Cutlery
Patent
1979-03-16
1980-09-02
Footland, Lenard A.
Cutlery
308 9, 308172, 308236, F16C 1710
Patent
active
042203791
ABSTRACT:
This invention relates to an improvement in a spiral grooved bearing for a shaft adapted to travel in the direction of rotation, composed of a stationary bearing part with a hemispherically cup-shaped first sliding surface and a bearing part of the shaft having a spherical second sliding surface with spiral grooves in said second surface adapted to feed a lubricant between said sliding surfaces, the improvement comprising an additional bearing part centered at the hemispherically-shaped bearing part, said additional part having a sliding surface which encloses said second sliding surface up to the vicinity of said shaft, and sleeve means adapted to receive said stationary bearing part and said additional part.
REFERENCES:
patent: 2216726 (1940-10-01), Andersen
patent: 3874749 (1975-04-01), Maniak
patent: 3883193 (1975-05-01), Hepp et al.
Herbert Werner
Pimiskern Klaus
Bryan James E.
Dornier System GmbH
Footland Lenard A.
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