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Title:
IMAGE FORMING APPARATUS
Document Type and Number:
Japanese Patent JP2015184606
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an image forming apparatus that can suppress backflow of a toner to a developing unit to further increase recovery efficiency of the toner.SOLUTION: An image forming apparatus includes: a photoreceptor; a developing unit 11 that develops an electrostatic latent image on the photoreceptor with a developer; a suction duct 31 that has one end provided in the vicinity of the developing unit; a recovery box 40 that is connected with the other end of the suction duct 31, accommodates a suction fan and a filter provided on the upstream side of the suction fan, and sucks a developer scattered on the developing unit 11 by the suction fan through the suction duct to be adsorbed on the filter; a vibration motor that vibrates the filter; an air assist fan 55 that blows the air to the inside of the duct in the middle of the suction duct 31; and a control unit that drives the air assist fan 55 during non-image formation period and drives the developing unit 11 when driving the air assist fan 55.

Inventors:
MATSUI KANEYUKI
ISHIHARA TSUTOMU
SASAKI ASAMI
TAUCHI YASUHIRO
IMANISHI YASUSHI
Application Number:
JP2014063057A
Publication Date:
October 22, 2015
Filing Date:
March 26, 2014
Export Citation:
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Assignee:
KYOCERA DOCUMENT SOLUTIONS INC
International Classes:
G03G15/08; G03G21/00
Domestic Patent References:
JPH0934246A1997-02-07
JP2007249012A2007-09-27
JP2009276498A2009-11-26
JP2003280496A2003-10-02
JPH11327295A1999-11-26
Attorney, Agent or Firm:
Yuji Okuyama