EP 3411168 B1 20191120 - DEVICE FOR REMOVING THE CORE FROM A CAST WORKPIECE
Title (en)
DEVICE FOR REMOVING THE CORE FROM A CAST WORKPIECE
Title (de)
VORRICHTUNG ZUM ENTKERNEN EINES GEGOSSENEN WERKSTÜCKES
Title (fr)
DISPOSITIF DE DÉBOURRAGE D'UNE PIÈCE COULÉE
Publication
Application
Priority
- AT 500602016 A 20160202
- AT 2017060014 W 20170201
Abstract (en)
[origin: WO2017132715A1] The invention relates to a device (1, 1a,..., 1c) for removing the core from a cast workpiece (2), said device (1) comprising at least one hammer (3), the at least one hammer (3) being equipped with a hammer head (4) and at least one tappet (6) that transmits energy to the hammer head (4) and is arranged so as to be movable in a working cylinder (5) of the hammer (3), the working cylinder (5) being in permanent fluid connection with at least one working volume (7a, 7b) of a cyclically operated piston compressor (8).
IPC 8 full level
B22D 29/00 (2006.01); B25D 9/08 (2006.01); B25D 9/12 (2006.01); B25D 9/16 (2006.01)
CPC (source: AT EP)
B22D 29/005 (2013.01 - EP); B25D 9/08 (2013.01 - EP); B25D 9/12 (2013.01 - EP); B25D 9/16 (2013.01 - EP); B25D 17/08 (2013.01 - AT)
Designated contracting state (EPC)
AL 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 RS SE SI SK SM TR
DOCDB simple family (publication)
WO 2017132715 A1 20170810; AT 518203 A1 20170815; AT 518203 B1 20190915; EP 3411168 A1 20181212; EP 3411168 B1 20191120
DOCDB simple family (application)
AT 2017060014 W 20170201; AT 500602016 A 20160202; EP 17711063 A 20170201