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:
Dec. 13, 1983
Filed:
Aug. 11, 1981
Kazuyasu Motoyama, Hachioji, JP;
Toshihiro Nakao, Hachioji, JP;
Mitsuo Nasu, Hachioji, JP;
Yoshio Tomizawa, Hachioji, JP;
Olympus Optical Company Limited, Tokyo, JP;
Abstract
A connecting device for use in a tape recorder comprises a plug member arranged to be connected to an external load and includes a conductive sleeve, a conductive tip provided therein and a movable pin projecting at the end portion of the tip. The device also includes a jack member provided on a housing of an electrical apparatus, including a contact segment provided to contact with the sleeve of the plug tip, switching contact segments provided to separate from each other by action of the tip, and another contact segment provided to contact with the pin so as to supply source voltage to the external load through the pin of the plug member.