Title:
HIGH-PRESSURE DISCHARGE LAMP WITH IGNITION AID
Document Type and Number:
WIPO Patent Application WO/2012/007405
Kind Code:
A3
Abstract:
The invention relates to a high-pressure discharge lamp (20) with an ignition aid and having a discharge vessel (21) which is closed on two sides and is housed in an outer piston (22) which is also closed on two sides. The discharge vessel has two ends in which electrodes are secured, two power leads (6) connecting the ends of the discharge vessel and outer piston. Housed in the outer piston is a UV enhancer (25) with an electrode (26) and a dielectrically contacted second electrode (27), the UV enhancer being disposed in the vicinity of one end of the discharge vessel and being connected to a lead (23) which is guided along the discharge vessel and is capacitively coupled to the power lead at the other end of the discharge vessel.
Inventors:
BUTTSTAEDT JOHANNES (DE)
LICHTENBERG STEFAN (DE)
LICHTENBERG STEFAN (DE)
Application Number:
PCT/EP2011/061706
Publication Date:
March 08, 2012
Filing Date:
July 08, 2011
Export Citation:
Assignee:
OSRAM GMBH (DE)
BUTTSTAEDT JOHANNES (DE)
LICHTENBERG STEFAN (DE)
BUTTSTAEDT JOHANNES (DE)
LICHTENBERG STEFAN (DE)
International Classes:
H01J61/34; H01J61/54; H01J61/82
Domestic Patent References:
| WO2010004472A2 | 2010-01-14 |
Foreign References:
| US20030127985A1 | 2003-07-10 | |||
| US5909082A | 1999-06-01 | |||
| NL6501325A | 1966-08-03 | |||
| US20060255741A1 | 2006-11-16 | |||
| JP2010244831A | 2010-10-28 |
Attorney, Agent or Firm:
OSRAM GESELLSCHAFT MIT BESCHRÄNKTER HAFTUNG (München, DE)
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