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:
Jul. 07, 1992
Filed:
Jun. 22, 1990
Applicant:
Inventor:
Toyoaki Ueno, Yamaguchi, JP;
Assignee:
Ube Industries, Ltd., Yamaguchi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D / ; B22D / ; B22D / ;
U.S. Cl.
CPC ...
164457 ; 164113 ; 164136 ; 164154 ; 164155 ; 164312 ; 164314 ;
Abstract
In a method and apparatus for supplying a molten metal, a supplying operation of the molten metal is started after a molten metal discharge port formed in a lower end portion of a molten metal supply sleeve facing down on a bottom portion of a molten metal supply vessel is positioned right above a plunger chip located at a lower position within an injection sleeve of an injection apparatus. The injection sleeve and the plunger chip are simultaneously lowered in accordance with the supplying operation of the molten metal.