FR898886A - Réflecteur en forme de cloche - Google Patents

Réflecteur en forme de cloche

Info

Publication number
FR898886A
FR898886A FR898886DA FR898886A FR 898886 A FR898886 A FR 898886A FR 898886D A FR898886D A FR 898886DA FR 898886 A FR898886 A FR 898886A
Authority
FR
France
Prior art keywords
bell
shaped reflector
reflector
shaped
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.)
Expired
Application number
Other languages
English (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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR898886A publication Critical patent/FR898886A/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
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/09—Optical design with a combination of different curvatures
    • 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
    • F21V7/10—Construction
    • 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
    • F21W2131/40—Lighting for industrial, commercial, recreational or military use
    • F21W2131/405—Lighting for industrial, commercial, recreational or military use for shop-windows or displays

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR898886D 1942-10-17 1943-10-15 Réflecteur en forme de cloche Expired FR898886A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL898886X 1942-10-17

Publications (1)

Publication Number Publication Date
FR898886A true FR898886A (fr) 1945-05-09

Family

ID=19856285

Family Applications (1)

Application Number Title Priority Date Filing Date
FR898886D Expired FR898886A (fr) 1942-10-17 1943-10-15 Réflecteur en forme de cloche

Country Status (1)

Country Link
FR (1) FR898886A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0007527A1 (fr) * 1978-07-28 1980-02-06 Rudolf Zimmermann GmbH & Co. KG. Eclairage de secours
EP3249287A1 (fr) * 2016-05-25 2017-11-29 OSRAM GmbH Réflecteur pour dispositifs d'éclairage, dispositif et procédé correspondants

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0007527A1 (fr) * 1978-07-28 1980-02-06 Rudolf Zimmermann GmbH & Co. KG. Eclairage de secours
EP3249287A1 (fr) * 2016-05-25 2017-11-29 OSRAM GmbH Réflecteur pour dispositifs d'éclairage, dispositif et procédé correspondants

Similar Documents

Publication Publication Date Title
FI20127A (fi) Flaska
FR898886A (fr) Réflecteur en forme de cloche
FR892759A (fr) Oculaire
FR938678A (fr) Essuie-glace
FR878626A (fr) Pneumatique de remplacement
FR53518E (fr) Micro-pendule-amplificateur
FI20228A (fi) Spinnmunstycke
FR976626A (fr) Cosses de raccordement
DK73880C (da) Autoklav.
FI19104A (fi) Kedjelös velociped
ES159513A1 (es) Gasógeno perfeccionado
ES158785A1 (es) Gasógeno perfeccionado
FR938652A (fr) Hélice
FR894754A (fr) Oculaire
FR879353A (fr) Frigorimètre
FR881742A (fr) Fongicide-insecticide
FI21347A (fi) Rakapparat
FI22566A (fi) Varmgasmotor
FI20136A (fi) Upprivbart omhölje
FI19828A (fi) Ledkort
BE454393A (nl) Bakhoven
FI20404A (fi) Svettlapp
FI20544A (fi) Hetgasmotor
FI20570A (fi) Isborr
FI19098A (fi) Klädhängare