Patent ID: 8839720
Filing Date: 2014-09-23
Classification: F41A,F42D

Abstract:
1. A blasting apparatus for use by a blast operator to control at least one detonator at a blast site, the blasting apparatus comprising: at least one blasting machine for transmitting at least one command signal to said at least one detonator; at least one portable device for storing electronic data corresponding to at least one biometric feature or a biometric signature of a candidate blast operator, the at least one portable device being separate from the at least one blasting machine and being capable of being carried by the candidate blast operator, the portable device comprising: said blasting apparatus being enabled to actuate said at least one detonator where said test biometric signature and at least one known biometric signature from an authorized blast operator correspond; said blasting apparatus not being enabled to actuate said at least one detonator where said test biometric signature and at least one known biometric signature derived from an unauthorized blast operator correspond, or where said test biometric signature and none of said known biometric signatures correspond.