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.
Patent No.:
Date of Patent:
Feb. 10, 2009
Filed:
Apr. 29, 2005
Applicant:
Akira Ito, Chiba, JP;
Inventor:
Akira Ito, Chiba, JP;
Assignee:
Sumitomo Heavy Industries, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 45/76 (2006.01);
U.S. Cl.
CPC ...
Abstract
A molding machine according to the present invention includes a plurality of drive mechanisms driven by servo motors and a controller for controlling the respective drive mechanisms. According to the present invention, the plurality of drive mechanisms are divided into at least two groups. At least one of the two groups includes a plurality of drive mechanisms to be synchronized. The controller controls the at least two groups while establishing synchronization among the drive mechanisms included in the at least one of the two groups.