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:
Jun. 07, 2005
Filed:
May. 20, 2003
Applicants:
Tatsuhiro Uchiyama, Gotenba, JP;
Shingo Komiya, Tsuru, JP;
Motohiro Nagaya, Yamanashi, JP;
Inventors:
Assignee:
Fanuc LTD, Yamanashi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C045/77 ;
U.S. Cl.
CPC ...
Abstract
An electric servo motor is controlled through a pressure control loop wherein a control object is the injection mechanism of an electric injection molding machine. A band elimination filter, which attenuates a frequency component of a band with predetermined width to be determined based on the resonance frequency of the control object, is provided in the pressure control loop.