Laser ultrasonic property measurement apparatus

Details Laser ultrasonic property measurement apparatus Laser ultrasonic property measurement apparatus

2011-08-30

2011-08-30

Williams, Hezron (Department: 2856)

Measuring and testing

Vibration

By mechanical waves

Reexamination Certificate

active

08006560

ABSTRACT:
A mode of the present invention includes a transmitter (12) for shooting exciting laser light to an object of measurement (M) to excite ultrasonic waves in the object of measurement (M), a receiver (14) for shooting probing laser light to the object of measurement (M) to receive reflected light of probing laser light from the object of measurement (M) for detection of ultrasonic waves, a light blocking structure (16) having a first opening (16a) allowing the object of measurement (M) to pass therethrough and operable to accommodate the object of measurement (M), and a cover (18) operable to cover and open the first opening (16a).

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Office Action Issued Jan. 31, 2011, in Chinese Patent Application No. 200680054612.2 with English traslation.

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