Issued Patents All Time
Showing 76–85 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9708160 | Tensioning device and tensioning method for steel wire rope of cage guide of ultra-deep vertical shaft | Xiao Liang Chen, Guohua Cao, Hong-Jen Lai, Wenxiang Teng, Gang Shen +2 more | 2017-07-18 |
| 9695017 | Adjustable intermediate disk body of large double-layer cage and adjusting and moving method thereof | Gongbo Zhou, Changhua Hu, Guohua Cao, Wei Li, Guoan Chen +3 more | 2017-07-04 |
| 9688513 | Specific elevator anti-fall buffer based on flexible guidance | Jiancong Qin, Guohua Cao, Guangfeng Mao, Wei Li, Gongbo Zhou +4 more | 2017-06-27 |
| 9689257 | Guide rail rope deflection inhibition mechanism and method for parallel soft cable suspension system | Guohua Cao, Jinjie Wang, Weihong Peng, Yandong Wang, Lei Zhang +2 more | 2017-06-27 |
| 9488558 | Device and method for detecting the tension on a guide rope of a hanging scaffold in a construction shaft | Guohua Cao, Yandong Wang, Weihong Peng, Jinjie Wang, Shanzeng Liu +2 more | 2016-11-08 |
| 9428367 | Long-distance transport system for people in inclined lane | Guohua Cao, Hong-Jen Lai, Jiancong Qin, Hongqiao Kang, Wei Li +4 more | 2016-08-30 |
| 9394142 | Mining elevator lapping platform suitable for flexible guide rail and mining elevator lapping method | Guohua Cao, Jiancong Qin, Hongqiao Kang, Wei Li, Gongbo Zhou +4 more | 2016-07-19 |
| 9272881 | Mining elevator | Guohua Cao, Jiancong Qin, Hongqiao Kang, Guoan Chen, Renyuan Wu +4 more | 2016-03-01 |
| 9242836 | Apparatus and method for automatically adjusting the tension of a flexible guide rail | Guohua Cao, Renyuan Wu, Jiancong Qin, Hongqiao Kang, Weihong Peng +5 more | 2016-01-26 |
| 9156655 | Mining elevator traction cable connecting apparatus and measuring method therefor | Guohua Cao, Jiancong Qin, Hongqiao Kang, Guoan Chen, Chongqiu Wang +4 more | 2015-10-13 |