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:
Jul. 25, 2017
Filed:
Apr. 10, 2014
Konica Minolta, Inc., Chiyoda-ku, JP;
Masahiko Tanaka, Toyokawa, JP;
Satoko Tanaka, Toyokawa, JP;
KONICA MINOLTA, INC., Chiyoda-Ku, Tokyo, JP;
Abstract
A light guide having; an entrance portion; a light-splitting portion; a first and a second light guide portion; and a first and a second reflective portion provided in or on the first and second light guide portions, respectively. The first and second light guide portions emit light reflected by the first reflective portion and light reflected by the second reflective portion to outside as a first linear light beam and a second linear light beam, respectively. The light-splitting portion projects toward the entrance portion, and has a first inclined surface, a second inclined surface and a connecting section. The entrance portion has a light-diffusing section opposed to the connecting section in a direction of optical axis, and the light-diffusing section diffuses the light emitted from the point light source toward the first light guide portion and the second light guide portion.