Measuring and testing – Vibration – Sensing apparatus
Patent
1994-07-26
1996-03-05
Williams, Hezron E.
Measuring and testing
Vibration
Sensing apparatus
356358, 73655, G01B 902
Patent
active
054957672
ABSTRACT:
A laser vibrometer which includes a laser, a laser beam splitter, two reflectors, an optical processor which includes two optical sensors, a digitizer for converting an analog signal into a digital signal, a flip-flop circuit, and a counter.
REFERENCES:
patent: 3573805 (1971-04-01), Kelling
patent: 3715562 (1973-02-01), Dendy et al.
patent: 4165183 (1979-08-01), Hall et al.
patent: 4571083 (1986-02-01), Bu/ chner
patent: 5270790 (1993-12-01), Matsumura
Simpson James C.
Wang Xingwu
Alfred University
Ashraf Nashmiya
Greenwald Howard J.
Williams Hezron E.
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