Plastic and nonmetallic article shaping or treating: processes – Including step of generating heat by friction
Patent
1992-04-09
1993-08-24
Derrington, James
Plastic and nonmetallic article shaping or treating: processes
Including step of generating heat by friction
264 86, C04B 3526
Patent
active
052386287
ABSTRACT:
A shaped product having a shape corresponding to a flare-like deflection yoke core is formed from clay as a raw material of ferrite by a wet molding method; parting grooves are formed in the inner or outer circumferential surface of the shape product while it is green; and the thus obtained shaped product is dried and calcined, whereby a deflection yoke core is produced.
REFERENCES:
patent: 1491079 (1924-03-01), Champion
patent: 2395295 (1946-02-01), Rowland
patent: 5013500 (1991-05-01), Hamanaka
Mori Toshihiko
Suzuki Takaichi
Derrington James
Mitsubishi Denki & Kabushiki Kaisha
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