DK109217C - High pressure mercury vapor discharge lamp with an operating pressure exceeding 15 atmospheres. - Google Patents

High pressure mercury vapor discharge lamp with an operating pressure exceeding 15 atmospheres.

Info

Publication number: DK109217C
Authority: DK; Denmark
Prior art keywords: atmospheres; discharge lamp; mercury vapor; vapor discharge; high pressure
Prior art date: 1963-04-03

Application number

DK159564AA

Other languages

Danish (da)

Original Assignee

Philips Nv

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1963-04-03

Filing date

1964-03-31

Publication date

1968-04-01

1964-03-31 Application filed by Philips Nv filed Critical Philips Nv

1968-04-01 Application granted granted Critical

1968-04-01 Publication of DK109217C publication Critical patent/DK109217C/en

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
- H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
- H01J61/125—Selection of substances for gas fillings; Specified operating pressure or temperature having an halogenide as principal component
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
- H01J61/26—Means for absorbing or adsorbing gas, e.g. by gettering; Means for preventing blackening of the envelope
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
- H01J61/822—High-pressure mercury lamps

DK159564AA 1963-04-03 1964-03-31 High pressure mercury vapor discharge lamp with an operating pressure exceeding 15 atmospheres. DK109217C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL63291092A NL142521B (en)	1963-04-03	1963-04-03	SUPER HIGH PRESSURE MERCURY DISCHARGE LAMP.

Publications (1)

Publication Number	Publication Date
DK109217C true DK109217C (en)	1968-04-01

Family

ID=19754589

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK159564AA DK109217C (en)	1963-04-03	1964-03-31	High pressure mercury vapor discharge lamp with an operating pressure exceeding 15 atmospheres.

Country Status (9)

Country	Link
US (1)	US3382396A (en)
AT (1)	AT239918B (en)
BE (1)	BE646056A (en)
CH (1)	CH417768A (en)
DE (1)	DE1489417C3 (en)
DK (1)	DK109217C (en)
ES (1)	ES298181A1 (en)
GB (1)	GB1014897A (en)
NL (2)	NL142521B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3813421A1 (en) *	1988-04-21	1989-11-02	Philips Patentverwaltung	HIGH PRESSURE MERCURY VAPOR DISCHARGE LAMP
US5250872A (en) *	1990-07-20	1993-10-05	Koito Manufacturing Co., Ltd.	Discharge lamp unit having improved discharge tube mount
DE4124055A1 (en) *	1991-07-19	1993-01-21	Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh	High pressure metal halogen discharge lamp - has glass envelope with wall thickness defined by regulation in terms of lamp power
JP2980882B2 (en) *	1998-04-08	1999-11-22	ウシオ電機株式会社	High pressure mercury lamp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3259777A (en) *	1961-05-09	1966-07-05	Gen Electric	Metal halide vapor discharge lamp with near molten tip electrodes

0
- NL NL291092D patent/NL291092A/xx unknown
1963
- 1963-04-03 NL NL63291092A patent/NL142521B/en unknown
1964
- 1964-03-26 AT AT266164A patent/AT239918B/en active
- 1964-03-31 GB GB13129/64A patent/GB1014897A/en not_active Expired
- 1964-03-31 DK DK159564AA patent/DK109217C/en active
- 1964-03-31 ES ES0298181A patent/ES298181A1/en not_active Expired
- 1964-04-01 DE DE1489417A patent/DE1489417C3/en not_active Expired
- 1964-04-01 CH CH412164A patent/CH417768A/en unknown
- 1964-04-02 BE BE646056A patent/BE646056A/xx unknown
1967
- 1967-03-13 US US622828A patent/US3382396A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
GB1014897A (en)	1965-12-31
DE1489417B2 (en)	1974-06-06
DE1489417A1 (en)	1969-06-26
US3382396A (en)	1968-05-07
AT239918B (en)	1965-05-10
BE646056A (en)	1964-10-02
NL291092A (en)
ES298181A1 (en)	1964-06-01
DE1489417C3 (en)	1975-01-09
NL142521B (en)	1974-06-17
CH417768A (en)	1966-07-31

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