Title:
SINGLE BASE FLUORESCENT LAMP AND ILLUMINATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2008/018269
Kind Code:
A1
Abstract:
To provide a single base fluorescent lamp of a compact self-ballasted type or
the like which is capable of providing a peak light beam output when the lame is
used in an illumination device. A lamp (1) comprises a light emitting tube (2)
having a spiral part bent spirally, a pair of electrodes and a single curved discharge
path therein; a holding resin member (3) for vertically installing the light
emitting tube (2); and a base (6) for connecting the lamp to an illumination device.
The fluorescent lamp can provide the maximum light beam output when the temperature
around the lamp reaches a predetermined level equal to or higher than 30°C.
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Inventors:
TAKAHASHI AKIRA
ITOU KAZUHIKO
TAKAHASHI SHOUGO
ITOU KAZUHIKO
TAKAHASHI SHOUGO
Application Number:
PCT/JP2007/064058
Publication Date:
February 14, 2008
Filing Date:
July 17, 2007
Export Citation:
Assignee:
MATSUSHITA ELECTRIC IND CO LTD (JP)
TAKAHASHI AKIRA
ITOU KAZUHIKO
TAKAHASHI SHOUGO
TAKAHASHI AKIRA
ITOU KAZUHIKO
TAKAHASHI SHOUGO
International Classes:
F21S2/00; H01J61/30; H01J61/16; H01J61/72
Foreign References:
| JP2004193025A | 2004-07-08 |
Attorney, Agent or Firm:
NAKAJIMA, Shiro et al. (2-1 Toyosaki 3-chome, Kita-k, Osaka-shi Osaka 72, JP)
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