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:
Apr. 17, 1984
Filed:
Aug. 18, 1981
Applicant:
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
35428912 ; 354 76 ; 35417311 ; 354465 ;
Abstract
An electromagnetic transmitting apparatus for a camera includes a first device at the main body of the camera to convert electric energy within the camera main body to magnetic energy, and a second device to receive the magnetic energy and convert it into electric energy. The second device is in a unit which can be mounted on the camera body, so that the electric energy at the camera main body is transmitted to the unit including the second device when the unit is mounted on the camera main body.