Patent ID: 11934122
Assignee: KYOCERA DOCUMENT SOLUTIONS INC.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. An image forming apparatus comprising:
an image forming portion configured to form a transferred sheet to which a toner image has been transferred;
a fixing member provided separately from the image forming portion and configured to come into contact with a toner image transfer surface of the transferred sheet, and fix the toner image on the transferred sheet;
a heater configured to heat the fixing member;
a temperature sensor configured to detect a temperature at a detection position separated from a contact position between the fixing member and the transfer surface;
a conveyance control portion configured to execute a conveyance process of conveying the transferred sheet to the contact position in a predetermined execution cycle;
a driving control portion configured to control driving of the heater so that the temperature detected by the temperature sensor matches a target temperature set based on the execution cycle;
an adjustment processing portion configured to execute an adjustment process of adjusting a condition for formation of the transferred sheet by the image forming portion and restrict the execution of the conveyance process until the adjustment process is completed; and
a stop processing portion configured to stop continuous execution of the conveyance process by the conveyance control portion when the restriction on the execution of the conveyance process by the adjustment processing portion continues beyond an allowable limit timing that is an execution timing of the conveyance process or thereafter, wherein
the driving control portion ends the driving control of the heater when the continuous execution of the conveyance process is stopped by the stop processing portion,
the image forming apparatus comprises a restart processing portion configured to restart the continuous execution of the conveyance process by the conveyance control portion after lifting of the restriction on the execution of the conveyance process when the continuous execution of the conveyance process is stopped by the stop processing portion, and
the driving control portion starts the driving control of the heater when the continuous execution of the conveyance process is restarted by the restart processing portion.