Patent ID: 6259370
Filing Date: 2001-07-10
Classification: G01M

Abstract:
A leak sensor including a light-transmitting part constituted by a transparent or semitransparent material, said leak sensor irradiating said light-transmitting part with probe light in a state where said light-transmitting part is provided so as to face into a region subjected to leak detection, and detecting a leaked liquid according to a change in quantity of light reflected by a boundary between said light-transmitting part and said region subjected to leak detection;said leak sensor comprising attachment means for installing said leak sensor in said region subjected to leak detection,said attachment means comprising a ground portion grounded on said region subjected to leak detection; anda mounting portion, rising from said ground portion, adapted to mount said leak sensor in a state where said light-transmitting part is parallel to said ground portion and in a state where a predetermined space is formed therebetween.