U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Impeller lubrication system for transmission pocket bearing

Patent 4359142 Issued on November 16, 1982. Estimated Expiration Date: Icon_subject November 16, 1999. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

1032724

1749247

1794921

2489699

2615533

2797771

2984122

3223196

3635311

3650353

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Inventors

Assignee

Application

No. 06/010441 filed on 02/08/1979

US Classes:

184/11.1, Splash184/6.12, Gearing74/467Lubrication

Examiners

Primary: Brown, David H.

Attorney, Agent or Firm

International Class

F16C 33/66 (20060101)

Abstract

An impeller lubrication system provides lubrication oil flow to a transmission pocket bearing. Splash and spray lubrication oil is directed from the transmission casing to a collector region along a shaft adjacent the pocket bearing. As the shaft rotates, oil is forced axially along the shaft by an impeller fixed to the shaft. The impeller forces the oil from the collector region to the pocket bearing through a lubrication port in the shaft.

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