Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1979-10-05
1981-10-20
Larson, Lowell A.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
16 45, 264251, 264274, B21K 132
Patent
active
042952565
ABSTRACT:
A molded heavy duty wheel and method for making it, comprising a metallic core with a central opening and a circumferential flange, a moldable plastic or rubber material on the interior circumferential portion of the flange, and a tread of moldable plastic or rubber material on the exterior circumferential portion of the flange. The tread portion is bonded to the core to prevent slippage.
REFERENCES:
patent: 565243 (1896-08-01), Taylor
patent: 1680823 (1928-08-01), Teed
patent: 2135380 (1938-11-01), Benge
patent: 3168773 (1965-02-01), Frye
patent: 3398222 (1968-08-01), Kaufman et al.
patent: 4052496 (1977-11-01), Goodfellow
patent: 4088523 (1978-05-01), Gallizia et al.
patent: 4164251 (1979-08-01), Chung
Dominik Jack E.
Larson Lowell A.
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