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:
Oct. 19, 2010
Filed:
Aug. 28, 2007
Eiji Kawahara, Nagoya, JP;
Eiji Kawahara, Nagoya, JP;
Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi-ken, JP;
Abstract
One aspect of the present invention can include an image forming apparatus having an image forming portion configured to form an image using developer, a recovery portion configured to recover the developer, a accommodating portion having a first chamber for accommodating developer recovered by the recovery portion, a second chamber which is connected to the first chamber and has a groove, a partition member positioned between the first chamber and the second chamber and which is movable by a pressure of the developer deposited in the first chamber, and a sensing portion having two positions for sensing developer deposited in the groove.