Piezoelectric type pickup cartridge for stereo with pressing and

Details Piezoelectric type pickup cartridge for stereo with pressing and Piezoelectric type pickup cartridge for stereo with pressing and

1976-02-18

1977-10-11

Cardillo, Jr., Raymond F.

17910041P, H04R 116

Patent

active

040537218

ABSTRACT:
A piezoelectric type pickup cartridge comprises a cantilever, an intermediate member deformable in two orthogonal directions, a press member secured to the other end of said cantilever and adapted to transmit the movement of the cantilever to the intermediate member, a piezoelectric transducing element, a damper provided between the element and the base for holding the piezoelectric element between the intermediate member and the damper.

REFERENCES:
patent: 3055989 (1962-09-01), Bachman
patent: 3514550 (1970-05-01), De Vries
patent: 3673354 (1972-06-01), Oda et al.
patent: 3952171 (1976-04-01), Dieter
patent: 3975025 (1976-08-01), Obata et al.

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