Image forming apparatus which can form an image on a label sheet and control method thereof
First Claim
1. An image forming apparatus comprising:
- a sheet transport path;
a toner image transfer section along the sheet transport path at which a toner image is transferred to a sheet conveyed along the sheet transport path;
a heating unit downstream from the toner image transfer section in a sheet transporting direction, the heating unit having a plurality of heating members arranged along a sheet width direction; and
a control unit configured to determine locations of end portions of a label on the sheet in the sheet width direction, and during heating of the sheet by the heating unit, control heating members at locations facing the end portions of the label to generate less heat than the one or more of the other heating members.
1 Assignment
0 Petitions
Accused Products
Abstract
An image forming apparatus includes a sheet transport path, a toner image transfer section along the sheet transport path at which a toner image is transferred to a sheet conveyed along the sheet transport path, a heating unit downstream from the toner image transfer section in a sheet transporting direction, the heating unit having a plurality of heating members arranged along a sheet width direction, and a control unit. The control unit is configured to determine locations of end portions of a label on the sheet in the sheet width direction, and during heating of the sheet by the heating unit, control heating members at locations facing the end portions of the label to generate less heat than the one or more of the other heating members.
7 Citations
20 Claims
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1. An image forming apparatus comprising:
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a sheet transport path; a toner image transfer section along the sheet transport path at which a toner image is transferred to a sheet conveyed along the sheet transport path; a heating unit downstream from the toner image transfer section in a sheet transporting direction, the heating unit having a plurality of heating members arranged along a sheet width direction; and a control unit configured to determine locations of end portions of a label on the sheet in the sheet width direction, and during heating of the sheet by the heating unit, control heating members at locations facing the end portions of the label to generate less heat than the one or more of the other heating members. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An image forming apparatus comprising:
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a sheet transport path; a toner image transfer section along the sheet transport path at which a toner image is transferred to a sheet conveyed along the sheet transport path; a fixing unit downstream from the toner image transfer section in a sheet transporting direction, the fixing unit including a plurality of heating members arranged along a sheet width direction; and a control unit configured to determine locations of end portions of a label on the sheet in the sheet width direction, and during fixing of the sheet by the fixing unit, control heating members at locations facing the end portions of the label to generate no heat. - View Dependent Claims (10, 11, 12, 13, 14, 15)
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16. A method of forming an image on a label sheet, comprising:
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transferring a toner image onto a label formed on the label sheet; conveying the label sheet having the label with the toner image to a fixing unit; determining locations of end portions of the label on the label sheet in a sheet width direction; and heating the label sheet with a heater that has heating members that are arranged along the sheet width direction, while clamping the label sheet to fix the toner image onto the label, wherein during the heating, controlling the heating members at locations facing the end portions of the label to generate less heat than the one or more of the other heating members. - View Dependent Claims (17, 18, 19, 20)
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Specification