Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Distributed parameter resonator-type magnetron
Patent
1995-03-02
1997-06-03
Lee, Benny T.
Electric lamp and discharge devices: systems
Combined load device or load device temperature modifying...
Distributed parameter resonator-type magnetron
315 3975, H01J 2550, H01J 2305
Patent
active
056357974
ABSTRACT:
A magnetron having eight anode vanes (2) arranged radially inside an anode cylinder (3) and a helically coiled, directly heated filament positioned along the anode cylinder. The magnetron oscillates at a basic frequency of 2450 MHz. The external diameter of the helically coiled, directly heated filament is in the range of 2.6 to 3.2 mm, and the diameter between the internal ends of the anode vanes is in the range of 7.0 to 8.0 mm.
REFERENCES:
patent: 2765425 (1956-10-01), Millman
patent: 2810094 (1957-10-01), Derby et al.
patent: 3944872 (1976-03-01), Wilbur et al.
patent: 4410833 (1983-10-01), Ganguly et al.
patent: 4855645 (1989-08-01), Kinuno et al.
patent: 5049782 (1991-09-01), Aiga et al.
Ito Yuichi
Kitakaze Seiji
Kuga Masumi
Ogura Toshio
Oguro Tomokatsu
Hitachi , Ltd.
Hitachi Device Engineering & Co., Ltd.
Hitachi Electronic Devices Co. Ltd.
Lee Benny T.
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