EP 1334785 A1 20030813 - A method of machining a mould from a block of sand and use of said method
Title (en)
A method of machining a mould from a block of sand and use of said method
Title (de)
Verfahren zum Herausarbeiten einer Giessform aus einem Sandblock und Verwendung des Verfahrens
Title (fr)
Procédé d'usinage d'un moule à partir d'un bloc de sable et utilisation dudit procédé
Publication
Application
Priority
EP 02075515 A 20020207
Abstract (en)
The invention relates to a method of machining a mould from a block of granular moulding material for moulding in a foundry operation, including machining a form part from a block of granular moulding material, such as sand including a binder, a cavity by using a machining tool, said machining tool being moved relative to the block of moulding material, said movements controlled by a geometric data from a computer control means to form the cavity; and removing the granular material removed from the block by the machining tool during the machining of the cavity. <IMAGE>
IPC 1-7
IPC 8 full level
B22C 9/02 (2006.01); B22C 13/04 (2006.01); B22D 17/22 (2006.01); B22D 47/02 (2006.01)
CPC (source: EP)
B22C 9/02 (2013.01); B22C 13/04 (2013.01); B22D 17/22 (2013.01); B22D 47/02 (2013.01)
Citation (search report)
- [X] EP 0317315 A2 19890524 - ROBERT D SA
- [A] US 4104347 A 19780801 - OHASHI YOSHINOBU, et al
- [A] FR 1138883 A 19570620
- [A] FR 1013661 A 19520801 & JP S5466326 A 19790528 - MITSUBISHI HEAVY IND LTD
- [Y] PATENT ABSTRACTS OF JAPAN vol. 009, no. 018 (M - 353) 25 January 1985 (1985-01-25)
- [Y] DATABASE WPI Section Ch Week 197927, Derwent World Patents Index; Class M22, AN 1979-50013B, XP002207000
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
DOCDB simple family (application)
EP 02075515 A 20020207