Press for attaching nuts to pipes

Details Press for attaching nuts to pipes Press for attaching nuts to pipes

2007-09-28

2011-11-01

Afzali, Sarang (Department: 3726)

Metal working

Means to assemble or disassemble

Means to drive self-piercing work part

C029S243518, C029S243519, C029S432200, C029S714000, C029S716000

Reexamination Certificate

active

08046908

ABSTRACT:
A press for attaching nuts to pipes has an upper base, a lower base, a movable support having a base end supported at a rear end of the lower base and a front end extending to the front end side of the lower base, a nut receiving recess provided in a piston of a hydraulic cylinder at the front end of the movable support and disposed at the upper end of a lower pattern, a lifter for the movable support, a stopper for the middle position of the movable support, a crimping die as an upper pattern mounted on the upper pattern support and movably disposed vertically on a same axial line as the lower pattern, and a hydraulic cylinder for pressing an upper pattern disposed on the upper base, and pressing the crimping die downward.

REFERENCES:
patent: 3851373 (1974-12-01), Shinjo
patent: 5329694 (1994-07-01), Sickels et al.
patent: 7559136 (2009-07-01), Shinjo et al.
patent: 53-016394 (1978-02-01), None

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