Abstract: With respect to a product having a resin bent part, an image is color-printed on the bent part. When the image is printed with respect to a head band 10 as a resin bent part of a headphone, load is applied to the head band 10 so as to stretch the head band. The stretched head band 10, in the stretched state, is fixed with a jig 40. Then color printing using UV ink is performed with an ink jet printer or the like with respect to the head band 10 fixed with the jig 40.

Abstract: A pulse abnormality detecting device comprises a band attached to a wrist, a first sliding member with which the band is armored and which slides in the circumference direction of the band along the band, a second sliding member which is slidably provided on the first sliding member and which slides in the axis direction of the band, a pulse sensor which is provided on the second sliding member and which is provided in such a manner that the position of the sensor can be adjusted to the inner side or the side of the band, and a pulse abnormality detecting unit for detecting the abnormality of the pulse from the output data of the pulse sensor. The device can accurately detect the pulse of a user with high precision, adapting to a personal difference.