Measuring and testing – Vibration – By mechanical waves
Patent
1984-09-28
1986-05-06
Birmiel, Howard A.
Measuring and testing
Vibration
By mechanical waves
73637, 73638, G01N 2904
Patent
active
045863792
ABSTRACT:
Remote-controlled system for moving an ultrasonic transducer assembly around a pipe where it has a welded joint between a straight pipe section and a curved or straight pipe section. The system includes a platform movable along an arm projecting from a carriage on a track around the pipe, and a pressure cylinder and universal joint connecting the platform to the transducer assembly. Couplant fluid is fed continuously to the surface of the assembly engaging the pipe as it slides over the pipe.
REFERENCES:
patent: 4279158 (1981-07-01), Kajiyama et al.
patent: 4331034 (1982-05-01), Takeda et al.
patent: 4383448 (1983-05-01), Fujimoto et al.
patent: 4387598 (1983-06-01), Jamieson
patent: 4389894 (1983-06-01), Kajiyama
patent: 4474064 (1984-10-01), Naruse et al.
patent: 4515018 (1985-05-01), Kajiyama
Birmiel Howard A.
Glenn John F. C.
Virginia Corporation of Richmond
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