Moving magnet pickup cartridge

Details Moving magnet pickup cartridge Moving magnet pickup cartridge

1976-05-28

1978-02-07

Konick, Bernard

17910041Z, 17910041K, H04R 1112

Patent

active

040728234

ABSTRACT:
An electrodynamic type cartridge comprises two coiled bodies composed of two frames or cores made of magnetic permeability material wound respectively by coils along the longitudinal direction thereof, the axes of which are positioned in parallel therewith, and a magnet or an armature made of magnetic permeability material integrally formed with a stylus cantilever, which is positioned in parallel with the axes of the coil frames and on the plane dividing equally the distance between the axes and is so designed that the magnet or the armature is adapted movably for the flux penetrating the coil to cut the coil at a right angle. The respective cores form the major portion of the magnetic path.

REFERENCES:
patent: 3014993 (1961-12-01), Narma
patent: 3665123 (1972-05-01), Ikeda
patent: 3763335 (1973-10-01), Morita
patent: 3987255 (1976-10-01), Kawakami

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