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:
Sep. 29, 2026
Filed:
Nov. 03, 2023
Nuctech Company Limited, Beijing, CN;
Nuctech Company Limited, Beijing, CN;
Abstract
The present application relates to a blocker rotary-switching device, a control method thereof and an accelerator, the device including: a plurality of blockers for changing dose distribution of rays output from an accelerating tube of an accelerator, the plurality of blockers including blockers which have different change amounts to the dose distribution; and a rotary switch installed with the plurality of blockers and switching positions where the blockers are installed by rotation so as to locate the blocker at an installation position corresponding to a target dose distribution at an outlet of the accelerating tube. By providing a plurality of blockers and rotatably switching the plurality of blockers, a plurality of dose distributions can be achieved without frequently replacing the blocker.