Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1977-04-13
1978-09-12
Moon, Charlie T.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
29446, 29460, 29463, 29125, 219 95, 228243, B21D 5312, B21B 3108, B60B 704, B60B 1104
Patent
active
041125649
ABSTRACT:
The composite roller of the invention comprises a ring of near-resistant material encircling a holding member which latter has an inner portion and two radial flanges between which said ring is axially fixed. Said flanges have grooves at those portions which abut lateral surfaces of said ring. A continuously U-shaped intermediate space is provided axially and radially between ring and holding member.
REFERENCES:
patent: 2279854 (1942-04-01), Whitney
patent: 2342159 (1944-02-01), Moran
patent: 2484613 (1949-10-01), Detuno
patent: 2991899 (1961-07-01), Montalbano
patent: 3283112 (1966-11-01), Roehrs
patent: 3787942 (1974-01-01), Bindernagel
patent: 3787943 (1974-01-01), Loqvist
patent: 3842471 (1974-10-01), Palhall et al.
Moon Charlie T.
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