Abstract: Provided is a temperature measurement device including: a case; a flexible printed circuit board attached to the case; a pressing plate; and an elastic body, in which: the flexible printed circuit board includes a thermistor element region; the elastic body is interposed between the thermistor element region and the pressing plate; the pressing plate is configured to press the thermistor element region through the elastic body; the case has a through-hole; as viewed in a direction of pressing the thermistor element region by the pressing plate, the thermistor element region and the elastic body are positioned within an area where the through-hole is provided; and the thermistor element region is configured to protrude, through the through-hole, from an attachment surface side of the case attached to the flexible printed circuit board toward a surface side of the case opposite to the attachment surface side.

Abstract: A temperature measurement device includes: a case fixed to a measurement target product; a flexible printed circuit board attached to the case; and a thermistor element mounting portion having a thermistor element to be electrically connected to a wiring provided on the flexible printed circuit board, the case has a holding portion for holding the thermistor element mounting portion and a support portion for supporting the holding portion, the holding portion is connected through a hinge portion to a case body provided with the support portion, and the holding portion is supported by the support portion in such a manner that the holding portion is folded back to bend the hinge portion.