[go: up one dir, main page]

DE1681228U - TOROID-SHAPED ELECTRIC LIGHT BULB. - Google Patents

TOROID-SHAPED ELECTRIC LIGHT BULB.

Info

Publication number
DE1681228U
DE1681228U DE1953L0008346 DEL0008346U DE1681228U DE 1681228 U DE1681228 U DE 1681228U DE 1953L0008346 DE1953L0008346 DE 1953L0008346 DE L0008346 U DEL0008346 U DE L0008346U DE 1681228 U DE1681228 U DE 1681228U
Authority
DE
Germany
Prior art keywords
filament
toroid
light bulb
electric light
shaped electric
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
DE1953L0008346
Other languages
German (de)
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Priority to DE1953L0008346 priority Critical patent/DE1681228U/en
Publication of DE1681228U publication Critical patent/DE1681228U/en
Expired legal-status Critical Current

Links

Landscapes

  • Eye Examination Apparatus (AREA)

Description

E-.- «-.-.-". oidformT elekblscheHihlampc" rel "-neuerung Ble. vorliegende KSaaDg T) etrifft eine toroidförmige, Glühlampe-" SSß-lrischeGiühlampen werden ür öle-verschiedensten Zwecke, M''-j'"''''''. ''' ! ßSswesentlichn inBirnen-t herzen-nnd Soffitte-nform hergestellte ic reiche-n für die meisten Zvje-oke aus. Daneben tauchen r auGh Probleme ad,, die e pezielle releuchtlmgsforß ! &SiQgen. Dies ist"beispielsweise der Fall, wenn kreisförmige Ge- ! SSile"asszlnchten jsin6o .-'. Neuerungs EsBdäHBgemäB wird nun eine toroldförqes elekwrtsche "\ Ginhlampevorzugsweisezur Belenchtoag Ton Zifferblättern oder ' . dergleicb-eL 8u. s einem ringförmig gebogenen in seiner Mittelachse .'B. inen Glühfaden aufweisenden Glasrohr mitrillenformigen Ein- -dr&cknagen sur Abstützung des Glühfadens vorgeschlagen Die beiden -drii-Ok-bstütz-Lng des . ullgerl zur A 'Enden des Slühfadens werden zweckmäßig in nebeneinander liegenden Stellen a. s cem Glasrohr herausgeführt und mit Kontakten zur Strom- dz -zuf übriing-vgrburiden, Die le-I den Enden cles kreisförmig gebogenen '.Slasrohres werden vorteilhaft nicht miteinander verbunden, sondern leere-n verDundei2, zondern ; 'verbleiben als freie landen einander gegenüberstehend. Diese ge- genüberstehenden Enden können dann die Kontakte für die Stromzü- führung ''''"''''''--.-'-. Ne. ueuriE's"-.'.-.. -, r. n 1 : Sf'iíngsbe-ispie3i : s sg : e {iankens ûii "in, - lc'k ung en w ird an Saa estTJLt EiQ. SgLasrohr 1 ire kreisförmig Der Glühfad a und mit den a-n diesen Steilen nTmd5erausgeTiirt. ; UQd mit deti aji diesen Stellen" Stromzufjihrung verbunden. Kont ; , Lkten Zur~ Schutz Sas-tansprüche : E -.- «-.-.-". oidformT elekblscheHihlampc " rel "-innovation Ble. present KSaaDg T) applies to a toroidal, Incandescent " SS-irish incandescent lamps are used for various purposes, M '' - j '"''''''.''' ! Essentially made in pear-shaped hearts and soffits ic suffice-n for most Zvje-oke. Dive next to it R auGh problems ad, the e pecial lighting solution ! & SiQgen. This is "the case, for example, when circular shapes ! SSile "associates jsin6o .- '. Innovation It will now be a toroldförqes elekwrtsche "\ Ginhlamp preferably for Belenchtoag tone dials or ' . the same eL 8u. s an annularly curved one in its central axis .'B. in a filament having glass tube with grooved single -dr & cknagen sur support the filament proposed The two -drii-Ok-bstütz-Lng des . ullgerl to the A 'The ends of the thread are expediently located next to one another Places a. s cem glass tube and with contacts to the power dz -zuf bereiing-vgrburiden, the le-I the ends of cles circularly curved '.Slas tubes are advantageously not connected to one another, but rather empty-n verDundei2, separate ; 'remain as free lands facing each other. This ge opposite ends can then be the contacts for the current guide ''''"''''''--.-'-. Ne. UeuriE's"-.'.- .. -, r. n 1: Sf'iíngsbe-ispie3i: s sg: e {iankens ûii "in, - lc'k ung en w ill Saa estTJLt EiQ. SgLasrohr 1 ire circular The filament a and with those on these steep slopes nTmd5er-trained. ; UQd with deti aji these places " Power supply connected. Kont; , Lkten Zur ~ protection Sas-t claims:

Claims (1)

Schutz Stanspruche é
toroidförmige elektrische Glühlampe vorzugsweise '"-' :''' -.'zm' Beleuchtung von Zifferblättern oder dergleichen ans einem gebogeneil, In seiner Yjittelachse einen Glühfaden . t-.-,'- äufweisenden'Glasrohr mit rillenförmigen Eindriicküngen zur des Glühfadens. E ;-- p - 2< Toroidförmige Lampe nach Anspruch 19 dadurch ge- Ukennzeichnettdass die beiden Enden des Glühfadens an nebenein- anderliegenden Stellen aus dem Glasrohr herausgeführt und mit Kontakten zur Stromzuführung verbunden sind. d c. - -.. .. 3. Toroidförmige Lampe nach Ansprüchen 1 und 2p gekenn- - zeichnet durch einander gegenüberstehende Enden des kreis- 'te zur S-ty-omzuführung .örmigen Glasrohress die die Kontakte zur Stromzufuhrusg tragen. i
protection Stands é
toroidal electric incandescent lamp preferably '"-': ''' -. 'zm' lighting of dials or the like on one bent, a filament in its central axis . t -.-, '- aufweisenden 'glass tube with groove-shaped indentations for of the filament. E; - p - 2 <toroidal lamp according to claim 19 thereby Indicates that the two ends of the filament are next to one another. other places led out of the glass tube and with Contacts for power supply are connected. d c. - - .. .. 3. Toroidal lamp according to claims 1 and 2p marked - characterized by opposite ends of the circular 'te to the s-ty-om feed .shaped glass tubes that connect the contacts to the power supply wear. i
DE1953L0008346 1953-07-21 1953-07-21 TOROID-SHAPED ELECTRIC LIGHT BULB. Expired DE1681228U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE1953L0008346 DE1681228U (en) 1953-07-21 1953-07-21 TOROID-SHAPED ELECTRIC LIGHT BULB.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1953L0008346 DE1681228U (en) 1953-07-21 1953-07-21 TOROID-SHAPED ELECTRIC LIGHT BULB.

Publications (1)

Publication Number Publication Date
DE1681228U true DE1681228U (en) 1954-08-12

Family

ID=32082681

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1953L0008346 Expired DE1681228U (en) 1953-07-21 1953-07-21 TOROID-SHAPED ELECTRIC LIGHT BULB.

Country Status (1)

Country Link
DE (1) DE1681228U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1262445B (en) * 1959-12-11 1968-03-07 Gen Electric Double ended electric light bulb

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1262445B (en) * 1959-12-11 1968-03-07 Gen Electric Double ended electric light bulb

Similar Documents

Publication Publication Date Title
DE1681228U (en) TOROID-SHAPED ELECTRIC LIGHT BULB.
DE894288C (en) Gas discharge lamp
AT155121B (en) Electric light bulbs, in particular for air protection purposes.
DE833080C (en) Electric incandescent lamp or mixed light lamp, preferably one with a double or multiple spiral filament
DE817180C (en) Electric light bulb
AT153769B (en) Lighting fixtures.
DE839231C (en) Multi-filament incandescent lamp
DE628148C (en) Electric projection lamp, in particular for cinematographic purposes
DE594430C (en) Electric incandescent lamp with a reflector forming a circular channel with a parabolic cross-section
DE528383C (en) Electric incandescent lamp, the bulb of which is closed by squeezing its neck
DE568890C (en) Incandescent body for electric light bulbs
AT155704B (en) Electric light bulb with internal reflector.
DE578360C (en) Device for bridging two contact fields using incandescent lamps
AT130071B (en) Transparent hands.
DE210776C (en)
DE695653C (en) Electric high pressure discharge lamp for projection purposes
DE689686C (en) Electric Christmas tree lighting
DE441692C (en) Table lamp with optical call signal
DE1622582U (en) REFLECTOR CLEAR GLASS LAMP.
DE641919C (en) Multifilament incandescent lamp
GB1030109A (en) Improvements in or relating to the threading of wires or the like through apertures
DE350827C (en) Centerpiece with illuminated fruit bowl for artificial fruit
AT151909B (en) Electric miniature incandescent lamp with a pearl base.
AT143107B (en) Electric light bulb.
DE598375C (en) Filament holder in tubular electric light bulbs