FR2454050A1 - Amelioration de l'accessibilite aux lampes miniatures dans les projecteurs - Google Patents

Amelioration de l'accessibilite aux lampes miniatures dans les projecteurs

Info

Publication number
FR2454050A1
FR2454050A1 FR7909334A FR7909334A FR2454050A1 FR 2454050 A1 FR2454050 A1 FR 2454050A1 FR 7909334 A FR7909334 A FR 7909334A FR 7909334 A FR7909334 A FR 7909334A FR 2454050 A1 FR2454050 A1 FR 2454050A1
Authority
FR
France
Prior art keywords
reflector
projectors
accessibility
optical system
lamp
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.)
Granted
Application number
FR7909334A
Other languages
English (en)
French (fr)
Other versions
FR2454050B1 (enExample
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7909334A priority Critical patent/FR2454050A1/fr
Publication of FR2454050A1 publication Critical patent/FR2454050A1/fr
Application granted granted Critical
Publication of FR2454050B1 publication Critical patent/FR2454050B1/fr
Granted 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
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
    • F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
FR7909334A 1979-04-12 1979-04-12 Amelioration de l'accessibilite aux lampes miniatures dans les projecteurs Granted FR2454050A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7909334A FR2454050A1 (fr) 1979-04-12 1979-04-12 Amelioration de l'accessibilite aux lampes miniatures dans les projecteurs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7909334A FR2454050A1 (fr) 1979-04-12 1979-04-12 Amelioration de l'accessibilite aux lampes miniatures dans les projecteurs

Publications (2)

Publication Number Publication Date
FR2454050A1 true FR2454050A1 (fr) 1980-11-07
FR2454050B1 FR2454050B1 (enExample) 1984-05-11

Family

ID=9224277

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7909334A Granted FR2454050A1 (fr) 1979-04-12 1979-04-12 Amelioration de l'accessibilite aux lampes miniatures dans les projecteurs

Country Status (1)

Country Link
FR (1) FR2454050A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4389700A (en) * 1981-04-13 1983-06-21 Gte Products Corporation Projection unit with separable lamp capsule and slidable means for ejecting same
US4390935A (en) * 1981-04-13 1983-06-28 Gte Products Corporation Projection unit with separable lamp capsule and means for ejecting same
US4998190A (en) * 1986-12-05 1991-03-05 Hans Claessen Arrangement for an attachment for an electrical device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3445646A (en) * 1966-07-05 1969-05-20 Sylvania Electric Prod Projector lamp assembly
FR2202256A1 (enExample) * 1972-07-26 1974-05-03 Cipel

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3445646A (en) * 1966-07-05 1969-05-20 Sylvania Electric Prod Projector lamp assembly
FR2202256A1 (enExample) * 1972-07-26 1974-05-03 Cipel

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4389700A (en) * 1981-04-13 1983-06-21 Gte Products Corporation Projection unit with separable lamp capsule and slidable means for ejecting same
US4390935A (en) * 1981-04-13 1983-06-28 Gte Products Corporation Projection unit with separable lamp capsule and means for ejecting same
US4998190A (en) * 1986-12-05 1991-03-05 Hans Claessen Arrangement for an attachment for an electrical device

Also Published As

Publication number Publication date
FR2454050B1 (enExample) 1984-05-11

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Legal Events

Date Code Title Description
ST Notification of lapse