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:
Jan. 31, 2017
Filed:
Oct. 02, 2013
Patlite Corporation, Osaka, JP;
Daisuke Shigematsu, Osaka, KR;
PATLITE Corporation, Osaka, JP;
Abstract
A signal indicator lamp includes an LED mounting substrate, and is made up of a plurality of consecutively provided lens unitswith cylindrical light guiding radiation portionsprovided so as to enclose the LED mounting substrate. An LEDis mounted at a position biased to the side of an end portionD from a central positionC in a short-side direction S of the LED mounting substrate. In the light guiding radiation portion, a slit portionis defined which is cut away in an axial direction X such that the LEDis arranged therein when the lens unitencloses the LED mounting substrate. Light made incident into the lens unitfrom incident surfacesbeing a pair of opposite end faces of the slit portionis guided by the light guiding radiation portion, and is radiated outward in the entire circumferential region thereof.