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.:

US 8517561 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 27, 2013

Filed:

Nov. 16, 2010
Applicant:

Toshiaki Murai, Osaka, JP;

Inventor:

Toshiaki Murai, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 13/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

An optical member of a strobe device includes a first incident face receiving a main beam radiated forward from a light transparent section, a pair of second incident faces receiving a complementary beam radiated forward and obliquely from the light transparent section, a pair of total reflection faces for reflecting totally and forwardly the complementary beam coming from the second incident faces, and a beam-emitting face through which the main beam and the complementary beam go outward. Each of the pair of total reflection faces is formed of a curved face, and two tangential lines to the curved faces at starting points located on a discharge tube side cross each other at an intersection point behind the center of the discharge tube and yet in front of the outer peripheral face of the glass tube.


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Murai, Toshiaki. (2013). Strobe device and imaging device (U.S. Patent No. 8517561). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8517561

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