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:
Jun. 16, 2020
Filed:
Mar. 09, 2018
Fuji Xerox Co., Ltd., Tokyo, JP;
Takafumi Wakai, Kanagawa, JP;
Takashi Akaike, Kanagawa, JP;
FUJI XEROX CO., LTD., Minato-ku, Tokyo, JP;
Abstract
A developing device includes a housing including a development opening and a containing unit that contains a developer, a developer carrier that rotates to pass through the development opening while holding the developer in the containing unit of the housing, an inlet portion of a flow path located in the housing at a portion including a downstream edge portion of the development opening on a downstream side in a rotation direction of the developer carrier, the inlet portion taking in part of an airflow caused by a rotation of the developer carrier to allow the part of the airflow to flow over an outer surface of the housing, and a guide member extending toward the developer carrier from a portion of the housing on a side of the inlet portion opposite to the development opening to guide the part of the airflow to the inlet portion.