Dual redundancy system for electronic detonators

Details Dual redundancy system for electronic detonators Dual redundancy system for electronic detonators

2006-09-05

2006-09-05

Carone, Michael J. (Department: 3641)

Ammunition and explosives

Igniting devices and systems

Ignition or detonation circuit

C361S248000

Reexamination Certificate

active

07100511

ABSTRACT:
A detonator assembly (10) comprising a housing (12) disclosed and claimed. The assembly comprises an main circuit (11) comprising an electrically operable fuse (16) located in the housing. The assembly further comprises at least a first redundancy circuit (13) wherein at least one element of the main circuit is duplicated (18for16) also located in the housing. The invention also includes within its scope an initiation system (42) comprising at least one level of redundancy which may be in one or more or all of a blast controller (24), a harness (40) and detonator assemblies10.1to10.nforming part of the system.

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