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. 03, 2019
Filed:
Jul. 06, 2017
Gigaphoton Inc., Tochigi, JP;
Yoshiaki Kurosawa, Oyama, JP;
Takashi Suganuma, Oyama, JP;
Gigaphoton Inc., Tochigi, JP;
Abstract
A beam dump apparatus may include: an attenuator module; a beam dump module; and a control unit. The attenuator module includes: a first beam splitter provided inclined with respect to the optical axis of a laser beam at a first angle; a second beam splitter provided inclined with respect to the optical axis at a second angle; a first beam dumper provided such that the laser beam from the first beam splitter enters thereinto; a second beam dumper provided such that the laser beam from the second beam splitter enters thereinto; and a first stage that causes the beam splitters to advance into and retreat from the optical path. The beam dump module includes: a mirror; a third beam dumper provided such that the laser beam from the mirror enters thereinto; and a second stage that causes the mirror to advance into and retreat from the optical path.