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:
Mar. 30, 2010
Filed:
May. 15, 2007
Hideaki Harada, Kariya, JP;
Hiromi Takagi, Nagoya, JP;
Naohiko Tsuzuki, Akashi, JP;
Denso Corporation, Kariya, JP;
Toyo Machinery & Metal Co., Ltd., Akashi-shi, JP;
Abstract
A die casting machineto fill by injecting molten metal into a die cavityincludes a variable displacement pumpdriven by a servo motorfor discharging hydraulic fluid from a hydraulic fluid tank, an injection cylinderwith a slidable pistonassembled therein, hydraulic fluid pipes a and c for supplying hydraulic fluid discharged by the variable displacement pumpto the injection cylinderhydraulic fluid pipes d, e, g and a logic valveconnected to hydraulic fluid pipe c for supplying hydraulic fluid ejected from the injection cylinderto hydraulic fluid pipe c with the pistonslid by the hydraulic fluid supplied to the injection cylinder