Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
LIGHTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/164001
Kind Code:
A1
Abstract:
Provided is a lighting device which suppresses diffusion of light to the outside of a light guide body in the vicinity of an end face of the light guide body. A lighting device (10) according to the present invention is provided with: a light emitting element (20); a holding member (30) which holds the light emitting element (20); and a long light guide body (40) which is engaged with the holding member (30) and is arranged so as to face the light emitting element (20). The light guide body (40) has an end face part (50) that faces the light emitting element (20); and a light collection part (52), which collects light emitted from the light emitting element (20), is integrally formed with the end face part (50).

Inventors:
SUZUKI, Masanori (118-1, Oaza Ota, Takanezawa-machi, Shioya-gu, Tochigi 17, 〒3291217, JP)
Application Number:
JP2019/007137
Publication Date:
August 29, 2019
Filing Date:
February 25, 2019
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
TS TECH CO., LTD. (7-27, Sakaecho 3-chome Asaka-sh, Saitama 12, 〒3510012, JP)
International Classes:
B60Q3/64; F21V8/00; F21W106/00; F21Y115/10; F21Y115/30
Foreign References:
JP2012089442A2012-05-10
JP2015065062A2015-04-09
JP2012009203A2012-01-12
JP2010266544A2010-11-25
JP2016152106A2016-08-22
JP2012086620A2012-05-10
JP2004095390A2004-03-25
Attorney, Agent or Firm:
AKIYAMA, Atsushi et al. (33F Ark Mori Building, 12-32 Akasaka 1-chome, Minato-k, Tokyo 33, 〒1076033, JP)
Download PDF: