CH528701A - Device on a fluorescent tube for setting the direction and / or the size of the luminous flux - Google Patents

Device on a fluorescent tube for setting the direction and / or the size of the luminous flux

Info

Publication number
CH528701A
CH528701A CH1203371A CH1203371A CH528701A CH 528701 A CH528701 A CH 528701A CH 1203371 A CH1203371 A CH 1203371A CH 1203371 A CH1203371 A CH 1203371A CH 528701 A CH528701 A CH 528701A
Authority
CH
Switzerland
Prior art keywords
setting
size
fluorescent tube
luminous flux
luminous
Prior art date
Application number
CH1203371A
Other languages
German (de)
Inventor
Knobel-Dubs Fritz
Original Assignee
Knobel Elektro App Bau Ag F
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 Knobel Elektro App Bau Ag F filed Critical Knobel Elektro App Bau Ag F
Priority to CH1203371A priority Critical patent/CH528701A/en
Priority to DE2217249A priority patent/DE2217249A1/en
Priority to FR7229299A priority patent/FR2149481B1/fr
Publication of CH528701A publication Critical patent/CH528701A/en

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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/04—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages the fastening being onto or by the light source
    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F21V23/0435—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by remote control means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/20—Lighting for medical use
    • F21W2131/208—Lighting for medical use for hospital wards
    • 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)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
CH1203371A 1971-08-17 1971-08-17 Device on a fluorescent tube for setting the direction and / or the size of the luminous flux CH528701A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CH1203371A CH528701A (en) 1971-08-17 1971-08-17 Device on a fluorescent tube for setting the direction and / or the size of the luminous flux
DE2217249A DE2217249A1 (en) 1971-08-17 1972-04-11 DEVICE ON A FLUORESCENCE TUBE FOR REGULATING THE DIRECTION AND / OR SIZE OF THE LIGHT FLOW
FR7229299A FR2149481B1 (en) 1971-08-17 1972-08-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1203371A CH528701A (en) 1971-08-17 1971-08-17 Device on a fluorescent tube for setting the direction and / or the size of the luminous flux

Publications (1)

Publication Number Publication Date
CH528701A true CH528701A (en) 1972-09-30

Family

ID=4379222

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1203371A CH528701A (en) 1971-08-17 1971-08-17 Device on a fluorescent tube for setting the direction and / or the size of the luminous flux

Country Status (3)

Country Link
CH (1) CH528701A (en)
DE (1) DE2217249A1 (en)
FR (1) FR2149481B1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3725106A1 (en) * 1986-09-22 1988-04-07 Schuch Lichttech Kg Adolf Luminaire
EP0419780A2 (en) * 1989-09-25 1991-04-03 Zumtobel Aktiengesellschaft Lamp for a fluorescent lamp
WO2000057103A1 (en) * 1999-03-22 2000-09-28 Mikael Andersson Lighting device

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2348433A1 (en) * 1976-04-14 1977-11-10 Vedres Laurent Variable luminance luminescent lamp - has small diameter tube and dark and light patterned sleeves to vary light intensity
DE3403914A1 (en) * 1985-02-07 1985-08-08 Friedrich 7800 Freiburg Wolff FLUORESCENT LAMP WITH REFLECTOR AND THEIR APPLICATION
DE3717392A1 (en) * 1987-05-22 1988-12-01 Mutzhas Maximilian F Irradiation unit
DE19744970A1 (en) * 1997-10-13 1999-04-15 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Electric lamp

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3725106A1 (en) * 1986-09-22 1988-04-07 Schuch Lichttech Kg Adolf Luminaire
EP0419780A2 (en) * 1989-09-25 1991-04-03 Zumtobel Aktiengesellschaft Lamp for a fluorescent lamp
EP0419780A3 (en) * 1989-09-25 1991-10-23 Zumtobel Aktiengesellschaft Lamp for a fluorescent lamp
WO2000057103A1 (en) * 1999-03-22 2000-09-28 Mikael Andersson Lighting device

Also Published As

Publication number Publication date
FR2149481B1 (en) 1976-03-12
FR2149481A1 (en) 1973-03-30
DE2217249A1 (en) 1973-02-22

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Legal Events

Date Code Title Description
PL Patent ceased