Title:
A motor controlling device, a sheet conveying device, and an image forming device
Document Type and Number:
Japanese Patent JP6173373
Kind Code:
B2
Abstract:
A motor controller includes a drive control portion. The drive control portion is configured to: execute feedback control of a drive current to be supplied to a drive motor, by using an inputted control signal indicating a target rotation speed for the drive motor and a detection signal of a rotation speed detection portion configured to detect a rotation speed of the drive motor; control the drive current in a first control period in which the target rotation speed is changed, such that the drive current is equal to or less than a predetermined first upper limit; and control the drive current in a second control period in which the target rotation speed is constant, such that the drive current is equal to or less than a predetermined second upper limit less than the first upper limit.
Inventors:
Naohiro Anan
Application Number:
JP2015032049A
Publication Date:
August 02, 2017
Filing Date:
February 20, 2015
Export Citation:
Assignee:
Kyocera Document Solutions Co., Ltd.
International Classes:
H02P7/29; H02P6/06
Domestic Patent References:
| JP2070280A | ||||
| JP2012000888A | ||||
| JP2015031890A | ||||
| JP2012029457A | ||||
| JP2273268A | ||||
| JP2002002039A | ||||
| JP3215180A | ||||
| JP201285512A |
Attorney, Agent or Firm:
Kazuyuki Tanemura
Hironobu Hanayama
Hironobu Hanayama