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.:
Date of Patent:
Sep. 15, 2009
Filed:
Apr. 05, 2006
Applicant:
Vladimir Kraz, Santa Cruz, CA (US);
Inventor:
Vladimir Kraz, Santa Cruz, CA (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 27/26 (2006.01); G01R 31/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A device and method of monitoring ground connection of moving equipment with insulative bearing arrangement is provided that does not use a spring contact that wears out and fails. The device provides a reliable method to monitor the ground connection of the moving equipment with an insulative bearing.