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Machine translation
1. (WO1981001041) TRANSPORTABLE CONDUIT SECTION
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1981/001041    International Application No.:    PCT/DE1980/000149
Publication Date: 16.04.1981 International Filing Date: 13.10.1980
IPC:
E04F 17/02 (2006.01), F16L 59/02 (2006.01), F16L 59/07 (2006.01), F16L 9/00 (2006.01), F16L 9/17 (2006.01), F16L 9/22 (2006.01), F24F 13/02 (2006.01), H02G 3/04 (2006.01)
Applicants:
Inventors:
Priority Data:
2941561 13.10.1979 DE
Title (EN) TRANSPORTABLE CONDUIT SECTION
(FR) TRONCON DE CONDUIT TRANSPORTABLE
Abstract: front page image
(EN)The transportable conduit section (1) is open or closed in the longitudinal direction. It is particularly intended to air conduits protected against fire in heating or air conditioning installations or in protection coating against fire of installation channels or lines (28) for electric cable bundles. Each conduit section (1) comprises at least one segment (40, 44, 46, 49, 55) of flat material made of one or a plurality of cardboard layers of which one face at least is made of material shaped into fine grooves (43, 45, 50, 59) so as to give elastic bending characteristics allowing the unfolding of the flat material segment (40, 44, 46, 49, 55) according to the spatial configuration of the conduit section (figures 2a to 2i) or part of it.
(FR)Le troncon de conduit transportable (1) est ouvert ou ferme en direction longitudinale. Il est particulierement destine aux conduites d"air protegees contre le feu dans les installations de chauffage ou de climatisation ou dans le revetement de protection contre le feu de canaux d"installations ou de canalisations (28) pour faisceaux de cables electriques. Chaque troncon de conduit (1) comprend au moins un segment (40, 44, 46, 49, 55) en materiau plat forme d"une ou de plusieurs couches de carton dont une face au moins est formee de materiau faconnee en fines rainures (43, 45, 50, 59) de maniere a conferer des proprietes de flexion elastique permettant le deploiement du segment de materiau plat (40, 44, 46, 49, 55) selon la configuration spatiale du troncon de conduit (figures 2a a 2i) ou d"une partie de celui-ci.
Designated States:
Publication Language: German (DE)
Filing Language: German (DE)