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:
Nov. 19, 2019
Filed:
Aug. 06, 2018
Gigaphoton Inc., Tochigi, JP;
Yukio Watanabe, Oyama, JP;
Hiroshi Someya, Oyama, JP;
Yuki Kawashima, Oyama, JP;
Yuto Tanaka, Oyama, JP;
Gigaphoton Inc., Tochigi, JP;
Abstract
An optical unit and an optical path tube are easily connected. A structure of connection between a side surface () of the optical unit and the optical path tube includes: an extensible tube () constituting at least a part of the optical path tube, the extensible tube being extensible in a tube axis direction; a flange () attached to one end of the optical path tube; a flange receiving part () provided on the optical unit, the flange receiving part () receiving a front surface () of the flange (), the front surface () of the flange () being an end surface on an open side; and a biasing part () configured to bias at least a part of the optical path tube in a direction in which the extensible tube () extends.