Roller for removing or imparting shrinkages on a metal or cloth

Details Roller for removing or imparting shrinkages on a metal or cloth Roller for removing or imparting shrinkages on a metal or cloth

1987-11-30

1989-10-03

Goldberg, Howard N.

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

29122, 29123, 29125, B21B 2700

Patent

active

048707317

ABSTRACT:
A roller comprising a roller surface layer whose diameter progressively diminishes from its central portion toward the opposite ends, and an arched roller shaft for rotatably supporting the roller surface layer, thereby ensuring that the sheeting is subjected to stretching or shrinking without the possibility of permanent set therein.

REFERENCES:
patent: 1317713 (1919-10-01), Linder
patent: 1338178 (1920-04-01), Henderson
patent: 2732591 (1956-01-01), Whittum
patent: 3786975 (1974-01-01), Heymanns
patent: 3831239 (1974-08-01), Hoff et al.
patent: 3884623 (1975-05-01), Slack
patent: 4068360 (1978-01-01), Freuler
patent: 4253392 (1981-03-01), Brandon et al.
patent: 4311509 (1982-01-01), Reader et al.
patent: 4376643 (1983-03-01), Kahle et al.
patent: 4414890 (1983-11-01), Schiel et al.
patent: 4502312 (1985-03-01), Marchioro

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