure for releasing the pressure upon completion of a forming operation, the flow passage for the returning hydraulic fluid utilizing a portion of the body cavity receiving the pressure regulating valve.
Application Number:
JP11274777U
Publication Date:
March 15, 1979
Filing Date:
August 22, 1977
Export Citation:
International Classes:
F16K1/42; F16K17/04; H01R43/042; H02G1/02; B25B25/00; (IPC1-7): H02G3/00; B25B25/00; F16K1/54; F16K17/04
Domestic Patent References:
| JPS5234626U | 1977-03-11 |