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:
Dec. 20, 2005
Filed:
Jan. 23, 2004
Ichiro Yamashita, Hiroshima-ken, JP;
Yuichiro Kamino, Aichi-ken, JP;
Ikuo Wakamoto, Hiroshima-ken, JP;
Kazumasa Mihara, Hiroshima-ken, JP;
Ichiro Yamashita, Hiroshima-ken, JP;
Yuichiro Kamino, Aichi-ken, JP;
Ikuo Wakamoto, Hiroshima-ken, JP;
Kazumasa Mihara, Hiroshima-ken, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Abstract
A radiotherapy apparatus comprising an irradiation head having a linear accelerator and an intra-head waveguide unit whose one end portion is electromagnetically connected to the linear accelerator, a supporting moving mechanism which supports and moves the irradiation head on predetermined first spherical coordinates, a microwave oscillator which generates microwaves to be supplied to the irradiation head, and which is placed in a stationary position, a fixed waveguide unit having one end portion electromagnetically connected to the microwave oscillator, and the other end portion positioned on the supporting moving mechanism, and a moving waveguide unit having one end portion electromagnetically connected to the other end portion of the fixed waveguide unit positioned on the supporting moving mechanism.