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. 27, 1997
Filed:
Apr. 07, 1995
Applicant:
Inventor:
Gerald W Vandenengel, Grafton, MA (US);
Assignee:
Oki Electric Industry Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K / ;
U.S. Cl.
CPC ...
235492 ; 235441 ; 235487 ;
Abstract
A card reader comprising a housing having a contact surface with a plurality of apertures. A reader circuit is contained within the housing, the reader circuit having a plurality of contact pads, and a plurality of electrical contacts positioned in the housing and at least partially extending into the apertures, wherein each electrical contact comprises a conductive torsion spring that slidably engages one of the contact pads.
Vandenengel, Gerald. (1997). Card reader with spring contacts (U.S. Patent No. 5633490). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5633490
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile