FR69178E - Electric lamp and similar devices - Google Patents

Electric lamp and similar devices

Info

Publication number: FR69178E
Authority: FR; France
Prior art keywords: similar devices; electric lamp; lamp; electric; similar
Prior art date: 1954-09-17
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

Other languages

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.)

Compagnie Francaise Thomson Houston SA

Original Assignee

Compagnie Francaise Thomson Houston SA

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.)

1954-09-17

Filing date

1955-09-16

Publication date

1958-10-22

1954-09-17 Priority claimed from US456674A external-priority patent/US2813327A/en

1955-09-16 Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA

1958-10-22 Application granted granted Critical

1958-10-22 Publication of FR69178E publication Critical patent/FR69178E/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
- H01K3/08—Manufacture of mounts or stems
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/18—Mountings or supports for the incandescent body
- H01K1/24—Mounts for lamps with connections at opposite ends, e.g. for tubular lamp
- 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
- H01K3/08—Manufacture of mounts or stems
- H01K3/10—Machines therefor

Landscapes

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

FR69178D 1954-09-17 1955-09-16 Electric lamp and similar devices Expired FR69178E (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US456674A US2813327A (en)	1953-08-24	1954-09-17	Apparatus for and method of forming and mounting supports on coiled filaments

Publications (1)

Publication Number	Publication Date
FR69178E true FR69178E (en)	1958-10-22

Family

ID=23813689

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
FR1140372D Expired FR1140372A (en)	1954-09-17	1955-09-13	Electric lamp and similar devices
FR69178D Expired FR69178E (en)	1954-09-17	1955-09-16	Electric lamp and similar devices

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
FR1140372D Expired FR1140372A (en)	1954-09-17	1955-09-13	Electric lamp and similar devices

Country Status (2)

Country	Link
FR (2)	FR1140372A (en)
GB (2)	GB805882A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3522654A1 (en) *	1985-01-21	1987-01-08	Paul Prof Dr Schulz	Incandescent lamps having a high light output ration, and incandescent lamps with arc discharges
US8525409B2 (en) *	2011-06-14	2013-09-03	General Electric Company	Efficient lamp with envelope having elliptical portions
CN106736573B (en) *	2016-12-01	2018-11-16	重庆渝青机械配件制造有限公司	More bond type spoiler process equipments
CN108321054B (en) *	2018-01-31	2024-08-30	张祥宏	Tripping device

1955
- 1955-09-13 FR FR1140372D patent/FR1140372A/en not_active Expired
- 1955-09-16 GB GB2660955A patent/GB805882A/en not_active Expired
- 1955-09-16 FR FR69178D patent/FR69178E/en not_active Expired
- 1955-09-16 GB GB2660755A patent/GB805881A/en not_active Expired

Also Published As

Publication number	Publication date
GB805882A (en)	1958-12-17
FR1140372A (en)	1957-07-19
GB805881A (en)	1958-12-17

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