AT73915B - Thread support frame for electric light bulbs. - Google Patents

Thread support frame for electric light bulbs.

Info

Publication number
AT73915B
AT73915B AT73915DA AT73915B AT 73915 B AT73915 B AT 73915B AT 73915D A AT73915D A AT 73915DA AT 73915 B AT73915 B AT 73915B
Authority
AT
Austria
Prior art keywords
support frame
electric light
light bulbs
thread support
thread
Prior art date
Application number
Other languages
German (de)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of AT73915B publication Critical patent/AT73915B/en

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  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Description

  

   <Desc/Clms Page number 1> 
 



    Fadentraggestell   für   elektrische glühlampen.   



   Es   ist vorgeschlagen worden, Metallfäden   als Spirale mit geringem Durchmesser als Glühkörper fur elektrische Glühlampen zu verwenden. Derartige Lampen sind aber in der Praxis nicht eingeführt, was in erster Linie darauf zurückzuführen ist, dass bisher eine brauchbare Halterungsart gefehlt hat. Die üblichen Anordnungen mit einem zentralen Traggestell und zwei Metall- 
 EMI1.1 
 Spielraum geführte dass sie die infolge ihrer federnden Wirkung auftretenden Bewegungen in ihrer Längsrichtung in beschränktem Masse ausführen kann Diese Bewegungsfreiheit ist von grösster Wichtigkeit mit Rücksicht auf die Formveränderungen des Glühkörpers, die sich beim Betrieh ergeben. 



   Die Ösen, die aus schwerschmelzbarem Metall bestehen, werden zweckmässig kranzförmig in einer Ebene angeordnet und sind so reichlich   gross bemessen,   dass die Drahtspirale mit   Leichtig-   
 EMI1.2 
 

**WARNUNG** Ende DESC Feld kannt Anfang CLMS uberlappen**.



   <Desc / Clms Page number 1>
 



    String support frame for electric light bulbs.



   It has been proposed to use metal filaments as a spiral with a small diameter as an incandescent body for electric light bulbs. However, such lamps have not been introduced in practice, which is primarily due to the fact that a usable type of mounting has been lacking so far. The usual arrangements with a central support frame and two metal
 EMI1.1
 This freedom of movement is of the utmost importance with regard to the changes in shape of the incandescent body that occur during operation.



   The eyelets, which are made of refractory metal, are expediently arranged in a ring in one plane and are so large that the wire spiral can be easily
 EMI1.2
 

** WARNING ** End of DESC field may overlap beginning of CLMS **.

Claims (1)

EMI1.3 **WARNUNG** Ende CLMS Feld Kannt Anfang DESC uberlappen**. EMI1.3 ** WARNING ** End of CLMS field may overlap beginning of DESC **.
AT73915D 1913-09-20 1914-09-07 Thread support frame for electric light bulbs. AT73915B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE73915X 1913-09-20

Publications (1)

Publication Number Publication Date
AT73915B true AT73915B (en) 1917-10-25

Family

ID=5636600

Family Applications (1)

Application Number Title Priority Date Filing Date
AT73915D AT73915B (en) 1913-09-20 1914-09-07 Thread support frame for electric light bulbs.

Country Status (1)

Country Link
AT (1) AT73915B (en)

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