EP 2238852 B1 20130130 - Method for manufacturing components of a closing device for sports footwear
Title (en)
Method for manufacturing components of a closing device for sports footwear
Title (de)
Verfahren zur Herstellung Komponenten einer Schliessvorrichtung für Sportschuhwerk
Title (fr)
Procédé de fabrication d'un composant de dispositif de fermeture de chaussure de sports
Publication
Application
Priority
IT TV20090012 U 20090401
Abstract (en)
[origin: EP2238852A1] The present invention relates to a closing device (10) for sports footwear, which comprises a rack (20) and a lever (40) suitable for engaging with the rack (20) in at least one position. The lever (40) consists of a lever arm (50) and a forked lug (60) which are connected together by means of a tie-piece (70). The rack (20), the lever arm (50) and the forked lug (60) are made of an aluminium alloy and have a surface hardness factor of at least 90 HB. A suitable material is a 7000 series aluminium alloy. The invention also relates to a method for manufacturing the closing device (10). The method involves extruding a 7000 series aluminium alloy billet, stamping the components of the fastener in a blanking press and boring the obtained component.
IPC 8 full level
A43C 11/14 (2006.01); B21C 23/00 (2006.01); B21D 28/02 (2006.01); B21D 53/36 (2006.01); B21J 5/00 (2006.01); B21K 17/00 (2006.01)
CPC (source: EP)
A43C 11/142 (2013.01); A43D 999/00 (2013.01); B21C 23/00 (2013.01); B21D 53/36 (2013.01); B21K 17/00 (2013.01)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR
DOCDB simple family (publication)
EP 2238852 A1 20101013; EP 2238852 B1 20130130; IT TV20090012 U1 20101002
DOCDB simple family (application)
EP 10158428 A 20100330; IT TV20090012 U 20090401