Patent ID: 9594334
Date: 2017-03-14
CPC Classifications: G03G,H05B

Claim:
1. A heater usable with an image heating apparatus including an electric energy supplying portion provided with a first terminal and a second terminal, a connector portion electrically connected with the electric energy supplying portion, and an endless belt for heating an image on a sheet, wherein said heater is contactable to the belt to heat the belt, said heater comprising: a substrate; at least one first electrical contact provided on said substrate and electrically connectable with the first terminal through the connector portion; a plurality of second electrical contacts provided on said substrate and electrically connectable with the second terminal through the connector portion; a plurality of electrode portions including first electrode portions electrically connected with said first electrical contact and second electrode portions electrically connected with said second electrical contacts, said first electrode portions and said second electrode portions being arranged alternately with predetermined gaps in a longitudinal direction of said substrate; and a plurality of heat generating portions provided between adjacent ones of said electrode portions so as to electrically connect between adjacent electrode portions, said heat generating portions being capable of generating heat by an electric power supplied between adjacent electrode portions; wherein said first electrical contact and said second electrical contacts are all disposed in one end portion side of said substrate with respect to the longitudinal direction.