Title:
HERMETICALLY SEALED LED LAMP
Document Type and Number:
WIPO Patent Application WO/2015/053076
Kind Code:
A1
Abstract:
[Problem] The objective of the present invention is to provide a hermetically sealed LED lamp having a highly cooling and heat-dissipating function and wherein no discoloration arises in the LED element.
[Solution] This hermetically sealed LED lamp is a hermetically sealed LED lamp having an outer bulb covering an LED light source and has a mixed gas of helium and oxygen comprising at least oxygen mixed into helium sealed inside the outer bulb. Alternatively to the mixed gas, a helium gas sealed inside the outer bulb and a solid oxygen dispenser may be provided, so that, when lighting the lamp, the mixed gas of helium and oxygen is generated inside the outer bulb with the oxygen supplied from the oxygen dispenser.
Inventors:
ISHIKAWA YOSUKE (JP)
RIKUNA MASAMI (JP)
MATSUMOTO YASUHISA (JP)
MATSUZAKI MASAYUKI (JP)
FUKUDA NOBUO (JP)
RIKUNA MASAMI (JP)
MATSUMOTO YASUHISA (JP)
MATSUZAKI MASAYUKI (JP)
FUKUDA NOBUO (JP)
Application Number:
PCT/JP2014/075195
Publication Date:
April 16, 2015
Filing Date:
September 24, 2014
Export Citation:
Assignee:
IWASAKI ELECTRIC CO LTD (JP)
International Classes:
F21S2/00; F21V29/00; F21Y101/02
Domestic Patent References:
| WO2013154932A1 | 2013-10-17 | |||
| WO2014045489A1 | 2014-03-27 |
Foreign References:
| JP3181659U | 2013-02-21 |
Attorney, Agent or Firm:
TAKAHASHI Toshihiro et al. (JP)
Takahashi 要泰 (JP)
Takahashi 要泰 (JP)
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