CH508274A - Quecksilberdampfniederdruckentladungslampe mit Amalgam - Google Patents

Quecksilberdampfniederdruckentladungslampe mit Amalgam

Info

Publication number: CH508274A
Authority: CH; Switzerland
Prior art keywords: amalgam; low; discharge lamp; pressure mercury; mercury vapor
Prior art date: 1969-07-25

Application number

CH903570A

Other languages

German (de)

English (en)

Inventor

Dieter Dr Hofmann

Bernhard Dr Kuehl

Rasch Erhard

Original Assignee

Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh

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.)

1969-07-25

Filing date

1970-06-15

Publication date

1971-05-31

1970-06-15 Application filed by Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh filed Critical Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh

1971-05-31 Publication of CH508274A publication Critical patent/CH508274A/de

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
- H01J61/72—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury

CH903570A 1969-07-25 1970-06-15 Quecksilberdampfniederdruckentladungslampe mit Amalgam CH508274A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE1937938A DE1937938C3 (de)	1969-07-25	1969-07-25	Quecksilberdampf niederdruckentladungslampe mit Haupt- und Nebenamalgam

Publications (1)

Publication Number	Publication Date
CH508274A true CH508274A (de)	1971-05-31

Family

ID=5740925

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH903570A CH508274A (de)	1969-07-25	1970-06-15	Quecksilberdampfniederdruckentladungslampe mit Amalgam

Country Status (8)

Country	Link
US (1)	US3629641A (fr)
AT (1)	AT300956B (fr)
BE (1)	BE753899A (fr)
CH (1)	CH508274A (fr)
DE (1)	DE1937938C3 (fr)
FR (1)	FR2055635A5 (fr)
GB (1)	GB1319105A (fr)
SE (1)	SE376683B (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3898720A (en) *	1972-09-28	1975-08-12	Westinghouse Electric Corp	Method of providing a fluorescent lamp stem with an integral mercury-vapor pressure regulating means
DE2330391A1 (de) *	1973-06-14	1975-01-09	Patra Patent Treuhand	Quecksilberdampfniederdruckentladungslampe mit amalgam
DE2339056A1 (de) *	1973-08-01	1975-02-13	Patra Patent Treuhand	Quecksilberdampfniederdruckentladungslampe mit amalgam
DE2510379A1 (de) *	1975-03-10	1976-09-30	Patra Patent Treuhand	Quecksilberdampfniederdruckentladungslampe mit amalgam
US4015162A (en) *	1975-07-07	1977-03-29	Westinghouse Electric Corporation	Fluorescent lamp having implanted amalgamative metal for mercury vapor regulation
US4105910A (en) *	1976-04-23	1978-08-08	Westinghouse Electric Corp.	Fluorescent lamp with an integral fail-safe and auxiliary-amalgam component
US4528209A (en) *	1978-10-25	1985-07-09	General Electric Company	Use of amalgams in solenoidal electric field lamps
US4698549A (en) *	1984-07-02	1987-10-06	General Electric Company	D.C. lamp discharge gas pumping control
US5095336A (en) *	1990-11-08	1992-03-10	Xerox Corporation	Temperature control of a fluorescent lamp having a central and two end amalgam patches
US5237240A (en) *	1991-12-04	1993-08-17	Gte Products Corporation	Mercury vapor discharge lamp containing device for heating amalgam-forming material
TW344018B (en) *	1994-07-15	1998-11-01	Philips Electronics Nv	Low-pressure mercury vapor discharge lamp
GB9521373D0 (en) *	1995-10-18	1995-12-20	Gen Electric	Electrodeless fluorescent lamp
GB9521375D0 (en) *	1995-10-18	1995-12-20	Gen Electric	Electrodeless fluorescent lamp
KR20010022019A (ko) *	1998-05-22	2001-03-15	롤페스 요하네스 게라투스 알베르투스	저압 수은 증기 방전 램프
CN1327614A (zh) *	1999-08-19	2001-12-19	皇家菲利浦电子有限公司	低压的水银汽放电灯
EP1374279A2 (fr) *	2001-03-29	2004-01-02	Koninklijke Philips Electronics N.V.	Lampe a decharge a vapeur de mercure basse pression
DE102020203417A1 (de) *	2020-03-17	2021-09-23	Heraeus Noblelight Gmbh	Niederdruck-Quecksilberdampfentladungslampe und Lampensystem

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1140286B (de) *	1961-04-07	1962-11-29	Patra Patent Treuhand	Quecksilberniederdruckentladungslampe mit erhoehter elektrischer und/oder thermischer Belastbarkeit, insbesondere Leuchtstofflampe
US3392298A (en) *	1962-08-31	1968-07-09	Sylvania Electric Prod	Fluorescent lamp using an indiummercury amalgam band for pressure control
US3227907A (en) *	1962-12-31	1966-01-04	Sylvania Electric Prod	Electric discharge lamp with integral pressure regulator

1969
- 1969-07-25 DE DE1937938A patent/DE1937938C3/de not_active Expired
1970
- 1970-03-09 AT AT05173/70A patent/AT300956B/de not_active IP Right Cessation
- 1970-06-15 CH CH903570A patent/CH508274A/de not_active IP Right Cessation
- 1970-07-03 GB GB3245170A patent/GB1319105A/en not_active Expired
- 1970-07-16 US US55396A patent/US3629641A/en not_active Expired - Lifetime
- 1970-07-23 SE SE7010187A patent/SE376683B/xx unknown
- 1970-07-24 BE BE753899D patent/BE753899A/fr unknown
- 1970-07-24 FR FR7027514A patent/FR2055635A5/fr not_active Expired

Also Published As

Publication number	Publication date
DE1937938C3 (de)	1980-10-09
GB1319105A (en)	1973-06-06
DE1937938A1 (de)	1971-02-04
AT300956B (de)	1972-07-15
BE753899A (fr)	1970-12-31
DE1937938B2 (de)	1980-01-31
US3629641A (en)	1971-12-21
SE376683B (fr)	1975-06-02
FR2055635A5 (fr)	1971-05-07

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Legal Events

Date	Code	Title	Description
1983-02-28	PL	Patent ceased