Heating device and apparatus using member to be heated

A heating device comprising:

• a heating unit that is configured to heat a member to be heated, which is transported, as a result of a contact portion of the heating unit being in contact with the member to be heated;
• a heat pipe that contacts with a portion of the heating unit different from the contact portion in such a manner as to extend in a widthwise direction crossing a transport direction of the member to be heated and that includes a crimped portion formed at a first end of the heat pipe;
• and
• a power-supply connection unit that is disposed on a second end side of the heat pipe and that is connected to a wiring line through which power is supplied to the heating unit,
• wherein the heat pipe is in contact with the heating unit via a thermally conductive adhesive.