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. 10, 1994
Filed:
Jul. 23, 1992
Applicant:
Inventors:
Hisayoshi Chino, Kanagawa, JP;
Osamu Shimizu, Kanagawa, JP;
Assignee:
Sony Corporation, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
360 85 ; 242194 ;
Abstract
A pinch roller urging mechanism adapted for use in a magnetically recording and reading apparatus includes primary and auxiliary link mechanisms operated by main and subsidiary plunger solenoids. The primary and auxiliary link mechanisms are operatively coupled to each other so that the primary link mechanism is operated by both or either one of the main and subsidiary plunger solenoids.