Claims
- 1. An image forming apparatus comprising:
- image forming means for forming an unfixed image on a recording material, said image forming means starting an image forming operation after input of a printing signal;
- fixing means having a heating member for fixing the unfixed image on the recording material, being maintained to keep a fixing temperature during an image fixing operation, and a back-up member for forming a nip in cooperation with said heating member; and
- temperature changing means for changing the fixing temperature in accordance with an interval of printing signals.
- 2. An apparatus according to claim 1, further comprising:
- a recording material accommodating portion, and
- feeding means for feeding the recording material from said accommodating portion, wherein said feeding means starts feeding in response to input of the printing signal.
- 3. An apparatus according to claim 1, wherein said temperature changing means sets a higher temperature when the interval is shorter.
- 4. An apparatus according to claim 1, wherein said temperature changing means sets the fixing temperature at a first temperature when the interval of printing signals is shorter than a predetermined interval, and said temperature changing means sets the fixing temperature at a second temperature which is lower than the first temperature when the interval of printing signals is larger than the predetermined interval.
- 5. An apparatus according to claim 1, further comprising interval detecting means for detecting an input interval of the printing signals.
- 6. An apparatus according to claim 5, wherein said interval detecting means counts a time period after input of a first printing signal.
- 7. An apparatus according to claim 5, further comprising correcting means for correcting a value detected by said interval detecting means in accordance with a size of the recording material.
Priority Claims (1)
Number |
Date |
Country |
Kind |
5-013476 |
Jan 1993 |
JPX |
|
Parent Case Info
This application is a continuation of application Ser. No. 08/187,906 filed Jan. 28, 1994 now abandoned.
US Referenced Citations (8)
Foreign Referenced Citations (5)
Number |
Date |
Country |
59-231573 |
Dec 1984 |
JPX |
63-133177 |
Jun 1988 |
JPX |
63-184777 |
Jul 1988 |
JPX |
5-27641 |
Feb 1993 |
JPX |
3-178433 |
Feb 1993 |
JPX |
Continuations (1)
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Number |
Date |
Country |
Parent |
187906 |
Jan 1994 |
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