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. 20, 1988
Filed:
Oct. 21, 1987
Kenichi Takeda, Yokohama, JP;
Kazuo Kagiura, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A dry-type developing apparatus includes a developer container for accommodating a magnetic developer, the developer container being provided with an opening, developer carrying member, disposed in the opening, for carrying the magnetic developer out of the developer container. The developer carrying member including a magnetic field generating magnet which is provided with magnetic field generating portions having different polarities arranged in a direction of carrying the magnetic developer, a continuous elastic sheet including a contact portion for contacting the magnetic developer carrier out of the developer container by the developer carrying member. The elastic sheet having upstream and downstream portions which are respectively fixed to the developer container at positions upstream and downstream of the contact portion with respect to movement of the magnetic developer.