Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1979-07-13
1981-12-01
Larson, Lowell A.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
2915902, 2915901, 29159R, 474141, 474195, 301 5R, 301 31, B21D 5326, B60B 104, B60B 114, B60B 2500
Patent
active
043028721
ABSTRACT:
Used and/or scrap pneumatic tires may be used for making wheels and pulleys for low speed, low load and low cost applications, the bead of the tires being utilized as the means mounting the tire, the bead being deformed to a generally polygonal shape. When plates are substituted for spokes on the wheels, low cost tumblers are produced.
REFERENCES:
patent: Re21490 (1940-06-01), Lobdell, Jr.
patent: 518691 (1894-04-01), Grauert
patent: 1466179 (1923-08-01), McEwen
patent: 1949501 (1934-03-01), Thacher
patent: 2035802 (1936-03-01), George
patent: 2065448 (1936-12-01), George
patent: 2227220 (1940-12-01), Gray
patent: 2256814 (1941-09-01), Peterson
patent: 2264639 (1941-12-01), Peterson
patent: 2375171 (1945-05-01), Torrey
patent: 3080899 (1963-03-01), Robertson
patent: 3965959 (1976-06-01), Weir
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