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.:

US 9915893 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 13, 2018

Filed:

Oct. 21, 2016
Applicant:

Kyocera Document Solutions Inc., Osaka, JP;

Inventor:

Yukiko Kotani, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/08 (2006.01); G03G 15/09 (2006.01);
U.S. Cl.
CPC ...
G03G 15/0865 (2013.01); G03G 15/0851 (2013.01); G03G 15/0863 (2013.01); G03G 15/09 (2013.01);
Abstract

A developing device includes a housing for housing therein a developer containing toner and magnetic carrier, and a first sensor including an oscillation circuit and a coil board which is part of the oscillation circuit and on which a coil pattern is formed. A fitting portion formed by recessing an outer surface of the housing is provided in the housing so as to allow the coil board to be fitted at a position closer to the developer than the outer surface of the housing. The coil board is fitted into the fitting portion.


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