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. 30, 2012
Filed:
May. 21, 2008
Jumpei Hobo, Osaka, JP;
Koji Murase, Hyogo, JP;
Hiroyuki Ueda, Osaka, JP;
Nobuhiro Horiuchi, Nara, JP;
Hidenori Takenaka, Osaka, JP;
Tomoyuki Oda, Kyoto, JP;
Jumpei Hobo, Osaka, JP;
Koji Murase, Hyogo, JP;
Hiroyuki Ueda, Osaka, JP;
Nobuhiro Horiuchi, Nara, JP;
Hidenori Takenaka, Osaka, JP;
Tomoyuki Oda, Kyoto, JP;
Abstract
A liquid-level detection device detects the liquid level in the developer storing container for storing liquid developer, and includes a first water wheel, a first rotation detection mechanism, and first liquid-level detection device. The first water wheel is disposed in the interior of the developer storing container, and is configured to be rotated by liquid developer to be supplied to the developer storing container. The first rotation detection mechanism is configured to detect a rotation state of the first water wheel. The first liquid-level detection device detects the liquid level of liquid developer based on a result detected by the rotation detection mechanism.