EP 0525796 B1 19961009 - Paper or cardboard core for winding reels of paper, coardboard, plastic materials or the like
Title (en)
Paper or cardboard core for winding reels of paper, coardboard, plastic materials or the like
Title (de)
Wickelkern aus Papier oder Pappe zum Aufwickeln von Papier, Pappe, Kunststoffen oder dergleichen
Title (fr)
Noyau en papier ou carton pour l'enroulement de papier, carton, matériaux plastiques ou analogues
Publication
Application
Priority
IT BO910302 A 19910802
Abstract (en)
[origin: EP0525796A1] Paper or cardboard core for winding reels of paper, cardboard, plastic materials or the like, of the type produced by means of the spiral winding and glueing of a plurality of paper or cardboard strips which partially overlap one another. At least one of the strips, proximate to the outer surface of the core, is made of a moisture-proof material.
IPC 1-7
IPC 8 full level
B65H 75/10 (2006.01)
CPC (source: EP)
B65H 75/10 (2013.01)
Citation (examination)
- DE 1921536 U 19650819 - CANADIAN IND [CA]
- DE 7529197 U 19760108
- DE 7338060 U
- Patent Abstracts of Japan, Vol.8, No.54 [M-282] 10/03/1984 & JP-A-57 89816
Designated contracting state (EPC)
AT BE CH DE ES FR IT LI NL
DOCDB simple family (publication)
EP 0525796 A1 19930203; EP 0525796 B1 19961009; AT E143910 T1 19961015; DE 69214379 D1 19961114; DE 69214379 T2 19970306; ES 2095365 T3 19970216; IT 1252919 B 19950705; IT BO910302 A0 19910802; IT BO910302 A1 19930202
DOCDB simple family (application)
EP 92113097 A 19920731; AT 92113097 T 19920731; DE 69214379 T 19920731; ES 92113097 T 19920731; IT BO910302 A 19910802