Patent ID: 11892786
Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. An image heating device comprising:
a conveyance belt to convey a recording medium that includes an image, wherein the conveyance belt includes a heat generation layer to generate heat by energization;
a pressing member located adjacent the conveyance belt;
a rotary driving member extending along a rotation axis to drive the conveyance belt in a movement direction about the rotation axis, wherein the rotary driving member is located adjacent the pressing member to position the conveyance belt between the pressing member and the rotary driving member so as to form a contact width extending in the movement direction, where the conveyance belt contacts both the pressing member and the rotary driving member; and
three electrode portions including a first electrode portion, a second electrode portion, and a third electrode portion that are in contact with the heat generation layer of the conveyance belt, and spaced apart in the movement direction to form a first heat generation region between the first electrode portion and the second electrode portion, and to form a second heat generation region between the second electrode portion and the third electrode portion,
wherein the second heat generation region is located outside the contact width.