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:
Oct. 29, 2019
Filed:
Apr. 10, 2017
Applicant:
Citic Dicastal Co., Ltd, Qinhuangdao, CN;
Inventors:
Lin Zhu, Qinhuangdao, CN;
Changhai Li, Qinhuangdao, CN;
Hongbiao Li, Qinhuangdao, CN;
Yong Li, Qinhuangdao, CN;
Assignee:
CITIC Dicastal CO., LTD, Qinhuangdao, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22C 9/06 (2006.01); B22D 17/22 (2006.01); B22D 18/04 (2006.01); B21D 37/16 (2006.01); B21D 22/02 (2006.01); B21D 53/26 (2006.01);
U.S. Cl.
CPC ...
B21D 37/16 (2013.01); B21D 22/02 (2013.01); B21D 53/26 (2013.01); B22C 9/065 (2013.01); B22D 17/2218 (2013.01); B22D 18/04 (2013.01);
Abstract
A tandem water spot cooling device for a top die. The device includes a spot cooling device main body, a lower sealing plate, an outer-ring circular track, an inner-ring serpentine passage, outer-ring flow dividing baffles, inner-ring flow dividing baffles, outer-ring through holes, inner-ring through holes, bolt hole reservation positions, stripper rod reservation positions, and water inlet and outlet connection through holes.