Patent ID: 7595464

Claim:
An infrared ray lamp comprising: two or more heating elements each having a long shape with at least one flat face and generating heat by virtue of application of a voltage, heating element holding means that disposes said heating elements in parallel so as to have a desired space therebetween and so that said flat faces of said heating elements have a predetermined angle with respect to a reference face, a glass tube in which said heating elements and said heating element holding means are sealed, and lead wire portions electrically connected to said heating elements and derived from the sealed portions of said glass tube, wherein said heating elements are carbonaceous heating elements including a carbonaceous substance and formed by firing, and said heating element holding means comprises; holding blocks which are made of a material having thermal conductivity, and which have slits for inserting and fixing said heating elements, and a spacer which is made of an insulation material, and which has cutouts for holding said holding blocks to have a desired interval and a desired angle by fitting said holding block into said cutouts.