Ultrasonic transducer component and process for making the same

Communications – electrical: acoustic wave systems and devices – Signal transducers

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29594, H04R 102, H04R 3100

Patent

active

046959866

ABSTRACT:
Ultrasonic transducer assembly having a piston with a substantially planar surface formed of a conducting material. An insulating foil element having first and second surfaces overlying the substantially planar surface of the piston. The foil has a conducting layer carried by the first surface. A plurality of spaced apart support elements are disposed between the substantially planar surface of the piston and the second surface of the foil.

REFERENCES:
patent: 2289950 (1942-07-01), Wolfskill
patent: 3825779 (1974-07-01), de Klerk
patent: 3940638 (1976-02-01), Terayama
patent: 4025954 (1977-05-01), Bert
patent: 4081626 (1978-03-01), Muggli et al.
patent: 4118649 (1978-10-01), Shwartzman
patent: 4243960 (1981-01-01), White et al.
patent: 4510410 (1985-04-01), Yuhova et al.
patent: 4516049 (1985-05-01), Mikoshiba et al.
Kuhl et al., Acustica Publication: "Condenser Transmitters and Microphones . . . ", vol. 4, No. 5, 1954, pp. 519-532.

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