Measuring and testing – Vibration – Sensing apparatus
Patent
1989-11-20
1990-09-11
Yasich, Daniel M.
Measuring and testing
Vibration
Sensing apparatus
250342, 374 46, 374124, 73658, G01D 0528, G01H 1300
Patent
active
049552368
ABSTRACT:
Method for observation of vibration mode in which a substance inclusive of structures and materials to be observed in vibration mode is vibrated, heat generated by giving vibration is held at the vibrating parts, infrared emission energy emitted from the substance is optically detected to visually display the distribution of temperature change at each vibrating part as thermal imagery.
REFERENCES:
patent: 4218614 (1980-08-01), Miller
patent: 4733079 (1988-03-01), Adams et al.
patent: 4875373 (1989-10-01), Twerdochlib
patent: 4885633 (1989-12-01), Buck
Saizyo Hidehiko
Yokoyama Kenji
NEC Environment Engineering Ltd.
Yasich Daniel M.
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