EP 0802839 A1 19971029 - PROCESS FOR INTRODUCING CORES INTO A CASTING MOULD
Title (en)
PROCESS FOR INTRODUCING CORES INTO A CASTING MOULD
Title (de)
VERFAHREN ZUM EINBRINGEN VON KERNEN IN EINE GIESSFORM
Title (fr)
PROCEDE POUR INTRODUIRE DES NOYAUX DANS UN MOULE DE COULEE
Publication
Application
Priority
- DE 19540023 A 19951027
- EP 9602943 W 19960704
Abstract (en)
[origin: US6003588A] PCT No. PCT/EP96/02943 Sec. 371 Date Jun. 25, 1997 Sec. 102(e) Date Jun. 25, 1997 PCT Filed Jul. 4, 1996 PCT Pub. No. WO97/16271 PCT Pub. Date May 9, 1997A process for inserting cores into a casting mold includes inserting a plurality of individual cores into a template; forming a core group by joining together the plurality of individual cores within the template using a bracing and securing device which is detachable; dipping the core group into a founder's black bath to provide a coated core group; drying the coated core group; inserting the core group after drying into the casting mold; and removing the bracing and securing device. The process advantageously additionally includes providing a plurality of core groups that form a core assembly for a casting mold; forming a core set by joining together the plurality of core groups using a bracing and securing device; dipping the core set into a founder's black bath to provide a coated core set; drying the coated core set; inserting the core set after drying into the casting mold; and removing the bracing and securing device. The plurality of cores have respective contact surfaces that touch each other, and the process advantageously includes providing an adhesive on at least some of the contact surfaces prior to inserting the plurality of cores into the template.
IPC 1-7
IPC 8 full level
CPC (source: EP US)
B22C 9/103 (2013.01 - EP US)
Citation (search report)
See references of WO 9716271A1
Designated contracting state (EPC)
AT DE DK ES FR GB IE IT SE
DOCDB simple family (publication)
US 6003588 A 19991221; AT E173965 T1 19981215; CN 1131746 C 20031224; CN 1166801 A 19971203; DE 19540023 A1 19970430; DE 59600907 D1 19990114; DK 0802839 T3 19990816; EP 0802839 A1 19971029; EP 0802839 B1 19981202; ES 2127647 T3 19990416; JP 3894569 B2 20070322; JP H10511315 A 19981104; WO 9716271 A1 19970509
DOCDB simple family (application)
US 83614997 A 19970625; AT 96924883 T 19960704; CN 96191295 A 19960704; DE 19540023 A 19951027; DE 59600907 T 19960704; DK 96924883 T 19960704; EP 9602943 W 19960704; EP 96924883 A 19960704; ES 96924883 T 19960704; JP 52976696 A 19960704