The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7140468 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 28, 2006

Filed:

Aug. 27, 2003
Applicants:

Brad Rake, Hubertus, WI (US);

Keith Cravillion, Brookfield, WI (US);

Mark Moertl, Grafton, WI (US);

Inventors:

Brad Rake, Hubertus, WI (US);

Keith Cravillion, Brookfield, WI (US);

Mark Moertl, Grafton, WI (US);

Assignee:

Trico Mfg. Corp., Pewaukee, WI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01M 11/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A plurality of sensors are utilized to record operating conditions of the machine, element, environment, and lubricant. The apparatus is controlled either manually or with the aid of a controller unit such as a microprocessor. A stand-alone humidity sensor mechanism is disclosed, in which signal process circuitry is electrically coupled to a humidity sensor, designed to be attached to the mechanism to be monitored so that it is juxtaposed in the atmosphere above the lubricant material that is being monitored.


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