Ultrasonic transducers for on-line applications

Details Ultrasonic transducers for on-line applications Ultrasonic transducers for on-line applications

1986-06-06

1987-12-15

Budd, Mark O.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

310321, 310328, 310334, 310336, 73644, H01L 4108

Patent

active

047135727

ABSTRACT:
A transducer for transmitting or receiving ultrasound in on-line applications is disclosed. The transducer comprises a piezoelectric element having the shape of a parallelepiped, and a nosepiece rigidly attached to a surface of the element and adapted for contact with sheet material through which ultrasound is propagated.

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patent: 4509153 (1985-04-01), Weight
patent: 4562372 (1985-12-01), Nakamura et al.
patent: 4603276 (1986-07-01), Coursant
Warren P. Mason, Physical Acoustics, vol. 1, pp. 225-226, 1964, Murray Hill, New Jersey.
Gary A. Baum and Charles C. Haberger, Jr., On-Line Measurement of Paper Mechanical Properties, pp. 20 & 22, Institute of Paper Chemistry, May 15, 1985, Appleton, Wisconsin.

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