Title:
LIGHTING DEVICE FOR BEACON
Document Type and Number:
WIPO Patent Application WO/2019/164096
Kind Code:
A1
Abstract:
A lighting device for a beacon is disclosed. The lighting device for a beacon comprises: a first reflector having, as the inner surface thereof, a paraboloid of which the cross-sectional shape is a parabola, wherein the paraboloid is a first reflective surface; a second reflector having a conical shape, wherein the outer surface of the cone is a second reflective surface facing the paraboloid; a standing bar having a lower end portion connected to an upper end portion of the cone of the second reflector, wherein the upper end portion extends toward the focal point of the paraboloid of the first reflector; a light source arranged on the upper end portion and in the circumferential direction of the standing bar; and a power supply unit for supplying power to the light source.
Inventors:
YANG HYUN KYOUNG (KR)
LEE SUNG JAE (KR)
LEE SUNG JAE (KR)
Application Number:
PCT/KR2018/013810
Publication Date:
August 29, 2019
Filing Date:
November 13, 2018
Export Citation:
Assignee:
NAT UNIV PUKYONG IND UNIV COOP FOUND (KR)
International Classes:
F21V7/00; F21K9/68; F21K9/69; F21V7/04; F21V7/06; G02B3/00; G02B3/02; F21Y115/10
Foreign References:
| KR101803185B1 | 2017-11-29 | |||
| JP2010226102A | 2010-10-07 | |||
| KR101216034B1 | 2012-12-27 | |||
| KR200380179Y1 | 2005-03-29 | |||
| JP2013197018A | 2013-09-30 |
Attorney, Agent or Firm:
NAM, Gun Pil et al. (KR)
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