EP 0393247 B1 19930331 - DOUBLE SURFACE ROLLER SHUTTER FOR FIRE-PROOF DOORS
Title (en)
DOUBLE SURFACE ROLLER SHUTTER FOR FIRE-PROOF DOORS
Publication
Application
Priority
DE 3913032 A 19890420
Abstract (en)
[origin: EP0393247A2] Double shell roller shutter for fire-proof doors, consisting of two mutually spaced shells, between which an insulating mat is situated, the two shells being assembled from horizontally arranged slats whose mutually adjacent bent-round edges engage in one another and have a curvature towards the outer sides of the roller shutter, and the axis of rotation of all the slat connections lying in the centre plane of the roller shutter.
IPC 1-7
IPC 8 full level
E06B 9/13 (2006.01); E06B 9/15 (2006.01); E06B 9/17 (2006.01)
CPC (source: EP)
E06B 9/13 (2013.01); E06B 9/15 (2013.01); E06B 2009/17069 (2013.01)
Designated contracting state (EPC)
AT BE CH DE ES FR GB GR IT LI NL SE
DOCDB simple family (publication)
EP 0393247 A2 19901024; EP 0393247 A3 19910424; EP 0393247 B1 19930331; AT E87706 T1 19930415; DD 293864 A5 19910912; DE 3913032 A1 19901025; DE 58903977 D1 19930506; DK 168579 B1 19940425; DK 98590 A 19901021; DK 98590 D0 19900420; ES 2039823 T3 19931001
DOCDB simple family (application)
EP 89123281 A 19891215; AT 89123281 T 19891215; DD 33980190 A 19900417; DE 3913032 A 19890420; DE 58903977 T 19891215; DK 98590 A 19900420; ES 89123281 T 19891215