B66B 17/02
Mounted in head-frames
Official title: mounted in head-frames (winding towers for mines E04H12/26)
B66B17/02 (Mounted in head-frames) appears on 2 US grants and 3 published applications in this corpus.
Search patents in B66B- Granted patents
- 2
- Published applications
- 3
- Assignees
- 3
- Inventors
- 12
- Latest grant
- 16 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year.
Recent patents
- Modular platform system for vertical ore stope mining11 Sep 2025US 2025/0283408 A1Nordic Minesteel Technologies Inc.
- Overwinding buffer device and method for vertical hoisting system16 Sep 2021US 2021/0284500 A1Taiyuan University of Technology
- Overwind Conveyance Drop Protection5 May 2016US 2016/0122160 A1Technological Resources Pty. Limited
Most cited
By later US patents
No patent in this class has been cited by a later US patent yet.