GB1552872A - Method of manufacturing incandescent lamps - Google Patents

Method of manufacturing incandescent lamps

Info

Publication number: GB1552872A
Authority: GB; United Kingdom
Prior art keywords: incandescent lamps; manufacturing incandescent; manufacturing; lamps; incandescent
Prior art date: 1976-01-16
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.): Expired

Application number

GB160477A

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.)

1976-01-16

Filing date

1977-01-14

Publication date

1979-09-19

1977-01-14 Application filed by Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH

1979-09-19 Publication of GB1552872A publication Critical patent/GB1552872A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
- H01K3/20—Sealing-in wires directly into the envelope

Landscapes

Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Resistance Heating (AREA)

GB160477A 1976-01-16 1977-01-14 Method of manufacturing incandescent lamps Expired GB1552872A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19762601576 DE2601576A1 (en)	1976-01-16	1976-01-16	Process for the production of halogen incandescent lamps

Publications (1)

Publication Number	Publication Date
GB1552872A true GB1552872A (en)	1979-09-19

Family

ID=5967620

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB160477A Expired GB1552872A (en)	1976-01-16	1977-01-14	Method of manufacturing incandescent lamps

Country Status (6)

Country	Link
JP (1)	JPS5289286A (en)
BR (1)	BR7700274A (en)
DE (1)	DE2601576A1 (en)
FR (1)	FR2338580A1 (en)
GB (1)	GB1552872A (en)
IT (1)	IT1082705B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4166232A (en) *	1978-03-13	1979-08-28	Gte Sylvania Incorporated	Filament lead-in support for tungsten halogen capsule for headlight
JPS5553868U (en) *	1978-10-09	1980-04-11
JPS5894750A (en) *	1981-12-01	1983-06-06	株式会社小糸製作所	Method of producing bulb capsule

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1142958A (en) *	1955-05-09	1957-09-25	Nivernaise D Hygiene Et D Entr	Automatic baseboard for caulking the bottom of doors and patio doors
US3113010A (en) *	1958-06-19	1963-12-03	Gen Electric	Method and apparatus for forming tubular electric lamps and similar devices
DE1589283A1 (en) *	1967-04-12	1970-03-26	Patra Patent Treuhand	Electric lamp, the glass vessel of which is provided with at least one external pinch foot
US3475641A (en) *	1967-04-12	1969-10-28	Gen Electric	Electric incandescent lamp and mount structure with leading-in wires having inturned offset inner ends
JPS4919680A (en) *	1972-06-14	1974-02-21
GB1428958A (en) *	1972-12-08	1976-03-24	Thorn Electrical Ind Ltd	Sealing of enclosures
NL7306307A (en) *	1973-05-05	1974-11-07
US3849687A (en) *	1973-07-13	1974-11-19	Gte Sylvania Inc	Tungsten-halogen lamp with tantalum getter
US3829729A (en) *	1973-07-13	1974-08-13	Gte Sylvania Inc	Tungsten-halogen lamp
FR2293059A1 (en) *	1974-11-28	1976-06-25	Birkowski Felix	Quartz halogen lamp bulb - is formed as quartz bulb with integral pumping tube without welding by stretching while heated in flame

1976
- 1976-01-16 DE DE19762601576 patent/DE2601576A1/en not_active Ceased
1977
- 1977-01-05 FR FR7700157A patent/FR2338580A1/en active Granted
- 1977-01-14 IT IT6708677A patent/IT1082705B/en active
- 1977-01-14 BR BR7700274A patent/BR7700274A/en unknown
- 1977-01-14 JP JP345877A patent/JPS5289286A/en active Pending
- 1977-01-14 GB GB160477A patent/GB1552872A/en not_active Expired

Also Published As

Publication number	Publication date
JPS5289286A (en)	1977-07-26
DE2601576A1 (en)	1977-07-21
FR2338580B1 (en)	1980-10-24
BR7700274A (en)	1977-09-20
FR2338580A1 (en)	1977-08-12
IT1082705B (en)	1985-05-21

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Legal Events

Date	Code	Title	Description
1979-12-05	PS	Patent sealed
1992-09-09	PCNP	Patent ceased through non-payment of renewal fee