Bearings – Rotary bearing – Antifriction bearing
Patent
1992-09-28
1993-06-29
Hannon, Thomas R.
Bearings
Rotary bearing
Antifriction bearing
384492, 384908, F16C 3366
Patent
active
052228169
ABSTRACT:
The raceway surfaces of inner ring 1 and outer rings 2 and the surfaces of rolling elements are respectively formed with solid lubricating films 1a, 2a and 3a of PTFE whose average molecular weight is not more than 5,000.
These solid lubricating films each have a continuous island distribution comprising island film portions 5 and connective film portions 6 interconnecting the island film portions 5.
REFERENCES:
patent: 3001838 (1961-09-01), Lamson et al.
patent: 4582368 (1986-04-01), Fujita et al.
patent: 4666787 (1987-05-01), Bickle et al.
patent: 4923761 (1990-05-01), Shindo
Kondoh Hiromitsu
Mizutani Takahiro
Satoh Norihide
Yamada Hiroshi
Hannon Thomas R.
NTN Corporation
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