Intelligent blast-hole drill bit with redundant transducer wear sensor and remote recessed reflector antenna
US11293228B1 · kind B1 · utility
0Cited by
1References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2020 |
| Grant date | Apr 5, 2022 |
| Priority date | — |
| Expiry date | Feb 28, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q1/523
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An intelligent blast-hole drill bit that includes a housing embedded into a cavity in a bit body. A controller is disposed in the housing. An external antenna is disposed in the housing and coupled to the controller. An internal antenna is disposed in the housing and coupled to the controller. A wear transducer is disposed in the housing and coupled to the controller.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.