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:
Nov. 05, 2024
Filed:
Apr. 04, 2022
Northwest Institute of Eco-environment and Resources, Chinese Academy of Sciences, Lanzhou, CN;
Ji Chen, Lanzhou, CN;
Youqian Liu, Lanzhou, CN;
Haiming Dang, Lanzhou, CN;
Jiexuan Kang, Lanzhou, CN;
Shouhong Zhang, Lanzhou, CN;
Jinchang Wang, Lanzhou, CN;
Guilong Wu, Lanzhou, CN;
Tianchun Dong, Lanzhou, CN;
Zhiwei Wang, Lanzhou, CN;
Yaojun Zhao, Lanzhou, CN;
Abstract
A large-dip-angle self-leveling device is provided. The device comprises a mounting base platform arranged on a mounting stand column and a support cylinder connected with the mounting base platform. A leveling plate is arranged at the top of the mounting base platform, and a leveling platform is arranged on the leveling plate. A spirit bubble indicator and a control circuit board are arranged on the leveling platform. A connecting rod of balance weight is arranged in the support cylinder, one end of the connecting rod of balance weight is connected with the leveling platform, and the other end is connected with a balance weight. A four-core cable penetrates through the connecting rod of balance weight and the balance weight. Observation windows are symmetrically arranged at the lower part of the support cylinder. A melting pool is arranged at the bottom in the support cylinder.