Measuring and testing – Vibration – By mechanical waves
Patent
1979-06-15
1981-11-03
Kreitman, Stephen A.
Measuring and testing
Vibration
By mechanical waves
73644, G01N 2904
Patent
active
042978866
ABSTRACT:
An ultrasonic flaw detector for immersion testing of articles, comprising a focusing planoconcave lens whose concave surface is conical, a piezoelectric plate of trapezoidal shape with electrodes applied on to the surface thereof, and an ultrasonic oscillation attenuation unit, all three elements contacting each other and being arranged in the order given so that the concave surface of the focusing planoconcave lens and the piezoelectric plate have a common main symmetry plane and the directrix of the concave surface of the focusing planoconcave lens is disposed at the side of the larger base of the piezoelectric plate.
REFERENCES:
patent: 3165922 (1965-01-01), Worlton
patent: 3237623 (1966-03-01), Gordon
patent: 3663842 (1972-05-01), Miller
patent: 3958559 (1976-05-01), Glenn et al.
patent: 4195530 (1980-04-01), Ross et al.
V. V. Klyuev, Instruments for Non-Destructive Methods of Flaw Detection in Articles, pp. 4-16, 1976.
L. Bergman, Ultrasonics and Its Use in Science and Engineering, pp. 1-4, 1956.
Krautkramer GmbH Catalogue, "Finders With a Variable Viewing Angle", items 3 and 4.
Anikeev Yakov F.
Panikov Nikolai N.
Ripny Viktor N.
LandOfFree
Ultrasonic flaw detector for immersion testing of articles does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Ultrasonic flaw detector for immersion testing of articles, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Ultrasonic flaw detector for immersion testing of articles will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1058893