Cutlery
Patent
1975-06-10
1976-09-14
Wood, Jr., M. H.
Cutlery
172518, 308 19, F16C 1300
Patent
active
039803554
ABSTRACT:
An improvement in bearing boxes adapted to mount on rotary shafts objects subjected to twisting moments. Such objects are conventionally mounted by means of a pair of oppositely disposed conical roller bearings, and the improvement comprises a third conical roller bearing disposed adjacent to the sides of the objects opposite to the sides subjected to the twisting moments. The invention is particularly adapted to, and is illustrated in the context of, agricultural earth-working implements such as harrows.
REFERENCES:
patent: 721951 (1903-03-01), Hendon
patent: 1662325 (1928-03-01), Otoupal
patent: 2314469 (1943-03-01), Walker
patent: 2597524 (1952-05-01), Birt
patent: 2597942 (1952-05-01), McCullough
patent: 2850337 (1958-09-01), McCallum
patent: 3111351 (1963-11-01), Tanke
Bertsch Richard A.
Wood, Jr. M. H.
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