EP 1027943 B1 20040929 - Hollow casting and method for producing the same
Title (en)
Hollow casting and method for producing the same
Title (de)
Hohlgegossenes Bauteil und Verfahren zu dessen Herstellung
Title (fr)
Pièce coulée creuse et procédé de fabrication
Publication
Application
Priority
DE 19905887 A 19990211
Abstract (en)
[origin: EP1027943A1] A hollow cast component, having an externally accessible recess (15) for accommodating a closure piece (14) transverse to a core opening (13). A hollow cast component, having one or more core openings (13) to be subsequently closed, has an externally accessible recess (15) positioned transverse to the or each core opening within its interior and/or at an internal surface adjoining an enclosed cavity (12), the recess (15) intersecting and covering the core opening and a closure piece being located in the recess to close the core opening. An Independent claim is also included for production of the above component.
IPC 1-7
IPC 8 full level
B22C 9/00 (2006.01); B22C 9/10 (2006.01); B22C 21/14 (2006.01)
CPC (source: EP US)
B22C 21/14 (2013.01 - EP US); B22D 31/002 (2013.01 - EP US); Y10S 415/915 (2013.01 - EP US); Y10T 29/49742 (2015.01 - EP US); Y10T 29/49744 (2015.01 - EP US)
Designated contracting state (EPC)
DE GB
DOCDB simple family (publication)
EP 1027943 A1 20000816; EP 1027943 B1 20040929; DE 19905887 C1 20000824; DE 50007947 D1 20041104; JP 2000246395 A 20000912; JP 4416252 B2 20100217; US 6193468 B1 20010227; US 6516865 B1 20030211
DOCDB simple family (application)
EP 00810097 A 20000204; DE 19905887 A 19990211; DE 50007947 T 20000204; JP 2000035980 A 20000214; US 34550999 A 19990701; US 65040700 A 20000829