CA997822A - Filament support for incandescent lamp - Google Patents

Filament support for incandescent lamp

Info

Publication number: CA997822A
Authority: CA; Canada
Prior art keywords: incandescent lamp; filament support; filament; support; incandescent
Prior art date: 1972-09-13
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

CA180,888A

Other versions

CA180888S (en

Inventor

Dirk J.R. De Fraeye

Jan A.C. Mewissen

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.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken 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.)

1972-09-13

Filing date

1973-09-12

Publication date

1976-09-28

1973-09-12 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1976-09-28 Application granted granted Critical

1976-09-28 Publication of CA997822A publication Critical patent/CA997822A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/18—Mountings or supports for the incandescent body

CA180,888A 1972-09-13 1973-09-12 Filament support for incandescent lamp Expired CA997822A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL7212381A NL7212381A (en)	1972-09-13	1972-09-13

Publications (1)

Publication Number	Publication Date
CA997822A true CA997822A (en)	1976-09-28

Family

ID=19816924

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA180,888A Expired CA997822A (en)	1972-09-13	1973-09-12	Filament support for incandescent lamp

Country Status (8)

Country	Link
US (1)	US3870920A (en)
JP (1)	JPS4965081A (en)
BE (1)	BE804737A (en)
CA (1)	CA997822A (en)
DE (1)	DE2342740A1 (en)
FR (1)	FR2199195B3 (en)
GB (1)	GB1370088A (en)
NL (1)	NL7212381A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4658180A (en) *	1984-02-14	1987-04-14	U.S. Philips Corporation	Flament support for a projection lamp
US4622487A (en) *	1985-01-09	1986-11-11	Gte Products Corporation	Electric lamp with stress relieving means
DE19523146A1 (en) *	1995-06-29	1997-01-02	Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh	Method of manufacturing an electric light bulb and an electric light bulb made by this method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1613630A (en) *	1919-11-25	1927-01-11	Western Electric Co	Vacuum tube
US1583463A (en) *	1920-07-13	1926-05-04	Western Electric Co	Electron-discharge device
US3440473A (en) *	1966-12-14	1969-04-22	Sylvania Electric Prod	Lamp filament joint for incandescent lamps
JPS4721082Y1 (en) *	1967-09-01	1972-07-13
US3530329A (en) *	1968-06-25	1970-09-22	Gen Electric	Filament support and heat shield construction for electric lamps
US3543962A (en) *	1968-12-13	1970-12-01	Sylvania Electric Prod	High wattage quartz halogen lamp

1972
- 1972-09-13 NL NL7212381A patent/NL7212381A/xx not_active Application Discontinuation
1973
- 1973-08-20 US US390169A patent/US3870920A/en not_active Expired - Lifetime
- 1973-08-24 DE DE19732342740 patent/DE2342740A1/en active Pending
- 1973-09-10 JP JP48101258A patent/JPS4965081A/ja active Pending
- 1973-09-10 GB GB4247073A patent/GB1370088A/en not_active Expired
- 1973-09-11 BE BE135560A patent/BE804737A/en unknown
- 1973-09-12 FR FR7332774A patent/FR2199195B3/fr not_active Expired
- 1973-09-12 CA CA180,888A patent/CA997822A/en not_active Expired

Also Published As

Publication number	Publication date
NL7212381A (en)	1974-03-15
FR2199195B3 (en)	1976-08-13
US3870920A (en)	1975-03-11
JPS4965081A (en)	1974-06-24
GB1370088A (en)	1974-10-09
DE2342740A1 (en)	1974-03-21
FR2199195A1 (en)	1974-04-05
BE804737A (en)	1974-03-11

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