1975-06-30
1977-02-01
Goodman, Philip
Cutlery
295 44, 308114, B61F 1722, B60B 3710
Patent
active
040059154
ABSTRACT:
A plain bearing and bearing-supported member of hardened steel for high load, low speed, use, especially suitable in wet environments and requiring little or no lubrication. Bearing surfaces are nitrided and steam tempered, and have a low friction, corrosion, and wear resistant oxide surface on a hardened case.
REFERENCES:
patent: 977360 (1910-11-01), Armstrong, Jr.
patent: 1329495 (1920-02-01), Binkley
patent: 1475511 (1923-11-01), Rees
patent: 1882957 (1932-10-01), Sanford
patent: 2403397 (1946-07-01), Rankin
patent: 2573735 (1951-11-01), Sanford et al.
Bertsch Richard A.
Goodman Philip
Wellington Machine Co.
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