GB1529140A - Electric incandescent lamp - Google Patents

Electric incandescent lamp

Info

Publication number
GB1529140A
GB1529140A GB4957077A GB4957077A GB1529140A GB 1529140 A GB1529140 A GB 1529140A GB 4957077 A GB4957077 A GB 4957077A GB 4957077 A GB4957077 A GB 4957077A GB 1529140 A GB1529140 A GB 1529140A
Authority
GB
United Kingdom
Prior art keywords
filaments
short
phosphorus
current feed
feed wires
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
Application number
GB4957077A
Other languages
English (en)
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.)
Filing date
Publication date
Application filed by Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Publication of GB1529140A publication Critical patent/GB1529140A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01KELECTRIC INCANDESCENT LAMPS
    • H01K1/00Details
    • H01K1/52Means for obtaining or maintaining the desired pressure within the vessel
    • H01K1/54Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
    • H01K1/56Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering characterised by the material of the getter

Landscapes

  • Discharge Lamp (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
GB4957077A 1976-12-30 1977-11-29 Electric incandescent lamp Expired GB1529140A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762659609 DE2659609A1 (de) 1976-12-30 1976-12-30 Elektrische gluehlampe

Publications (1)

Publication Number Publication Date
GB1529140A true GB1529140A (en) 1978-10-18

Family

ID=5997068

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4957077A Expired GB1529140A (en) 1976-12-30 1977-11-29 Electric incandescent lamp

Country Status (4)

Country Link
CH (1) CH619812A5 (enrdf_load_stackoverflow)
DE (1) DE2659609A1 (enrdf_load_stackoverflow)
FR (1) FR2376512A1 (enrdf_load_stackoverflow)
GB (1) GB1529140A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4414818A1 (de) * 1994-04-28 1995-11-02 Daimler Benz Ag Elektrische Glühlampe

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3621195A1 (de) * 1985-06-26 1987-01-29 Stanley Electric Co Ltd Hochleistungsgluehlampe

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE873290C (de) * 1936-11-13 1953-04-13 Patra Patent Treuhand Elektrische Gluehlampe mit Leuchtkoerper aus hochschmelzenden Metallen oder Metallverbindungen
BE431317A (enrdf_load_stackoverflow) * 1937-11-29
DE833080C (de) * 1949-11-23 1952-03-03 Lumalampan Ab Elektrische Gluehlampe oder Mischlichtlampe, vorzugsweise eine solche mit doppelt oder mehrfach spiralisiertem Gluehfaden
DE1015145B (de) * 1953-12-05 1957-09-05 Egyesuelt Izzolampa Gasgefuellte elektrische Gluehlampe, insbesondere mit einem Schirm versehene gasgefuellte Gluehlampe, z.B. Autolampe, und dafuer bestimmter Getter
DE1698113U (de) * 1954-02-26 1955-05-12 Patra Patent Treuhand Elektrische gluehlampe, insbesondere fuer signalzwecke.
DE1103462B (de) * 1959-07-16 1961-03-30 Patra Patent Treuhand Getter fuer hochbelastbare Gluehlampe
US3475072A (en) * 1967-05-19 1969-10-28 Gen Electric Getter for incandescent lamps and similar devices
US3580856A (en) * 1969-05-22 1971-05-25 Gen Electric Getter composition for electric lamps and similar devices
US3669567A (en) * 1969-06-14 1972-06-13 Getters Spa Gettering

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4414818A1 (de) * 1994-04-28 1995-11-02 Daimler Benz Ag Elektrische Glühlampe

Also Published As

Publication number Publication date
FR2376512A1 (fr) 1978-07-28
CH619812A5 (en) 1980-10-15
DE2659609C2 (enrdf_load_stackoverflow) 1989-06-15
FR2376512B1 (enrdf_load_stackoverflow) 1982-01-22
DE2659609A1 (de) 1978-07-20

Similar Documents

Publication Publication Date Title
US3869631A (en) Diode-containing incandescent lamp having improved efficiency
US3295007A (en) Differential output tubular incandescent lamp
US3445713A (en) Halogen cycle incandescent lamp
US3243634A (en) Electric lamp and support web
US3441774A (en) Halogen-cycle incandescent lamp with planar filament
GB1529140A (en) Electric incandescent lamp
GB960149A (en) An electric incandescent lamp
US3611010A (en) Series-type electric incandescent lamp with integral automatic cutout means
GB1451877A (en) Halogen incandescent lamp
US3470410A (en) Bromine regenerative cycle incandescent lamps with protective overwind coils on coiled filament legs
HUT61629A (en) Inner conductor for incandescent lamps of halogen charge with bent tubular bulb
GB1059473A (en) Improvements in electric incandescent lamps
US3577029A (en) High-pressure electric discharge device containing mercury, halogen, scandium and samarium
US2076286A (en) Electric gaseous discharge device
US2081801A (en) Incandescent electric lamp
CA1126322A (en) Electric incandescent lamp
US3940650A (en) Electric incandescent lamp
US4401916A (en) High-pressure discharge lamp
GB1007055A (en) Incandescent lamp
CA1112288A (en) Electric halogen incandescent lamp
US2913615A (en) Cathode
HU186820B (en) High-pressure discharge lamp
US4234818A (en) Electric mixed light lamp
GB1120974A (en) Electric incandescent lamp unit with built-in fuse
US2030807A (en) Gaseous electric discharge lamp device

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19931129