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:
May. 03, 1977
Filed:
Oct. 24, 1975
Applicant:
Inventor:
James R Francisco, Tulsa, OK (US);
Assignee:
Frank W. Murphy Manufacturer, Inc., Tulsa, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D / ; H01H / ;
U.S. Cl.
CPC ...
200 / ; 200241 ; 200267 ; 200283 ;
Abstract
A self-cleaning or wiping switch contact for use on machinery monitoring gages embodies a spring contact arm mounted directly on the gage movable pointer for wiping coaction with either high or low adjustable set contacts of the gage.
Francisco, James. (1977). Self-cleaning electrical contact for gages (U.S. Patent No. 4021627). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4021627
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile