Ram type steel bar coupling apparatus

Details Ram type steel bar coupling apparatus Ram type steel bar coupling apparatus

1975-12-03

1977-04-26

Mehr, Milton S.

Metal working

Means to assemble or disassemble

Tube, sleeve or ferrule

292835, 29517, B21D 3904, B23P 1904

Patent

active

040192326

ABSTRACT:
An apparatus for coupling two bars by one sleeve, which comprises dies, a die frame for supporting said dies, rods connected to one end of said frame, a bottom frame attached to the other ends of said rods, an intermediate frame supported on said rods between said die frame and said bottom frame so that it can slide along said rods and a hydraulic unit including many cylinders that can be interposed between said bottom frame and said intermediate frame to slide said intermediate frame along said rods.

REFERENCES:
patent: 3579794 (1971-05-01), Powell
patent: 3732715 (1973-05-01), Zamorano
patent: 3921281 (1975-11-01), Hattori et al.

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