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. 20, 2017
Filed:
Oct. 08, 2013
Applicant:
Toyo Machinery & Metal Co., Ltd., Akashi-shi, Hyogo, JP;
Inventor:
Yoshihisa Nakatsuka, Akashi, JP;
Assignee:
Toyo Machinery & Metal Co., Ltd., Akashi-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D 17/08 (2006.01); B22D 17/20 (2006.01); B22D 17/30 (2006.01); B22D 17/32 (2006.01); B22D 17/10 (2006.01);
U.S. Cl.
CPC ...
B22D 17/32 (2013.01); B22D 17/08 (2013.01); B22D 17/10 (2013.01); B22D 17/203 (2013.01); B22D 17/2015 (2013.01); B22D 17/30 (2013.01);
Abstract
An electric die casting machine is provided with a screw shaft which is held rotatably, a nut body which is threadably mounted on the screw shaft so as to be able to move forward and backward, an injection plunger which moves forward and backward in conjunction with the forward and backward movement of the nut body, an injection electric servo motor and an intensification electric servo motor which drive and rotate the screw shaft, and a one-way clutch which is disposed between the screw shaft and the intensification electric servo motor.