EP 0937840 A2 19990825 - Spiral staircase
Title (en)
Spiral staircase
Title (de)
Wendeltreppe
Title (fr)
Escalier en spirale
Publication
Application
Priority
DE 29803014 U 19980220
Abstract (en)
The spiral staircase has a central and round pillar (8) to support the mountings for the separate steps (6). The step mountings have a height adjustment, to alter the height between the steps. The step mounting (1) holds each step, firmly bolted to the central pillar through prepared holes (8.1) in the pillar.
Abstract (de)
Wendeltreppe mit einem zentralen Standrohr(8,29) und mehreren Stufenelementen(6,28) zum Befestigen von Trittstufen(9) sowie mit einem Geländer(17), wobei die Stufenelemente(6, 28) am Standrohr(8, 29) durch eine Schraubverbindung befestigt sind. <IMAGE>
IPC 1-7
IPC 8 full level
E04F 11/032 (2006.01); E04F 11/18 (2006.01)
CPC (source: EP)
E04F 11/032 (2013.01)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
DE 29803014 U1 19990325; EP 0937840 A2 19990825; EP 0937840 A3 19991013
DOCDB simple family (application)
DE 29803014 U 19980220; EP 99103181 A 19990218