Sep 16, 2025

US12416479 - Apparatus for use in a wireless detonator system

Apparatus, for use in a wireless detonator system, which includes a portable housing, a bank of capacitors in the housing, first terminals for connection to selected capacitors to an antenna in the system, second terminals for connection to a transmitter, and a measurement and output arrangement which provides signals which indicate the integrity of such connections.

Assignee: DETNET SOUTH AFRICA (PTY) LTD
Inventors: Elmar Lennox Muller, Abraham Johannes Liebenberg, Tielman Christian Meyer, Marius Christo Botha, Ruan Smith
Filing date: 2022-03-10

The patent describes an apparatus designed for a wireless detonator system, featuring a portable housing that contains a bank of capacitors, connection terminals for an antenna and transmitter, and a measurement circuit to assess the integrity of these connections. The output device generates signals based on the integrity measurements, enhancing the reliability of the detonator system.

Claim 1

Apparatus for use in a wireless detonator system, the apparatus including a housing and, mounted in or to the housing, a bank of capacitors, antenna terminals on the capacitors for connection to an antenna, input terminals for connection at least to a transmitter arrangement, a charging circuit for charging the capacitors, a measurement circuit configured to measure the integrity of connections of the antenna made to the antenna terminals and to measure the integrity of connections of the transmitter arrangement made to the input terminals, and an output device, responsive to the measurement circuit, to provide an output signal which is dependent on the integrity measurements.

Google Patents

https://patents.google.com/patent/US12416479

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12416479