Patent ID: 8649699

Claim:
A fixing device comprising: a heating roller body that is a cylindrical member configured to rotate about a first axis and extending in a first axial direction, the heating roller body being formed with a roller through-hole extending in the first axial direction; a heater insertable into the roller through-hole and configured to generate heat, the heater extending in a longitudinal direction in parallel with the first axial direction and having one end in the longitudinal direction; a power supply terminal fixed to the one end; a terminal plate attached to the power supply terminal and configured to supply electric power to the heater; and a fixing frame configured to rotatably support the heating roller body and to fixedly support the heater, and wherein the terminal plate comprises: an attached portion attached to the power supply terminal; an engaging portion that is a plate member extending from the attached portion in a first radial direction of the heating roller body and arranged in parallel with the longitudinal direction, the engaging portion being engaged with the fixing frame; and an engaging terminal portion that is a plate member connected to the attached portion and extending in a second radial direction of the heating roller body, the engaging terminal portion intersecting with an imaginary line extending along the longitudinal direction of the heater and passing through the heater, the second radial direction being a same direction as the first radial direction, the engaging terminal portion being inserted into a connector connected to an end portion of a cable for supplying the electric power to the heater.