US959075A - Metal-filament lamp. - Google Patents

Metal-filament lamp. Download PDF

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Publication number
US959075A
US959075A US48479409A US1909484794A US959075A US 959075 A US959075 A US 959075A US 48479409 A US48479409 A US 48479409A US 1909484794 A US1909484794 A US 1909484794A US 959075 A US959075 A US 959075A
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United States
Prior art keywords
metal
lamp
filament lamp
filament
carl
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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
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US48479409A
Inventor
Carl Rumenapp
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Individual
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Individual
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Priority to US48479409A priority Critical patent/US959075A/en
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Publication of US959075A publication Critical patent/US959075A/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/18—Mountings or supports for the incandescent body

Definitions

  • Patentes May sa', 191e. Serial N0. 84,794*
  • iseits may come into Contact and. be fusedl toyreiiei when the lamp is shaken, this being chiefly to the fact that the singlejthreads ae arianged eenform'aiply te the surface of a oyiiiuiei, osmore oi' less parallel to tile axisp' the lamp.
  • L1A metal jilament' lamp chargacterized by the'. arrangemelit -o alternately l long and short current distribution .Wii'es 2.
  • Anfve'andement electric-.lamp ofthe character desesibed, having lame'itsuppoi'tiiig arms ,ef varying lengths, liing in .substantially the A.same horizontai ane. l

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  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)

Description

U. RMENAPP.
METAL PILAMENT LAMP.
APPLICATION FILED MAR. 20, 1909.
9592075 n Patented May 24, H210.
FFIGE;
i CARL RUMEI\l'A.l.-"P,` 0F AUGSBURG, GERMANY? METAL-FILAMENT LAI/II?.
assess., f
Specification of Letters Estant. Appcation led'March 20,- 1909.
Patentes May sa', 191e. Serial N0. 84,794*
To all l"whom .it may. eoaeem:
Be itliilown that l, CARL RUMNQ'P', citi-V zen of lussia, residing at Augslolirg Bavaria, Germany, have `imfented. cestam `new andf useful Improvements nmMetals- Filament Lamps; and I vdo herebylvdeolarex the following to' bea fuil, elear, and exact description ef the izwe'ntieii7 such as ,will
'enable others skilled in the art, to Whieh lit appertains te make and use thefsame.
Most .metal filament lamps, which are capable of being'usedin any position, possess 'the 'disadvailtage that two neighboring fila,-
iseitsmay come into Contact and. be fusedl toyreiiei when the lamp is shaken, this being chiefly to the fact that the singlejthreads ae arianged eenform'aiply te the surface of a oyiiiuiei, osmore oi' less parallel to tile axisp' the lamp. in' the ylamp according to the pesent iiijvention this disadvant( e isA rei'neseii by the single lengt is of filament Qa) at different angles to the axis of the lamp, and notas heretoiore conform- .ingto a -eylindrical surface; this arrangement of the filaments is attainedby making ,the Wires (5L-Which. serve to distribute thel 'e'urrentfancl towhieh lthesingle lengths of filament are attached, alternately of different lengths. l
What I claimas my-vivention and desire to secure by Letters Pate11 t.is:5
L1A metal jilament' lamp, chargacterized by the'. arrangemelit -o alternately l long and short current distribution .Wii'es 2. Anfiile'andement electric-.lamp ofthe character" desesibed, having lame'itsuppoi'tiiig arms ,ef varying lengths, liing in .substantially the A.same horizontai ane. l
p In testimony Whjereei I hereunto aix .my signature :in the presence offtwo' witne" CARL if" li mijn om s e N A s( fr 1.4
a" plurality ofl
US48479409A 1909-03-20 1909-03-20 Metal-filament lamp. Expired - Lifetime US959075A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US48479409A US959075A (en) 1909-03-20 1909-03-20 Metal-filament lamp.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US48479409A US959075A (en) 1909-03-20 1909-03-20 Metal-filament lamp.

Publications (1)

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US959075A true US959075A (en) 1910-05-24

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ID=3027477

Family Applications (1)

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US48479409A Expired - Lifetime US959075A (en) 1909-03-20 1909-03-20 Metal-filament lamp.

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US (1) US959075A (en)

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