EP 1884316 B1 20090923 - Method for making abrasive discs and the abrasive discs made thereby
Title (en)
Method for making abrasive discs and the abrasive discs made thereby
Title (de)
Verfahren zur Herstellung von Schleifscheiben und dadurch hergestellte Schleifscheiben
Title (fr)
Procédé pour fabriquer des disques abrasifs et disques abrasifs fabriqués avec ce procédé
Publication
Application
Priority
IT MI20061516 A 20060731
Abstract (en)
[origin: EP1884316A1] The present invention relates to a method for making abrasive discs, comprising the steps of coupling a vulcanized fiber or fiber paperboard or paperboard supporting layer (1) to a further layer (2) having at least a glass fiber net, hot pressing, in a pressing mold, the two coupled layers, thereby forming a central bulged portion (4), fixing a central ring nut (5), spreading on the concave face a binding resin, applying fabric blade elements (11) coated by an abrading material and pressing the assembly in a heated oven.
IPC 8 full level
B24D 13/16 (2006.01); B24D 18/00 (2006.01)
CPC (source: EP)
B24D 13/16 (2013.01); B24D 18/0009 (2013.01)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1884316 A1 20080206; EP 1884316 B1 20090923; AT E443599 T1 20091015; DE 602007002528 D1 20091105; ES 2334396 T3 20100309; IT MI20061516 A1 20080201; PL 1884316 T3 20100129; SI 1884316 T1 20100226
DOCDB simple family (application)
EP 07014584 A 20070725; AT 07014584 T 20070725; DE 602007002528 T 20070725; ES 07014584 T 20070725; IT MI20061516 A 20060731; PL 07014584 T 20070725; SI 200730121 T 20070725