Automatic flaw detection device

Details Automatic flaw detection device Automatic flaw detection device

1984-03-16

1985-11-26

Kreitman, Stephen A.

Measuring and testing

Vibration

By mechanical waves

73641, G01N 2904

Patent

active

045548358

ABSTRACT:
An automatic flaw detection apparatus comprises a supporting frame; a hollow shaft which is supported on said frame in a freely rotatable manner through a bearing, and through the interior of which passes a material to be inspected; a holder disposed within said hollow shaft, and extending in the longitudinal direction of the axis of said hollow shaft, and rotating in association with said hollow shaft; sensing means incorporated in said holder to detect any defect in said material to be probed; and a signal transmission device interposed between said hollow shaft and said supporting frame, and to transmit the flaw detection signal from said sensor means to outside.

REFERENCES:
patent: 3415111 (1968-12-01), Chattaway et al.
patent: 3533281 (1970-10-01), Hetherington
patent: 3791201 (1974-02-01), Dory
patent: 3854326 (1974-12-01), Hetherington et al.

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