EP 0627303 B1 19971210 - Rotary forming apparatus
Title (en)
Rotary forming apparatus
Title (de)
Rotationsprägevorrichtung
Title (fr)
Dispositif de façonnage rotatif
Publication
Application
Priority
FR 9306057 A 19930519
Abstract (en)
[origin: EP0627303A1] The present invention relates to a rotary forming apparatus intended for continuously forming at least one marking line on a carton blank by means of two rotary cylinders (1, 2) including marking profiles, namely a first relief-marking profile (5) provided on one cylinder (1) and a second hollow profile (3) provided on the other cylinder (2) between which the carton blank is pressed, the cross-section of the hollow profile (3) having two especially substantially parallel opposite sides of the width of the marking line to be formed, characterised in that the relief profile (5) has a cross-section consisting of two substantially radial sides (9) extending from the cylinder (1), each followed by at least one chamfer (11) sloping at an acute angle ( alpha ) with respect to each side (9). <IMAGE>
IPC 1-7
IPC 8 full level
B21D 22/08 (2006.01); B23H 9/00 (2006.01); B31B 50/25 (2017.01); B31F 1/10 (2006.01)
CPC (source: EP)
B31F 1/10 (2013.01); B31B 50/254 (2017.07)
Designated contracting state (EPC)
CH DE GB LI NL SE
DOCDB simple family (publication)
EP 0627303 A1 19941207; EP 0627303 B1 19971210; DE 69407217 D1 19980122; DE 69407217 T2 19980709; FR 2705273 A1 19941125; FR 2705273 B1 19950721; JP H0724939 A 19950127
DOCDB simple family (application)
EP 94401119 A 19940519; DE 69407217 T 19940519; FR 9306057 A 19930519; JP 12804694 A 19940519