Title:
LAMP
Document Type and Number:
WIPO Patent Application WO/2012/042843
Kind Code:
A1
Abstract:
This lamp is equipped with an envelope that accommodates a lamp base therein. A semiconductor light-emitting element, a circuit unit for causing the emission of light by the semiconductor light-emitting element and a light guide member are arranged in the envelope. The light guide member has a hollow part formed therein, and the circuit unit is accommodated in the hollow part. The light guide member is additionally provided with a light incident part and a light output part that is connected to the light incident part. The light guide member is accommodated in the envelope in such a manner that the light incident part is arranged as to face the semiconductor light-emitting element.
Inventors:
ISOGAI TOSHIAKI
UEDA YASUHISA
SUGITA KAZUSHIGE
NAGAI HIDEO
UEMOTO TAKAARI
MIKI MASAHIRO
UEDA YASUHISA
SUGITA KAZUSHIGE
NAGAI HIDEO
UEMOTO TAKAARI
MIKI MASAHIRO
Application Number:
PCT/JP2011/005422
Publication Date:
April 05, 2012
Filing Date:
September 27, 2011
Export Citation:
Assignee:
PANASONIC CORP (JP)
ISOGAI TOSHIAKI
UEDA YASUHISA
SUGITA KAZUSHIGE
NAGAI HIDEO
UEMOTO TAKAARI
MIKI MASAHIRO
ISOGAI TOSHIAKI
UEDA YASUHISA
SUGITA KAZUSHIGE
NAGAI HIDEO
UEMOTO TAKAARI
MIKI MASAHIRO
International Classes:
F21S2/00; F21V8/00; F21Y101/02
Domestic Patent References:
WO2009135620A1 | 2009-11-12 |
Foreign References:
JP3152234U | 2009-07-23 | |||
JP2011129388A | 2011-06-30 |
Attorney, Agent or Firm:
NAKAJIMA, Shiro et al. (JP)
Shiro Nakajima (JP)
Shiro Nakajima (JP)
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Claims:
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