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US 6,650,057 B2Granted
Magnetron and microwave heating device
AssigneeSanyo Electric Co., Ltd.
InventorsNoriyuki Murao, Kazuki Miki, Setsuo Hasegawa, Noriyuki Okada, Satoshi Nakai
Life of this patent
Estimating the term…
Abstract
A magnetron including a cathode terminal of a magnetron main body and an inductor connected to the cathode terminal to constitute a filter, wherein the inductor includes an air-core coarse inductor and a cored inductor connected in series, the air-core coarse inductor being connected to the cathode terminal side, and the air-core coarse inductor includes a large pitch winding provided on the cathode terminal side and a small pitch winding provided on the opposite side.
Claims9
A magnetron comprising:
- a cathode terminal of a magnetron main body and an inductor connected to the cathode terminal to constitute a filter, wherein
- the inductor includes an air-core coarse inductor and a cored inductor connected in series, the air-core coarse inductor being connected to a cathode terminal side and
- the air-core coarse inductor includes a large pitch winding provided on the cathode terminal side and a small pitch winding provided on an opposite side of the cathode terminal side.
Dependencies are inferred from the claim text.