Device and a process for screwing and unscrewing a nut on a coup

Details Device and a process for screwing and unscrewing a nut on a coup Device and a process for screwing and unscrewing a nut on a coup

1989-05-24

1991-06-25

Gorski, Joseph M.

Metal working

Means to assemble or disassemble

By rotation of work part

81 5714, 74 8915, 295251, B23P 1904

Patent

active

050255410

ABSTRACT:
The device for screwing and unscrewing a nut (30-32) on a coupling member (2), comprising a framework (14) pivoting around a shaft (15) parallel to the coupling member (2), a gear train (17, 19, 22, 26) for driving in rotation the nut (30-32) to be screwed or unscrewed, and a drive assembly itself moving in rotation along an axis parallel to the axis of the coupling member (2) and at a speed identical with that of the nut in motion while it is being screwed or unscrewed.

REFERENCES:
patent: 2736219 (1956-02-01), May
patent: 4304156 (1981-12-01), Boudet et al.
patent: 4873760 (1989-10-01), Watanabe et al.

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