Title:
Image forming device
Document Type and Number:
Japanese Patent JP6260251
Kind Code:
B2
Abstract:
There is provided an image forming apparatus, including: an image forming unit; a sheet detector positioned on a sheet conveyance path at an upstream side of the image forming unit; a conveyance belt; an image detector; and a controller. The controller is configured to perform: detecting a front end of the sheet; forming a mark image to extend over the conveyance belt and the sheet; detecting the mark image; measuring a mark conveyance time; obtaining a time elapsed based on the mark conveyance time; and forming the image when the obtained time passes from the front end of the sheet is detected.
Inventors:
Masafumi Inoue
Noriyuki Iwama
Noriyuki Iwama
Application Number:
JP2013258774A
Publication Date:
January 17, 2018
Filing Date:
December 16, 2013
Export Citation:
Assignee:
Brother Industries, Ltd.
International Classes:
G03G21/14; B41J25/20; B41J29/38; G03G15/00
Domestic Patent References:
| JP2012137533A | ||||
| JP2008003484A | ||||
| JP2007091351A | ||||
| JP2010284890A | ||||
| JP2013130640A | ||||
| JP2010064263A | ||||
| JP2013148759A | ||||
| JP2012123268A | ||||
| JP5216333A |
Foreign References:
| US20130147110 |
Attorney, Agent or Firm:
Patent Business Corporation Cosmos Patent Office