AT178399B - Aus einer Spirale bestehender Reflektor bzw. spiralig gewundenes Lichtfilter - Google Patents

Aus einer Spirale bestehender Reflektor bzw. spiralig gewundenes Lichtfilter

Info

Publication number
AT178399B
AT178399B AT178399DA AT178399B AT 178399 B AT178399 B AT 178399B AT 178399D A AT178399D A AT 178399DA AT 178399 B AT178399 B AT 178399B
Authority
AT
Austria
Prior art keywords
spiral
light filter
reflector consisting
reflector
spiral light
Prior art date
Application number
Other languages
English (en)
Inventor
Ernst Buechting
Original Assignee
Ernst Buechting
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 Ernst Buechting filed Critical Ernst Buechting
Application granted granted Critical
Publication of AT178399B publication Critical patent/AT178399B/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • F21V11/02—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using parallel laminae or strips, e.g. of Venetian-blind type

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
AT178399D 1952-06-10 1952-06-10 Aus einer Spirale bestehender Reflektor bzw. spiralig gewundenes Lichtfilter AT178399B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT178399T 1952-06-10

Publications (1)

Publication Number Publication Date
AT178399B true AT178399B (de) 1954-05-10

Family

ID=3659800

Family Applications (1)

Application Number Title Priority Date Filing Date
AT178399D AT178399B (de) 1952-06-10 1952-06-10 Aus einer Spirale bestehender Reflektor bzw. spiralig gewundenes Lichtfilter

Country Status (1)

Country Link
AT (1) AT178399B (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10322800A1 (de) * 2003-05-19 2005-01-05 Hein, Lehmann Trenn- und Fördertechnik GmbH Leuchte
EP2088363A1 (de) * 2008-02-07 2009-08-12 Dan Laursen Lampenschirm mit Spiralfeder

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10322800A1 (de) * 2003-05-19 2005-01-05 Hein, Lehmann Trenn- und Fördertechnik GmbH Leuchte
EP2088363A1 (de) * 2008-02-07 2009-08-12 Dan Laursen Lampenschirm mit Spiralfeder

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