Configurable die detachment apparatus

Details Configurable die detachment apparatus Configurable die detachment apparatus

2005-12-01

2008-12-30

Gupta, Yogendra (Department: 1791)

Plastic article or earthenware shaping or treating: apparatus

With apparatus assembly or dismantling means or with idle part

For extrusion or injection type shaping means

C425S193000, C425S544000

Reexamination Certificate

active

07470120

ABSTRACT:
A configurable die detachment apparatus is provided that can be used to handle a wide range of die sizes. The apparatus comprises a pin mounting assembly having a plurality of pin sites for selectively mounting ejector pins in a desired configuration on some of the pin sites and a vacuum enclosure enclosing the pin mounting assembly. The vacuum enclosure has a support platform comprising a plurality of openings that are sized and arranged to accommodate different configurations of ejector pins mounted on the pin mounting assembly, the ejector pins being drivable to project through the openings towards a die to be detached.

REFERENCES:
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patent: 4911632 (1990-03-01), Mansfield
patent: 5755373 (1998-05-01), Nakamura
patent: 6047623 (2000-04-01), Whiteman et al.
patent: 6201306 (2001-03-01), Kurosawa et al.
patent: 2002/0019074 (2002-02-01), Nakazawa et al.
patent: 2002/0069952 (2002-06-01), Kurosawa
patent: 1 429 372 (2004-06-01), None
patent: 10-189690 (1998-07-01), None
European Search Report. 5 pages.

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