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Machine translation
1. (WO1994025882) STRUCTURED FILMS AND USE THEREOF FOR DAYLIGHT ILLUMINATION
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1994/025882    International Application No.:    PCT/US1994/004491
Publication Date: 10.11.1994 International Filing Date: 22.04.1994
Chapter 2 Demand Filed:    11.11.1994    
IPC:
E04C 2/54 (2006.01), E04D 13/03 (2006.01), G02B 3/00 (2006.01), G02B 3/08 (2006.01), G02B 5/02 (2006.01)
Applicants: MINNESOTA MINING AND MANUFACTURING COMPANY [US/US]; 3M Center, P.O. Box 33427, Saint Paul, MN 55133-3427 (US)
Inventors: LEA, Michael, C.; (US).
JASTER, Paul, A.; (US)
Agent: BUCKINGHAM, Stephen, W.; Office of Intellectual Property Counsel, Minnesota Mining and Manufacturing Company, P.O. Box 33427, Saint Paul, MN 55133-3427 (US).
LLOYD WISE, TREAGER & CO.; Norman House, 105/109 Strand, London WC2R 0AE (GB)
Priority Data:
08/053,064 26.04.1993 US
Title (EN) STRUCTURED FILMS AND USE THEREOF FOR DAYLIGHT ILLUMINATION
(FR) FILMS STRUCTURES ET LEUR UTILISATION POUR PRODUIRE UN ECLAIRAGE NATUREL
Abstract: front page image
(EN)A daylighting system usable in either a skylight or a dormer (20) includes a film (38) having a plurality of negative Fresnel lenses (2).
(FR)Un système d'éclairage naturel, pouvant être utilisé soit dans une lucarne soit dans une fenêtre en mansarde (20), comprend un film (38) présentant une pluralité de lentilles de Fresnel divergentes (2).
Designated States: CA, JP.
European Patent Office (AT, BE, CH, DE, DK, ES, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE).
Publication Language: English (EN)
Filing Language: English (EN)