US3609212A - Seals for electrical devices - Google Patents

Seals for electrical devices Download PDF

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Publication number
US3609212A
US3609212A US840597A US3609212DA US3609212A US 3609212 A US3609212 A US 3609212A US 840597 A US840597 A US 840597A US 3609212D A US3609212D A US 3609212DA US 3609212 A US3609212 A US 3609212A
Authority
US
United States
Prior art keywords
seal
envelope
foil portions
looped conductor
looped
Prior art date
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 - Lifetime
Application number
US840597A
Other languages
English (en)
Inventor
Frank Lewis
John Willoughby Thomas Wright
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.)
British Lighting Industries Ltd
Original Assignee
British Lighting Industries Ltd
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.)
Filing date
Publication date
Application filed by British Lighting Industries Ltd filed Critical British Lighting Industries Ltd
Application granted granted Critical
Publication of US3609212A publication Critical patent/US3609212A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/38—Seals for leading-in conductors

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
US840597A 1968-07-01 1969-07-01 Seals for electrical devices Expired - Lifetime US3609212A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB31324/68A GB1174745A (en) 1968-07-01 1968-07-01 Improvements in Seals for Electrical Devices

Publications (1)

Publication Number Publication Date
US3609212A true US3609212A (en) 1971-09-28

Family

ID=10321439

Family Applications (1)

Application Number Title Priority Date Filing Date
US840597A Expired - Lifetime US3609212A (en) 1968-07-01 1969-07-01 Seals for electrical devices

Country Status (4)

Country Link
US (1) US3609212A (de)
DE (1) DE1933130C3 (de)
FR (1) FR2012125A1 (de)
GB (1) GB1174745A (de)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4723092A (en) * 1985-10-24 1988-02-02 Patent-Treuhand-Gesellschaft Fur Elektrische Gluhlampen Mbh Method of making a single-ended metal halide high-pressure discharge lamp, and single-ended lamp made according to the method
US5473226A (en) * 1993-11-16 1995-12-05 Osram Sylvania Inc. Incandescent lamp having hardglass envelope with internal barrier layer
US6078140A (en) * 1996-06-06 2000-06-20 U.S. Philips Corporation Electric lamp having seals with metal foil therein
WO2005001880A2 (en) * 2003-06-30 2005-01-06 Koninklijke Philips Electronics N.V. Electric lamp
US20070262688A1 (en) * 2006-05-12 2007-11-15 Aurongzeb Deeder M Foil connector for a lamp

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2623040A (en) * 1950-07-06 1952-12-23 West Virginia Pulp & Paper Co Method of coagulating colloidal lignates in aqueous dispersions

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1271245A (en) * 1913-07-12 1918-07-02 Cooper Hewitt Electric Co Seal for vapor electric apparatus.
GB610933A (en) * 1941-09-11 1948-10-22 Philips Nv Improvements in or relating to glass objects into which electric supply conductors are sealed

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1271245A (en) * 1913-07-12 1918-07-02 Cooper Hewitt Electric Co Seal for vapor electric apparatus.
GB610933A (en) * 1941-09-11 1948-10-22 Philips Nv Improvements in or relating to glass objects into which electric supply conductors are sealed

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4723092A (en) * 1985-10-24 1988-02-02 Patent-Treuhand-Gesellschaft Fur Elektrische Gluhlampen Mbh Method of making a single-ended metal halide high-pressure discharge lamp, and single-ended lamp made according to the method
US5473226A (en) * 1993-11-16 1995-12-05 Osram Sylvania Inc. Incandescent lamp having hardglass envelope with internal barrier layer
US6078140A (en) * 1996-06-06 2000-06-20 U.S. Philips Corporation Electric lamp having seals with metal foil therein
CN1106677C (zh) * 1996-06-06 2003-04-23 皇家菲利浦电子有限公司 电灯
WO2005001880A2 (en) * 2003-06-30 2005-01-06 Koninklijke Philips Electronics N.V. Electric lamp
WO2005001880A3 (en) * 2003-06-30 2006-05-18 Koninkl Philips Electronics Nv Electric lamp
US20060250089A1 (en) * 2003-06-30 2006-11-09 Koninklijke Philips Electronics N.V. Electric lamp
US20070262688A1 (en) * 2006-05-12 2007-11-15 Aurongzeb Deeder M Foil connector for a lamp
WO2007133926A3 (en) * 2006-05-12 2008-08-14 Gen Electric Foil connector for a lamp
US7719194B2 (en) * 2006-05-12 2010-05-18 General Electric Company Inhibited oxidation foil connector for a lamp
RU2455726C2 (ru) * 2006-05-12 2012-07-10 Дженерал Электрик Компани Фольговый соединитель для лампы

Also Published As

Publication number Publication date
DE1933130B2 (de) 1974-01-24
FR2012125A1 (de) 1970-03-13
DE1933130C3 (de) 1974-08-29
GB1174745A (en) 1969-12-17
DE1933130A1 (de) 1970-01-15

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