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CA1191014A Expired / Lapsed CA ⏱️ 0.0 years remaining

Sound and heat insulating strips for vertical blinds

Assignee: D'EXPLOITATION DE MARQUES ET BREVETS Ste
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Filing: 1981-07-27
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Granted: 1985-07-30
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Expires: 2001-07-27
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Abstract

Abstract Translated from French Bande pour stores à bandes verticales constituée d'un sandwich formé d'une couche centrale d'épaisseur comprise entre environ 3 mm et environ 10 mm, réalisée en un matériau très poreux, à cellules ouvertes et ayant d'excellentes qualités d'absorption phonique et de deux couches rapportées de part et d'autre de la couche centrale et constituée d'un tissu aéré ou film plastique. Strip for blinds with vertical strips made up of a sandwich formed by a central layer of thickness between approximately 3 mm and approximately 10 mm, made of a very porous material, with open cells and having excellent sound absorption qualities and two layers added on either side of the central layer and consisting of an airy fabric or plastic film.

Inventors

  • 👤 Bernard Demptos

Bibliographic Details

Application Number —
Jurisdiction CA
Data Source google_patents
Last Synchronized 2026-11-05 16:26
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/24; E06B9/26; E06B9/38; E06B9/386

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