Global Patent Index - EP 1254731 A1

EP 1254731 A1 2002-11-06 - DIE CASTING METHOD, DIE-CAST ARTICLE, AND DIE CASTING MACHINE

Title (en)

DIE CASTING METHOD, DIE-CAST ARTICLE, AND DIE CASTING MACHINE

Title (de)

SPRITZGUSSMETHODE, -ARTIKEL UND -MASCHINE

Title (fr)

PROCEDE ET MACHINE DE COULEE SOUS PRESSION, ET ARTICLE COULE SOUS PRESSION

Publication

EP 1254731 A1 (EN)

Application

EP 99947908 A

Priority

JP 9905687 W

Abstract (en)

An insert die 18 with a number of slits 18A is provided inside a cavity 16 located between a fixed die plate 12 and a movable die plate 14 of a die casting machine 10, and a breathable metal mold 20 is arranged at a location contacting the front end of the slit 18A. Molten metal can be injected up to the front end of the narrow slits 18A by applying negative pressure on the breathable metal mold 20 and degassing, when pouring in the molten metal. <IMAGE>

IPC 1-7 (main, further and additional classification)

B22D 17/00; B22D 17/14; B22D 17/22

IPC 8 full level (invention and additional information)

B22D 17/14 (2006.01); B22D 17/22 (2006.01)

CPC (invention and additional information)

B22D 17/14 (2013.01); B22D 17/22 (2013.01)

Citation (search report)

See references of WO 0126849A1

Designated contracting state (EPC)

DE ES FR GB IT

EPO simple patent family

EP 1254731 A1 20021106; CN 1379702 A 20021113; WO 0126849 A1 20010419

INPADOC legal status


2003-11-05 [18W] WITHDRAWN

- Effective date: 20030825

2003-01-22 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: SHIMADA, TAKESHI

2003-01-22 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: DAIMARU KOGYO, LTD.

2002-11-06 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20020514

2002-11-06 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): DE ES FR GB IT