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:
Jan. 25, 1994
Filed:
Dec. 03, 1992
Applicant:
Inventors:
Michael E Jacobs, Henrietta, NY (US);
David M Gaudino, Rochester, NY (US);
Michael E Baister, Pittsford, NY (US);
Arthur E Dunn, Rochester, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355245 ; 118645 ; 355260 ; 3553 / ;
Abstract
Image forming apparatus includes a developing device for developing electrostatic images with dry toner. The developing device has more than one developing unit supported on a carriage for movement through a development position. A unitary sump component defines the sump for each unit and includes a mixing device in each sump. The sump component is removable for replacement of developer. The sump component includes a shaft extending from the component which is engageable by a drive in the developing device.