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Title:
ILLUMINATION LAMP
Document Type and Number:
Japanese Patent JP2017191796
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To prevent circuit components from being visible from the outside when the circuit is disposed on a substrate of an illumination lamp.SOLUTION: An illumination lamp includes: a substrate 52 on which light-emitting diodes (LEDs 51) are mounted; a base (a heat sink 54) having a substrate attachment surface 69 to which the substrate 52 is attached; a reflection plate (a blind plate 80) which is disposed in an inclining state relatively to the substrate attachment surface 69; a translucent enclosure (a glass pipe 56) which is disposed so as to cover the light-emitting diodes (the LEDs 51). The reflection plate (the blind plate 80) is disposed at a position located between the substrate attachment surface 69 of the base and an inner surface of the enclosure and separated from the inner surface of the enclosure (the glass pipe 56).SELECTED DRAWING: Figure 1

Inventors:
TAWARA ATSUSHI
Application Number:
JP2017149286A
Publication Date:
October 19, 2017
Filing Date:
August 01, 2017
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
F21K9/275; F21V7/00; F21V23/00
Domestic Patent References:
JP3152991U2009-08-20
JP2009295587A2009-12-17
JP2010003683A2010-01-07
JP2010171236A2010-08-05
JP2007020856A2007-02-01
Attorney, Agent or Firm:
Mizoi International Patent Service Corporation