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. 31, 2020
Filed:
Dec. 12, 2017
Citic Dicastal Co., Ltd, Qinhuangdao, CN;
Weidong Liu, Qinhuangdao, CN;
Shengchao Zhang, Qinhuangdao, CN;
Haiping Chang, Qinhuangdao, CN;
Yingfeng Wang, Qinhuangdao, CN;
Yeling Tian, Qinhuangdao, CN;
Dan Yao, Qinhuangdao, CN;
Zegong He, Qinhuangdao, CN;
CITIC DICASTAL CO., LTD, Qinhuangdao, Hebei, CN;
Abstract
Disclosed is a secondary clamping device for a wheel. Two bearings and a spacing ring are closed in a base by a bearing end cover, a shaft sleeve is mounted on the bearings, a linear bearing and a gland are fixed on the shaft sleeve, a positioning pin is fixed at the top of the floating shaft, two ends of the spring A are respectively connected with the positioning pin and the linear bearing, and the positioning pin can move up and down under the action of the spring A. A pull rod is fixed on the gland, the outer wall of the floating column is connected with the inner hole of the shaft sleeve, two ends of the spring B are respectively connected with the gland and the floating column.