Title:
MAGNETRON AND MICROWAVE-USING DEVICE
Document Type and Number:
WIPO Patent Application WO/2011/111395
Kind Code:
A1
Abstract:
Disclosed are a magnetron and a microwave-using device which does not reduce the cooling effect of heat being conducted to heat dissipation fins, and which is capable of improving the cooling efficiency of the magnetron. The disclosed magnetron is provided with: an anode cylindrical body having a permanent magnet on each end; and multiple heat dissipation fins which, disposed at a prescribed interval along the length direction of the aforementioned anode cylindrical body, have a contact portion contacting the outer peripheral surface of the aforementioned anode cylindrical body and an extended portion connected to the aforementioned contact portion and extending substantially horizontally from one end of the aforementioned contact portion. The outer peripheral surface of the aforementioned anode cylindrical body is exposed at the gaps between the heat dissipation fins along the length direction of the aforementioned anode cylindrical body.
Inventors:
SAITO, Etsuo (())
齋藤 悦扶 (())
齋藤 悦扶 (())
Application Number:
JP2011/001419
Publication Date:
September 15, 2011
Filing Date:
March 10, 2011
Export Citation:
Assignee:
Panasonic Corporation (1006, Oaza Kadoma Kadoma-sh, Osaka 01, 〒5718501, JP)
パナソニック株式会社 (〒01 大阪府門真市大字門真１００６番地 Osaka, 〒5718501, JP)
SAITO, Etsuo (())
パナソニック株式会社 (〒01 大阪府門真市大字門真１００６番地 Osaka, 〒5718501, JP)
SAITO, Etsuo (())
International Classes:
H01J23/00
Attorney, Agent or Firm:
OGURI, Shohei et al. (Eikoh Patent Firm, Toranomon East Bldg. 10F 7-13, Nishi-Shimbashi 1-chome, Minato-k, Tokyo 03, 〒1050003, JP)
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Claims: