GB904920A - Improvements in or relating to methods of recrystallizing filaments for incandescentlamps or heaters - Google Patents

Improvements in or relating to methods of recrystallizing filaments for incandescentlamps or heaters

Info

Publication number
GB904920A
GB904920A GB4034558A GB4034558A GB904920A GB 904920 A GB904920 A GB 904920A GB 4034558 A GB4034558 A GB 4034558A GB 4034558 A GB4034558 A GB 4034558A GB 904920 A GB904920 A GB 904920A
Authority
GB
United Kingdom
Prior art keywords
filament
wires
lead
current
recrystallizing
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
GB4034558A
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical 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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB904920A publication Critical patent/GB904920A/en
Expired legal-status Critical Current

Links

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
    • H01K3/02—Manufacture of incandescent bodies
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/16—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being mounted on an insulating base

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Resistance Heating (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
GB4034558A 1957-12-18 1958-12-15 Improvements in or relating to methods of recrystallizing filaments for incandescentlamps or heaters Expired GB904920A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL223363 1957-12-18

Publications (1)

Publication Number Publication Date
GB904920A true GB904920A (en) 1962-09-05

Family

ID=19751064

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4034558A Expired GB904920A (en) 1957-12-18 1958-12-15 Improvements in or relating to methods of recrystallizing filaments for incandescentlamps or heaters

Country Status (2)

Country Link
ES (1) ES245947A1 (es)
GB (1) GB904920A (es)

Also Published As

Publication number Publication date
ES245947A1 (es) 1959-06-01

Similar Documents

Publication Publication Date Title
GB892545A (en) Filament support for an electric lamp or similar device
GB904920A (en) Improvements in or relating to methods of recrystallizing filaments for incandescentlamps or heaters
GB889886A (en) Improvements electric candles
GB806967A (en) Fuse for electric incandescent lamp
US1871344A (en) Electron discharge device
US2504594A (en) Device comprising a gas-and/or vapor-filled discharge tube
GB894812A (en) Projection lamp
GB967196A (en) Improvements in or relating to electric incandescent lamps
GB520835A (en) Improvements in gasfilled electric incandescent lamps
GB1283889A (en) Filament lamp
GB608677A (en) Improvements in gas-filled electron discharge devices
GB1169800A (en) Improvements in or relating to High-Pressure Electric Discharge Lamps
GB823631A (en) Current limiting device for safeguarding circuit elements from excessive starting currents
GB950188A (en) Improvements in electrical vapor detector
US2348739A (en) Gaseous discharge lamp circuit
GB720130A (en) Improvements in or relating to electric incandescent lamps
GB605649A (en) Improvements in electric incandescent lamps
GB1488593A (en) Vibrating filament lamp with auxiliary stationary filamen
US2135719A (en) Electric lamp
GB963316A (en) Incandescent lamp base
ES102791U (es) Porta-lámparas perfeccionado
GB983630A (en) Projection lamp
GB843252A (en) Improvements in or relating to electric lamps with a pinch having a temperature over300íµ during operation
GB828124A (en) Improvements in or relating to bases for electric lamps
GB1055666A (en) Improvements in electric lamps