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.
Patent No.:
Date of Patent:
Jan. 12, 2016
Filed:
Sep. 12, 2013
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Daisuke Suzuki, Tokyo, JP;
Sadao Miura, Tokyo, JP;
MITSUBISHI HEAVY INDUSTRIES, LTD., Tokyo, JP;
Abstract
The present invention provides an accelerating structure capable of increasing a degree of vacuum at a middle part inside the accelerating structure while confining an alternating electric field to the inside. An accelerating structureis formed of a plurality of annular discsandserially connected into a cylindrical shape. At least one of the discsdisposed at a middle part of the accelerating structureincludes: a choke structure formed by a choke filter; and a vacuum portopened in an outer circumferential surface of the disc on an outer circumferential side radially outward from the choke structure, and the vacuum portis connected to an external exhaust device.