H - Electricity – 04 – R
Patent
H - Electricity
04
R
179/30
H04R 11/08 (2006.01) H04R 11/12 (2006.01)
Patent
CA 1147269
ABSTRACT OF THE DISCLOSURE A pickup cartridge comprises a magnetic circuit having an air gap, a coil wound on the magnetic circuit and a cantilever having a permanent magnet inserted in to the air gap. In this case, the magnetic circuit comprises a delta-shaped jointless core having the air gap at its vertical angle, and the coil is inserted through the air gap and fixed to the core.
361365
Sakano Askio
Shikakura Kunio
Tamaru Hideshi
Yoshida Kimiyoshi
Gowling Lafleur Henderson Llp
Sony Corporation
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