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US 5,957,540 AGranted
Blasting positioning device
AssigneeBL-STAR Industries Inc.
InventorClaude Tremblay
Life of this patent
Estimating the term…
Abstract
A device for unblocking mine raises which has multiple flexible arms attached to a top hollow tube which carries the explosive material. Flexible extension poles are attached to a top hollow tube section and hollow tube sections. The flexible arms allow for easy, precise and safe positioning of the explosive material.
Claims8
A blasting positioning device for unblocking blocked areas, which comprises:
- (a) a top hollow tube section and hollow tube sections into which can be inserted and secured flexible extension poles;
- (b) flexible arms;
- (c) means for attaching said flexible arms to said top hollow tube section;
- and
- (d) an ignition line connected to an explosive material for igniting from a distance;
- whereby the explosive material attached to the top hollow tube section is positioned in the blocked area before blasting.
3 more elements
Dependencies are inferred from the claim text.