Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10768071 | Testing machine for accurately controlling looseness of transverse load | Qingchao Sun, Chuanhua Wang, Wei Sun, Yue Ma | 2020-09-08 |
| 10746642 | Closed-loop control method based on testing machine for accurately controlling looseness of bolt transverse load | Qingchao Sun, Chuanhua Wang, Wei Sun, Yue Ma | 2020-08-18 |
| 10620069 | Multi-bolt loosening test machine for flange with tension and bending compound loading | Qingchao Sun, Qingyuan Lin, Wei Sun, Bin Yang | 2020-04-14 |
| 10598567 | Multi-bolt loosening test machine for flange with tension, bending and torsion compound loading | Qingchao Sun, Qingyuan Lin, Wei Sun, Bin Yang | 2020-03-24 |