The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 26, 2023
Filed:
Jan. 27, 2020
Applicant:
Detnet South Africa (Pty) Ltd, Johannesburg, ZA;
Inventors:
Michiel Jacobus Kruger, Johannesburg, ZA;
Daniel Auguste Maurissens, Orbe, CH;
Albertus Abraham Labuschagne, Brakpan, ZA;
Andre Louis Koekemoer, Boksburg, ZA;
Assignee:
DETNET SOUTH AFRICA (PTY) LTD, Johannesburg, ZA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F42D 1/05 (2006.01);
U.S. Cl.
CPC ...
F42D 1/05 (2013.01);
Abstract
A detonator which is used with a shock tube or a fibre optic cable and wherein an incident light signal is passed through a first impedance for communication purposes and a light signal associated with initiation of the detonator is passed through a second impedance which is less in value than the first impedance.