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:
May. 12, 2009
Filed:
Jul. 13, 2004
Applicants:
Andre Louis Koekemoer, Boksburg, ZA;
Albertus Abraham Labuschagne, Brakpan, ZA;
Inventors:
Andre Louis Koekemoer, Boksburg, ZA;
Albertus Abraham Labuschagne, Brakpan, ZA;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F23Q 21/00 (2006.01); F42D 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A blasting system which includes a control unit, a communications bus which is connected to the control unit, a plurality of detonators which are connected in sequence to the communications bus along its length, and a daisy chain connection between the control unit and the detonators, and wherein, within the sequence of detonators, a first detonator makes use of the daisy chain connection to enable a second following detonator so that data can be exchanged between the control unit and the second detonator using the communications bus.