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:
Sep. 21, 2021
Filed:
Mar. 26, 2020
Applicant:
Citic Dicastal Co., Ltd., Hebei, CN;
Inventors:
Zuo Xu, Qinhuangdao, CN;
Haijun Guo, Qinhuangdao, CN;
Dengyao Li, Qinhuangdao, CN;
Zhi Chen, Qinhuangdao, CN;
Yacong Zhang, Qinhuangdao, CN;
Assignee:
CITIC DICASTAL CO., LTD, Hebei, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 28/14 (2006.01); B21D 28/16 (2006.01); B21D 53/88 (2006.01);
U.S. Cl.
CPC ...
B21D 28/14 (2013.01); B21D 28/16 (2013.01); B21D 53/88 (2013.01); B21D 53/883 (2013.01); Y10T 83/9428 (2015.04);
Abstract
The present disclosure relates to the technical field of trimming dies and specifically relates to a trimming die for a casting of a front steering knuckle in a double-wishbone suspension. The trimming die includes an upper roof, an intermediate plate, a movable plate, a base, springs, connecting columns, a pressing block connecting rod, a cutting edge, a pressing block, a casting, hold-down blocks, a first supporting block and second supporting blocks.