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
Reexamination Certificate
2007-05-07
2008-08-19
Mackey, James (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
C425S195000
Reexamination Certificate
active
07413427
ABSTRACT:
The injection die has a mold plate that has a main arm, a compressed board serve to lock down the mold insert within the mold plate and an ejection mechanism. The ejection mechanism has a columned ejector pin with a stopping protruded from one end of the ejector pin, an elastic module installed in the main arm to abut against the ejector pin to provide an elastic force, and a fixed board received in the main arm to withstand one end of the elastic module.
REFERENCES:
patent: 4861254 (1989-08-01), Takeuchi et al.
patent: 4959007 (1990-09-01), Okuyama
patent: 6120279 (2000-09-01), Vovan
Chen Chih-Yu
He Yun-Qing
Huang Jian-Guang
Wu Chun-Yan
Cheng Uei Precision Industry Co. Ltd.
King Anthony
Mackey James
Malekzadeh Seyed Masoud
WPAT, P.C.
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