Wireless detonation system, wireless detonation method, and detonator and explosive unit used in same
US9709373B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 26, 2013 |
| Grant date | Jul 18, 2017 |
| Priority date | — |
| Expiry date | Dec 26, 2033 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF42D1/045
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A wireless detonator is provided with: a detonation part; a control part for igniting the detonation part, the control part being connected to the detonation part; a tube for accommodating the detonation part and the control part; and a detonation-side antenna used by the control part for wireless communication and capable of being used for sending and receiving without separately having a transmission-only antenna and a reception-only antenna; the detonation-side antenna being a soft magnetic body coil antenna, and the control part receiving, via the detonation-side antenna, a transmission signal at an operating frequency of 100-500 KHz.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.