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:
Jan. 10, 2017
Filed:
Jun. 08, 2016
Crrc Qingdao Sifang Rolling Stock Research Institute Co., Ltd, Qingdao, Shandong, CN;
Minghai Wang, Shandong, CN;
Hui Ding, Shandong, CN;
Yong Wang, Shandong, CN;
Xiaolei Zhao, Shandong, CN;
Abstract
A self-adjusting supporting head comprises a vehicle body lifting column () and a load-bearing detection device arranged on the vehicle body lifting column (). The load-bearing detection device comprises a spring supporting plate (), a spring (), a limiting switch tip (), a load limiting switch () and a floating load-bearing adjusting device. The floating load-bearing adjusting device comprises a floating load-bearing block (), a floating load-bearing block mounting base () and a floating connector. The floating load-bearing block is in spherical fit with the floating load-bearing block mounting base.