DEVICE FOR ICE BLANKET BREAKAGE ON WATER SURFACE Russian patent published in 2008 - IPC E02B15/02 F42D7/00 

FIELD: cleaning or keeping clear the surface of open water by blasting.

SUBSTANCE: ice breaking device comprises explosive gaseous mixture generator, electric pulse generator and explosion tank. Explosion tank is made as roll of tubular gas-tight shell having outer surface provided with fastening eyes and is connected with explosive gaseous mixture generator by the first end thereof. The second explosion tank end is sealed. Pyro-igniters are arranged inside explosion tank so that pyro-igniters are in contact with electric conductor passing to electric pulse generator through gas-supply hose. Rip cord is secured to exterior explosion tank surface. Rip cord may pass in fastening eyes and is provided with fixer connected to one end thereof. Ballast weight is arranged inside roll.

EFFECT: increased efficiency of explosion energy usage, decreased labor inputs and blasting work costs, increased capabilities and blasting work usage for ice blanket breaking, as well as improved ecological and operational safety.

5 cl, 5 dwg