Cylindrical rotary transducer

Dynamic magnetic information storage or retrieval – Record transport with head moving during transducing – Tape record

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Details

310 71, 310184, 310198, 310208, 310254, 310261, G11B 5027

Patent

active

050237349

ABSTRACT:
In a cylindrical rotary transducer having a stator core cylindrically formed from a high permeability material, a rotary core disposed coaxially with the stator core and cylindrically formed from a high permeability material, and a stator coil and rotor coil disposed respectively on the stator core and the rotary core so as to confront each other; the cylindrical rotary transducer comprises a disk-shaped terminal member mounted on one of the stator and rotary cores, having a plurality of projections radially formed on an outer peripheral edge thereof, and terminals connectd to one of the stator and rotor coils being fastened to the projections; and a supporting element for supporting one of the stator and rotary cores from the other in a rotatable relationship.

REFERENCES:
patent: 4039875 (1977-08-01), Morreale
patent: 4446497 (1984-05-01), Hirayama
patent: 4471250 (1984-09-01), Snider
patent: 4539604 (1985-09-01), Namiki
patent: 4564876 (1986-01-01), Takahashi
patent: 4639805 (1987-01-01), Hirota
patent: 4724346 (1988-02-01), Klein
patent: 4737676 (1988-04-01), Maemine
patent: 4779330 (1988-10-01), Genco
patent: 4806808 (1989-02-01), Grecksch
patent: 4882635 (1989-11-01), Sanai

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