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

Claim 8:
9. An image forming apparatus comprising:
a fixing member configured to come into contact with a toner image transfer surface of a transferred sheet to which a toner image has been transferred, 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 formation condition of the transferred sheet 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 fixing member includes an endless belt-shaped member,
the heater has a plate-like shape and is provided in contact with an inner peripheral surface of the fixing member at a position facing, with the fixing member interposed therebetween, the transferred sheet passing through the contact position,
the temperature sensor is provided on a second surface of the heater opposite to a first surface of the heater in contact with the inner peripheral surface of the fixing member, and detects a temperature at an arrangement position, and
the detection position includes the arrangement position of the temperature sensor.