Pressure pulse source operable according to the traveling wave p

Details Pressure pulse source operable according to the traveling wave p Pressure pulse source operable according to the traveling wave p

1992-11-12

1994-05-31

Budd, Mark O.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

310335, 310800, 310317, H01L 4108

Patent

active

053172299

ABSTRACT:
A pressure pulse source for generating acoustic pressure pulses in an acoustic propagation medium has a foil arrangement formed by a number of electrically contacted piezoelectric foils stacked directly on top of one another with no interstices between the foils, and employs a drive system for driving the individual foils in succession according to the traveling wave principle.

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patent: 4725994 (1988-02-01), Kaneko et al.
patent: 5163436 (1992-11-01), Saitoh et al.

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