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. 31, 1996
Filed:
Apr. 18, 1995
Konica Corporation, , JP;
Abstract
A toner cartridge in use with an image forming apparatus such as a printer. The toner cartridge includes a cylindrical container for accommodating toner, and the cylindrical container further includes; an opening at one side for discharging the toner accommodated in the cylindrical container; an spiral protrusion, provided on an inner circumferential surface of the cylindrical container, for conveying the toner toward the opening in the cylindrical container and for discharging the toner from the opening to outside the cylindrical container when the cylindrical container is rotated on an axis by a driver of the image forming apparatus; and a scoop, attached to the opening, for scooping the toner so that the spiral protrusion discharges the toner from the opening when the opening is at a position upper than a horizontal line extended through the axis.