Sheet metal pulling power head and stand

Details Sheet metal pulling power head and stand Sheet metal pulling power head and stand

1974-09-09

1976-11-23

Mehr, Milton S.

Metal deforming

With means to drive tool

With means to permit tool positioning

72705, 72457, 254 51, 254 93R, 254190R, 85 5P, B21D 112

Patent

active

039929191

ABSTRACT:
A pulling apparatus having a stand which supports a chain connected between a floor anchor and a piece of sheet metal, and the like, to be straightened. A power head is arranged engaging the chain for tightening same. The power head may be disposed along an open run of the chain, or alternatively may be mounted on the stand in place of a pulley which normally guides the chain over the stand. A plurality of hangers are provided at different heights on the frame for receiving the pulley or power head.

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patent: 2201831 (1940-05-01), Jacque
patent: 2599207 (1952-06-01), Spahr et al.
patent: 2695690 (1954-11-01), Rees et al.
patent: 3062502 (1962-11-01), Pelletier
patent: 3122194 (1964-02-01), Bronson et al.
patent: 3340720 (1967-09-01), Chartier
patent: 3544432 (1973-08-01), Hagerty
patent: 3566667 (1971-03-01), Hagerty
patent: 3590623 (1971-07-01), Hunnicutt
patent: 3698230 (1972-10-01), Buske
patent: 3720398 (1973-03-01), Grise
patent: 3789652 (1974-02-01), Buske
patent: 3893329 (1975-07-01), Roes

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