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. 12, 2024
Filed:
Nov. 10, 2021
Applicant:
Shibaura Machine Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
SHIBAURA MACHINE CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D 17/10 (2006.01); B22D 17/14 (2006.01); B22D 17/20 (2006.01); B22D 17/28 (2006.01); B22D 17/30 (2006.01); B22D 17/32 (2006.01); B22D 39/00 (2006.01);
U.S. Cl.
CPC ...
B22D 17/10 (2013.01); B22D 17/145 (2013.01); B22D 17/2023 (2013.01); B22D 17/203 (2013.01); B22D 17/28 (2013.01); B22D 17/30 (2013.01); B22D 17/32 (2013.01); B22D 39/006 (2013.01);
Abstract
A die casting machine of an embodiment includes: a holding furnace holding molten metal; a sleeve located outside the holding furnace and having a molten metal supply port passing through a mold; a plunger sliding through the sleeve and including a plunger rod and a plunger tip fixed to a tip of the plunger rod; a molten metal supply pipe pushed against the sleeve to cover the molten metal supply port and supplying the molten metal into the sleeve; and a pushing force variable mechanism reducing a pushing force for the sleeve in the molten metal supply pipe when the plunger is sliding.