Global patent index - EP 0929391 A4

EP 0929391 A4 2001-03-21 - METHOD AND APPARATUS FOR CO-INJECTION OF PLASTIC ARTICLES

Title (en)

METHOD AND APPARATUS FOR CO-INJECTION OF PLASTIC ARTICLES

Title (de)

VERFAHREN UND VORRICHTUNG ZUM KO-SPRITZGIESSEN VON PLASTIKGEGENSTÄNDEN

Title (fr)

PROCEDE ET APPAREIL POUR LA CO-INJECTION D'ARTICLES EN PLASTIQUE

Publication

EP 0929391 A4 (EN)

Application

EP 97944513 A

Priority

  • US 9717387 W
  • US 2756496 P
  • US 89745997 A

Abstract (en)

[origin: WO9813188A1] Injection molding apparatus (410) including a first mold cavity having an inlet (416), a second mold cavity having an inlet (416), a source of a first material (418) to be injected, a source of a second material (422) to be injected, and a co-injection manifold (426) including a nozzle housing (474) including a first outlet (486) adapted to communicate with the first mold cavity inlet, a second outlet (486) adapted to communicate with the second mold cavity inlet, first and second spaced apart inlets (490, 494) respectively adapted to communicate with the first and second sources of material to be injected, a first passageway (506) communicating between the first inlet and the first and second outlets, and a second passageway (510) communicating between the second inlet and the first and second outlets.

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

B29C 45/22; B29C 45/16

IPC 8 full level (invention and additional information)

B29C 45/26 (2006.01); B29C 45/16 (2006.01); B29C 45/22 (2006.01)

CPC (invention and additional information)

B29C 45/1603 (2013.01); B29C 2045/2683 (2013.01); B29C 2045/308 (2013.01)

Citation (search report)

Designated contracting state (EPC)

BE DE ES FR GB IT

EPO simple patent family

WO 9813188 A1 19980402; AU 4598997 A 19980417; EP 0929391 A1 19990721; EP 0929391 A4 20010321; JP 2001524036 A 20011127

INPADOC legal status

2009-11-25 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20090603

2002-08-21 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20020704

2001-03-21 [A4] SUPPLEMENTARY SEARCH REPORT

- Ref Legal Event Code: A4

- Effective date: 20010205

2001-03-21 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

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

2001-03-21 [RIC1] CLASSIFICATION (CORRECTION)

- Ref Legal Event Code: RIC1

- Free Format Text: 7B 29C 45/22 A, 7B 29C 45/16 B

1999-07-21 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 19990127

1999-07-21 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

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