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. 13, 2022
Filed:
Oct. 12, 2019
Hangzhou Henghong Machinery Co., Ltd., Hangzhou, CN;
Guozhong Wang, Hangzhou, CN;
Laiming Yu, Hangzhou, CN;
Jigang Yan, Hangzhou, CN;
Jinming Shi, Hangzhou, CN;
Jiangqiang Lu, Hangzhou, CN;
Feng Tian, Hangzhou, CN;
Congcong Wang, Hangzhou, CN;
Lingling Wang, Hangzhou, CN;
Other;
Abstract
A double-lifting device for a towing type traveling vehicle, has an active leg, a driven leg, a transmission member, a geared motor, a gear reduction structure, a first reverse gear reduction structure, and a second reverse gear reduction structure; the geared motor, the gear reduction structure, and the first reverse gear reduction structure are sequentially and drivably connected; the output end of the gear reduction structure is also used to drive the transmission member, and the transmission member is used to drive the second reverse gear reduction structure. The double-lifting device is able to achieve synchronous lifting and lowering. With a simple structure, ifs stable, easy to operate, and provides mechanical overload protection.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile