Title:
LAMP
Document Type and Number:
WIPO Patent Application WO2003095893
Kind Code:
A3
Abstract:
A lamp (1) includes a straight arc tube (10) and a pair of bases (20). Each base includes a base body (30) fixed to an end of the arc tube (10) and a terminal attachment body (40) fixed to the base body (30) being shaped like a cap and including: a cylindrical body (31) and an opening (33). The terminal attachment body (40) preferably includes a protuberant portion (43) that is oval and protrudes in a direction opposite to the arc tube along the tube axial. While the protuberant portion (43) protrudes through the opening (33), the terminal attachment body (40) is preferably fixed to the base body (30) by the knurling method in which the peripheral of the end portion of the cylindrical body (31) is given a pressure so as to be knurled and embedded into the terminal attachment body (40).
Inventors:
HATA NOBUHARU (JP)
TORIUMI EIICHIRO (JP)
MATSUBA TETSUO (JP)
TORIUMI EIICHIRO (JP)
MATSUBA TETSUO (JP)
Application Number:
PCT/JP2003/005752
Publication Date:
January 20, 2005
Filing Date:
May 08, 2003
Export Citation:
Assignee:
MATSUSHITA ELECTRIC IND CO LTD (JP)
HATA NOBUHARU (JP)
TORIUMI EIICHIRO (JP)
MATSUBA TETSUO (JP)
HATA NOBUHARU (JP)
TORIUMI EIICHIRO (JP)
MATSUBA TETSUO (JP)
International Classes:
H01J5/54; H01J5/50; H01J5/56; H01R33/06; F21V; (IPC1-7): H01J5/54; H01J5/56
Foreign References:
| US6002200A | 1999-12-14 | |||
| US2922137A | 1960-01-19 | |||
| US4326146A | 1982-04-20 |
Download PDF: