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

Method of supplying lubricant and apparatus for the same

Patent 5080195 Issued on January 14, 1992. Estimated Expiration Date: Icon_subject December 21, 2009. 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

2293527

3674112

3675978

3843962

Long time period astable multivibrator circuit with independently adjustable time constants
Patent #: 4011927
Issued on: 03/15/1977
Inventor: Smith

Drill bit lubrication system
Patent #: 4381824
Issued on: 05/03/1983
Inventor: Pastusek

Remote starting of an internal combustion engine
Patent #: 4446460
Issued on: 05/01/1984
Inventor: Tholl ,   et al.

Apparatus for remote authorization for dispensing fluids
Patent #: 4499464
Issued on: 02/12/1985
Inventor: Knox ,   et al.

Adaptive control system for machine tool or the like Patent #: 4527661
Issued on: 07/09/1985
Inventor: Johnstone ,   et al.

Inventors

Assignee

Application

No. 454355 filed on 12/21/1989

US Classes:

184/6.4, With safety or indicating means184/6.1, With means to control machine operation184/104.1, Lubricant heating and/or cooling device384/448, Sensor or inspection features; liquid metal or shipping protection features; bearing member integral with seal384/463Solid lubricant feature

Examiners

Primary: Lazarus, Ira S.
Assistant: Cariaso, Alan

Attorney, Agent or Firm

Foreign Patent References

  • 78420 EP. 05/12/1983
  • 288941 EP. 11/12/1988
  • 2158998 DE 05/12/1973
  • 2034417 GB. 06/12/1980

International Class

F01M 009/00

Foreign Application Priority Data

1988-12-23 JP

Abstract

A lubricant supply source is disposed in the vicinity of a sliding or rotary portion of a machine element, and an electrical power source is intermittently driven by a controller, so as to intermittently supply lubricant from the lubricant supply source to the machine element. When required, a sensor for monitoring the operating state of the machine element, and/or a remote controller is used, so that the supply of lubricant is controlled on the basis of the signal of the sensor and/or by means of the remote controller. Consequently, lubricant can be supplied or supplemented to the machine element in accordance with necessity. Therefore, the machine element will be able to stably operate for a long time, even in relative inaccessible places which people cannot inadvertently access.

Other References

  • Patent Abstracts of Japan--vol. 9, No. 95 (E-310) (1818) Apr. 24, 1985 JP-A-59 221949 Hitachi, Dec. 13, 1984
  • Patent Abstracts of Japan vol. 12, No. 346, (M-742) (3193) Sep. 16, 1988 and JP-A-63 105220 (Toshira Corp. May 10, 198
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