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:
Sep. 17, 1991
Filed:
Jan. 09, 1991
Norio Ishikawa, Osaka, JP;
Takeshi Egawa, Osaka, JP;
Minolta Camera Kabushiki Kaisha, Osaka, JP;
Abstract
A photographic camera having an electrically film driving function is provided with an electric motor for driving a film loaded in the camera, a motor driving circuit for driving the electric motor in either one of a high speed mode in which the film is driven at a high speed and a silence mode in which the film is driven relatively quietly at a low speed, a manually operable switch to be operated manually when the high speed mode is switched to the silence mode or vice versa, and a control unit for switching between the high speed mode and the silence mode in compliance with operation of the aforementioned switch in a specific camera sequence. Any photographer can select either one of the high speed mode and the silence mode in accordance with photographing situations, using such a camera.