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:
Oct. 05, 1976
Filed:
Jun. 27, 1975
Applicant:
Inventor:
Rudolf F Zurcher, Newport Beach, CA (US);
Assignee:
Hughes Aircraft Company, Culver City, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429-1 ; 429 96 ;
Abstract
Battery operated device has battery wells into which batteries are inserted. Spring-loaded rings in the wells are configured so that electrical contact is not made when the batteries are inserted in the wrong polarity orientation but permit contact when the batteries are correctly inserted.
Zurcher, Rudolf. (1976). No fault battery insertion device (U.S. Patent No. 3984257). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3984257
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile