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:
Nov. 20, 2012
Filed:
Sep. 02, 2010
Sung Ho Hong, Seoul, KR;
Hyun Min Kim, Seoul, KR;
Dong Nyung Lim, Seoul, KR;
Eun Hwa Kim, Seoul, KR;
Sung Ho Hong, Seoul, KR;
Hyun Min Kim, Seoul, KR;
Dong Nyung Lim, Seoul, KR;
Eun Hwa Kim, Seoul, KR;
LG Innotek, Co., Ltd., Seoul, KR;
Abstract
A lighting device and a gap member and a lens used in a lighting device. The lens may include a circular incident surface that has a furrow surface crossing a surface and prism surfaces formed at both sides of the furrow surface; and an exit surface that reflects and transmits light traveling inside through the incident surface to the outside. The gap member may include a ring-shaped reflective portion having a declined surface toward the center; and a ring-shaped wall extending downward coaxially with the reflective portion, and has a flat ring shape. The lighting device may include a substrate; a light emitting unit including a plurality of LEDs mounted on the substrate; a case body accommodating the light emitting unit; a lens disposed on the light emitting unit; a first waterproof ring disposed around the lens; and a case cover having an opening that exposes the lens, and combined with the case body and the first waterproof ring.