CH483597A - Optischer Blendschutz - Google Patents

Optischer Blendschutz

Info

Publication number
CH483597A
CH483597A CH1657965A CH1657965A CH483597A CH 483597 A CH483597 A CH 483597A CH 1657965 A CH1657965 A CH 1657965A CH 1657965 A CH1657965 A CH 1657965A CH 483597 A CH483597 A CH 483597A
Authority
CH
Switzerland
Prior art keywords
glare protection
optical glare
optical
protection
glare
Prior art date
Application number
CH1657965A
Other languages
English (en)
Inventor
Ingemar Sjolander Karl Lennart
Original Assignee
Ingemar Sjolander Karl Lennart
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 Ingemar Sjolander Karl Lennart filed Critical Ingemar Sjolander Karl Lennart
Publication of CH483597A publication Critical patent/CH483597A/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
    • F21V11/06—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using crossed laminae or strips, e.g. grid-shaped louvers; using lattices or honeycombs
    • 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
    • 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
    • F21V7/00—Reflectors for light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
CH1657965A 1964-12-28 1965-12-01 Optischer Blendschutz CH483597A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1572364 1964-12-28

Publications (1)

Publication Number Publication Date
CH483597A true CH483597A (de) 1969-12-31

Family

ID=20301123

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1657965A CH483597A (de) 1964-12-28 1965-12-01 Optischer Blendschutz

Country Status (6)

Country Link
US (1) US3413460A (de)
CH (1) CH483597A (de)
DE (1) DE1472547A1 (de)
FR (1) FR1459657A (de)
GB (1) GB1123417A (de)
NL (1) NL6516805A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4006355A (en) * 1974-11-26 1977-02-01 Sylvan R. Shemitz And Associates, Inc. Luminaire
WO1982001930A1 (en) * 1980-12-03 1982-06-10 Sven A Willumsen A double grid for fluorescent lamp units
DE3112210C2 (de) * 1981-03-27 1985-01-10 Siemens AG, 1000 Berlin und 8000 München Spiegelleuchte
JPS5828913U (ja) * 1981-08-21 1983-02-24 三菱電機株式会社 照明器具
US5147761A (en) * 1990-06-11 1992-09-15 W. R. Grace & Co.-Conn. Method for preparing relief image printing plates

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191021901A (en) * 1910-09-21 1911-09-14 Valentine Henry Mackinney New Method of and Apparatus for Illuminating Objects.
US2971083A (en) * 1958-11-14 1961-02-07 Gen Electric Low brightness louver

Also Published As

Publication number Publication date
GB1123417A (en) 1968-08-14
DE1472547A1 (de) 1969-03-27
FR1459657A (fr) 1966-11-18
NL6516805A (de) 1966-06-29
US3413460A (en) 1968-11-26

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Legal Events

Date Code Title Description
PL Patent ceased