EP0061757A3 - Electric lamp with the shape of a pinchsealed vessel, and apparatus and method for its manufacture - Google Patents

Electric lamp with the shape of a pinchsealed vessel, and apparatus and method for its manufacture

Info

Publication number: EP0061757A3
Authority: EP; European Patent Office
Prior art keywords: pinchsealed; vessel; manufacture; shape; electric lamp
Prior art date: 1981-03-31
Legal status (The legal status 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 status listed.): Granted

Application number

EP82102635A

Other languages

German (de)

Other versions

EP0061757B1 (en

EP0061757A2 (en

Inventor

Helmut Ing.-Grad. Grahmann

Dieter Dr. Hofmann

Alfred Dipl.-Ing. Wacker

Fritz Ludwig

Reinhard Rupp

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Osram GmbH

Original Assignee

Patent Treuhand Gesellschaft 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.)

1981-03-31

Filing date

1982-03-29

Publication date

1983-05-18

1981-03-31 Priority claimed from DE3112821A external-priority patent/DE3112821A1/en

1982-02-08 Priority claimed from DE19823204249 external-priority patent/DE3204249A1/en

1982-03-29 Application filed by Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH

1982-10-06 Publication of EP0061757A2 publication Critical patent/EP0061757A2/en

1983-05-18 Publication of EP0061757A3 publication Critical patent/EP0061757A3/en

1986-05-14 Application granted granted Critical

1986-05-14 Publication of EP0061757B1 publication Critical patent/EP0061757B1/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/32—Seals for leading-in conductors
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
- H01J9/32—Sealing leading-in conductors
- H01J9/323—Sealing leading-in conductors into a discharge lamp or a gas-filled discharge device
- H01J9/326—Sealing leading-in conductors into a discharge lamp or a gas-filled discharge device making pinched-stem or analogous seals

Landscapes

Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Vessels And Coating Films For Discharge Lamps (AREA)

EP82102635A 1981-03-31 1982-03-29 Method for manufacturing a pinched seal for an electric lamp envelope and pinching device for carrying out the method Expired EP0061757B1 (en)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
DE3112821		1981-03-31
DE3112821A DE3112821A1 (en)	1981-03-31	1981-03-31	ELECTRIC LAMP WITH A BOTTLE MELTING DESIGNED AS A CRUSH AND ITS DEVICE AND METHOD FOR THE PRODUCTION THEREOF
DE3204249		1982-02-08
DE19823204249 DE3204249A1 (en)	1982-02-08	1982-02-08	Electrical lamp with a vessel seal constructed as a crimp

Publications (3)

Publication Number	Publication Date
EP0061757A2 EP0061757A2 (en)	1982-10-06
EP0061757A3 true EP0061757A3 (en)	1983-05-18
EP0061757B1 EP0061757B1 (en)	1986-05-14

Family

ID=25792310

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP82102635A Expired EP0061757B1 (en)	1981-03-31	1982-03-29	Method for manufacturing a pinched seal for an electric lamp envelope and pinching device for carrying out the method

Country Status (2)

Country	Link
EP (1)	EP0061757B1 (en)
DE (1)	DE3271115D1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3307763A1 (en) *	1983-03-04	1984-09-06	Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München	LOW-PRESSURE DISCHARGE LAMP BASED ON ONE SIDE
DE4024603A1 (en) *	1990-08-02	1992-02-06	Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh	HIGH PRESSURE DISCHARGE LAMP
JPH1040878A (en) *	1996-07-22	1998-02-13	Koito Mfg Co Ltd	Bulb with base
DE29616116U1 (en) *	1996-09-16	1996-12-12	Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 81543 München	Electric lamp
US5834897A (en) *	1997-05-02	1998-11-10	Osram Sylvania Inc.	Lamp with centered electrode or in-lead
DE10048410A1 (en)	2000-09-29	2002-04-11	Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh	Dielectric barrier discharge lamp
AU2003233004A1 (en) *	2002-06-04	2003-12-19	Koninklijke Philips Electronics N.V.	Low-pressure mercury vapor discharge lamp and compact fluorescent lamp

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2104166A (en) *	1934-05-01	1938-01-04	Westinghouse Electric & Mfg Co	Method of making a glass seal
US2844919A (en) *	1951-03-21	1958-07-29	Gen Electric	Quartz-to-metal foil press seal
CH422153A (en) *	1963-07-16	1966-10-15	Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh	Dwarf lamp with a flat pinch serving as a base
DE1236068B (en) *	1961-11-03	1967-03-09	Patra Patent Treuhand	Process for the production of small electric light bulbs

1982
- 1982-03-29 EP EP82102635A patent/EP0061757B1/en not_active Expired
- 1982-03-29 DE DE8282102635T patent/DE3271115D1/en not_active Expired

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2104166A (en) *	1934-05-01	1938-01-04	Westinghouse Electric & Mfg Co	Method of making a glass seal
US2844919A (en) *	1951-03-21	1958-07-29	Gen Electric	Quartz-to-metal foil press seal
DE1236068B (en) *	1961-11-03	1967-03-09	Patra Patent Treuhand	Process for the production of small electric light bulbs
CH422153A (en) *	1963-07-16	1966-10-15	Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh	Dwarf lamp with a flat pinch serving as a base

Also Published As

Publication number	Publication date
EP0061757B1 (en)	1986-05-14
EP0061757A2 (en)	1982-10-06
DE3271115D1 (en)	1986-06-19

Publication	Publication Date	Title
ZA83161B (en)	1983-10-26	Process and apparatus for the manufacture of a toothrack
JPS57198290A (en)	1982-12-04	Gas electrode stopping method
JPS57155290A (en)	1982-09-25	Hydrogen-coal process
GB2093730B (en)	1985-05-01	Production for the bubble-free introduction of gases
PT77439B (en)	1986-03-18	Polymerisation process
CU21425A3 (en)	1987-01-13	Procedure for the dimethylathers production
GB2101289B (en)	1985-05-30	Lighting apparatus
GB8313935D0 (en)	1983-06-22	Decarboxylation process
EP0061757A3 (en)	1983-05-18	Electric lamp with the shape of a pinchsealed vessel, and apparatus and method for its manufacture
GB2099227B (en)	1985-04-17	Microwave phase-shifitng apparatus
ZA828131B (en)	1983-09-28	Reflector and method for making the same
DE3276713D1 (en)	1987-08-13	Apparatus for producing metal vessels
DE3275536D1 (en)	1987-04-09	Phosphoanhydrite process
JPS57146286A (en)	1982-09-09	Lighting apparatus
DE3261810D1 (en)	1985-02-21	Alkoxyaminohydridosilanes and process for producing them
DE3367848D1 (en)	1987-01-15	Alkoxy-acetic acids, method for their production and their use
JPS57142254A (en)	1982-09-02	Gas pasturization method
GB2112301B (en)	1986-01-08	Reflector and method for manufacturing the same
JPS57176602A (en)	1982-10-30	Lighting apparatus
ZA821047B (en)	1983-01-26	Gas lighting apparatus
JPS57180802A (en)	1982-11-08	Lighting apparatus
EP0228793A3 (en)	1987-10-28	Retreading process
GB2112300B (en)	1986-01-08	Reflector and method for manufacturing the same
JPS57147802A (en)	1982-09-11	Lighting apparatus
JPS57143082A (en)	1982-09-04	Lighting apparatus

Legal Events

Date	Code	Title	Description
1982-08-09	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1982-10-06	AK	Designated contracting states	Designated state(s): DE FR GB IT
1983-03-17	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1983-05-18	AK	Designated contracting states	Designated state(s): DE FR GB IT
1984-01-25	17P	Request for examination filed	Effective date: 19831109
1986-03-28	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1986-05-14	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE FR GB IT
1986-05-15	ITF	It: translation for a ep patent filed
1986-06-13	ET	Fr: translation filed
1986-06-19	REF	Corresponds to:	Ref document number: 3271115 Country of ref document: DE Date of ref document: 19860619
1987-03-30	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1987-03-30	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1987-05-20	26N	No opposition filed
1991-03-31	ITTA	It: last paid annual fee
1995-02-13	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 19950213 Year of fee payment: 14
1995-03-23	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 19950323 Year of fee payment: 14
1995-05-18	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 19950518 Year of fee payment: 14
1996-03-29	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Effective date: 19960329
1996-11-20	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 19960329
1996-11-29	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Effective date: 19961129
1996-12-03	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Effective date: 19961203
1997-01-31	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST