The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 10, 2015

Filed:

Sep. 22, 2011
Applicants:

Zhaoyuan He, Shanghai, CN;

Shipu Cao, Shanghai, CN;

Yi LI, Shanghai, CN;

Xin Kong, Shanghai, CN;

Inventors:

Zhaoyuan He, Shanghai, CN;

Shipu Cao, Shanghai, CN;

Yi Li, Shanghai, CN;

Xin Kong, Shanghai, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 45/16 (2006.01);
U.S. Cl.
CPC ...
B29C 45/1635 (2013.01); B29C 2045/166 (2013.01); B29C 2045/1637 (2013.01); B29C 2045/1682 (2013.01);
Abstract

In some embodiments, a tool includes, in an injection molding machine, a movable internal core configured to receive a molded plastic layer thereon, the molded plastic layer having a thickness. The tool also comprises an injection nozzle configured to inject plastic material over the movable internal core to form the molded plastic layer; an ejection plate connected to the movable internal core; and multiple, movable support plates each having a thickness. The multiple, movable support plates are located behind the ejection plate. A movable support plate of the multiple, movable support plates is configured to determine the thickness of the molded plastic layer.


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