The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 08, 2015

Filed:

Nov. 03, 2014
Applicant:

Panasonic Intellectual Property Management Co., Ltd., Osaka-shi, Osaka, JP;

Inventors:

Kohei Kawata, Shiga, JP;

Takanori Handa, Shiga, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 25/50 (2006.01); H01J 23/00 (2006.01);
U.S. Cl.
CPC ...
H01J 25/50 (2013.01); H01J 23/005 (2013.01);
Abstract

A magnetron includes a cooling block having an annular continuous portion with opposite end portions opposed to each other, the cooling block being secured to an outer peripheral surface of the cylindrical anode body, the cooling block having a coolant circulation pathway defined therein, a tightening member engageable with the opposite end portions of the cooling block to tighten the cooling block by reducing a distance between the opposite end portions of the cooling block, and a pair of pipe joints each connected to a portion of the cooling block adjacent to one of the opposite end portions so as to communicate with the coolant circulation pathway. The tightening member is disposed between connecting portions of the pair of pipe joints with the cooling block so as to extend in a direction inclined with respect to a plane including an annular direction of the cooling block.


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