Title:
LAMP, LAMP APPARATUS AND WATERPROOF PACKING
Document Type and Number:
Japanese Patent JP2014167945
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To improve a water-proof state between a lamp and a lamp holder.SOLUTION: This invention relates to an LED lamp 1 attached to an opening part of a lamp holder 60 installed outdoor through an annular water-proof packing 70. This LED lamp comprises a light emitting part 12 for emitting light by LED 15, a body part 2 connected to the light emitting part 12, heat radiation fins 25 arranged at the connecting part of the body part 2 with the light emitting part 12, and a ferrule 3 arranged at a terminal end 2A of the body part 2. A conical part 40 at an intermediate part of the body part 2 between each of the heat radiation fins 25 and the ferrule 3 is formed into a conical shape tapered toward the terminal end 2A; the annular water-proof packing 70 is formed into an annular shape that is fitted to the conical part 40; and the annular water-proof packing 70 is engaged with an opening edge 66 of the opening part of the lamp holder 60 to form a water-proof structure.
Inventors:
KAWAJIRI KENJI
BANBA HIROYUKI
OMURO TADASHI
BANBA HIROYUKI
OMURO TADASHI
Application Number:
JP2014125282A
Publication Date:
September 11, 2014
Filing Date:
June 18, 2014
Export Citation:
Assignee:
IWASAKI ELECTRIC CO LTD
International Classes:
F21S2/00; F21Y101/02
Attorney, Agent or Firm:
Patent business corporation クシブチ international patent firm