EP 2022579 A1 20090211 - Method an machine for manufacturing hollow cores
Title (en)
Method an machine for manufacturing hollow cores
Title (de)
Verfahren und Maschine zur Herstellung von Hohlkernen
Title (fr)
Procédé et machine pour la fabrication de noyaux creux
Publication
Application
Priority
IT VI20070219 A 20070803
Abstract (en)
A method for manufacturing hollow cores consists substantially in forming two mutually complementary hollow core halves and in joining them into a single body. The two hollow core halves are formed simultaneously and automatically by a machine which subsequently joins them into a single body.
IPC 8 full level
B22C 9/10 (2006.01)
CPC (source: EP)
B22C 9/103 (2013.01)
Citation (search report)
- [X] EP 0083713 A2 19830720 - KLOECKNER HUMBOLDT DEUTZ AG [DE] & US 4694883 A 19870922 - HAIDUK KLAUS [DE]
- [X] JP S61129256 A 19860617 - TOYOTA MOTOR CORP
- [A] JP S6163336 A 19860401 - NANIWA SEISAKUSHO KK
- [A] JP S6163337 A 19860401 - NANIWA SEISAKUSHO KK
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 MT NL NO PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA MK RS
DOCDB simple family (publication)
DOCDB simple family (application)
EP 08013589 A 20080729; IT VI20070219 A 20070803