FR2149481A1 - - Google Patents

Info

Publication number
FR2149481A1
FR2149481A1 FR7229299A FR7229299A FR2149481A1 FR 2149481 A1 FR2149481 A1 FR 2149481A1 FR 7229299 A FR7229299 A FR 7229299A FR 7229299 A FR7229299 A FR 7229299A FR 2149481 A1 FR2149481 A1 FR 2149481A1
Authority
FR
France
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.)
Granted
Application number
FR7229299A
Other languages
French (fr)
Other versions
FR2149481B1 (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.)
F Knobel Elektro Apparatebau AG
Original Assignee
F Knobel Elektro Apparatebau 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 F Knobel Elektro Apparatebau AG filed Critical F Knobel Elektro Apparatebau AG
Publication of FR2149481A1 publication Critical patent/FR2149481A1/fr
Application granted granted Critical
Publication of FR2149481B1 publication Critical patent/FR2149481B1/fr
Expired legal-status Critical Current

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
FR7229299A 1971-08-17 1972-08-16 Expired FR2149481B1 (en)

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 (2)

Publication Number Publication Date
FR2149481A1 true FR2149481A1 (en) 1973-03-30
FR2149481B1 FR2149481B1 (en) 1976-03-12

Family

ID=4379222

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7229299A Expired FR2149481B1 (en) 1971-08-17 1972-08-16

Country Status (3)

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

Cited By (2)

* 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
EP0908667A3 (en) * 1997-10-13 2000-04-19 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Electric lamp

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3403914A1 (en) * 1985-02-07 1985-08-08 Friedrich 7800 Freiburg Wolff FLUORESCENT LAMP WITH REFLECTOR AND THEIR APPLICATION
DE3725106A1 (en) * 1986-09-22 1988-04-07 Schuch Lichttech Kg Adolf Luminaire
DE3717392A1 (en) * 1987-05-22 1988-12-01 Mutzhas Maximilian F Irradiation unit
AT397707B (en) * 1989-09-25 1994-06-27 Zumtobel Ag LAMP FOR A FLUORESCENT LAMP
SE9901022L (en) * 1999-03-22 2000-09-23 Mikael Andersson ILLUMINATOR

Cited By (2)

* 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
EP0908667A3 (en) * 1997-10-13 2000-04-19 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Electric lamp

Also Published As

Publication number Publication date
CH528701A (en) 1972-09-30
DE2217249A1 (en) 1973-02-22
FR2149481B1 (en) 1976-03-12

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Legal Events

Date Code Title Description
ST Notification of lapse