FR421032A - Projecteur avec réflecteur disposé devant l'orifice par lequel le faisceau lumineux sort de l'enveloppe - Google Patents

Projecteur avec réflecteur disposé devant l'orifice par lequel le faisceau lumineux sort de l'enveloppe

Info

Publication number
FR421032A
FR421032A FR421032DA FR421032A FR 421032 A FR421032 A FR 421032A FR 421032D A FR421032D A FR 421032DA FR 421032 A FR421032 A FR 421032A
Authority
FR
France
Prior art keywords
headlamp
casing
opening
light beam
beam exits
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
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.)
Siemens Schuckertwerke AG
Original Assignee
Siemens Schuckertwerke 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 Schuckertwerke AG filed Critical Siemens Schuckertwerke AG
Application granted granted Critical
Publication of FR421032A publication Critical patent/FR421032A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H05B31/00—Electric arc lamps
    • H05B31/003—Electric arc lamps of a special type
    • H05B31/0039—Projectors, the construction of which depends upon the presence of the arc
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02H—WARPING, BEAMING OR LEASING
    • D02H13/00—Details of machines of the preceding groups

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Tension Adjustment In Filamentary Materials (AREA)
FR421032D 1909-10-28 1910-10-03 Projecteur avec réflecteur disposé devant l'orifice par lequel le faisceau lumineux sort de l'enveloppe Expired FR421032A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE421032X 1933-05-22

Publications (1)

Publication Number Publication Date
FR421032A true FR421032A (fr) 1911-02-13

Family

ID=6455381

Family Applications (2)

Application Number Title Priority Date Filing Date
FR421032D Expired FR421032A (fr) 1909-10-28 1910-10-03 Projecteur avec réflecteur disposé devant l'orifice par lequel le faisceau lumineux sort de l'enveloppe
FR771952D Expired FR771952A (fr) 1933-05-22 1934-04-18 Tendeur de fil avec frein à rondelles et ceillet ouvert de guidage du fil pour ourdissoir

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR771952D Expired FR771952A (fr) 1933-05-22 1934-04-18 Tendeur de fil avec frein à rondelles et ceillet ouvert de guidage du fil pour ourdissoir

Country Status (2)

Country Link
FR (2) FR421032A (fr)
GB (1) GB421032A (fr)

Also Published As

Publication number Publication date
FR771952A (fr) 1934-10-20
GB421032A (en) 1934-12-12

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