Injection-molding tool

Details Injection-molding tool Injection-molding tool

2011-03-08

2011-03-08

Gupta, Yogendra N (Department: 1744)

Plastic article or earthenware shaping or treating: apparatus

Shaping surface including means to release or remove product...

By means releasing article from interiorly placed shaping...

C425S443000, C425S556000, C425S577000, C425SDIG058

Reexamination Certificate

active

07901202

ABSTRACT:
The invention relates to an injection-molding tool (1) for plastics having a tool core (3, 5), an ejector (8) and a sliding tool portion (11) for forming an undercut, each of which is displaceable, the sliding tool portion (11) being displaceable both in the push-out direction (A) of the plastics molded component (4) produced in the tool and perpendicular to this direction, while the ejector and the tool core (3, 5) are displaceable in the ejection direction (A) and both the travel of the tool core (3, 5) and that of the sliding tool portion are derived from the travel of the ejector (8).

REFERENCES:
patent: 548895 (1895-10-01), Staples
patent: 4362291 (1982-12-01), Fuke et al.
patent: 4383819 (1983-05-01), Letica
patent: 6767201 (2004-07-01), Zuffa
patent: 34 39 212 (1986-02-01), None
patent: 000665090 (1995-08-01), None
patent: 1 243 398 (2002-09-01), None
patent: 1 905 566 (2008-04-01), None
European Search Report dated Feb. 4, 2009 with English translation of relevant portion.

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