Patent ID: 8783608

Claim:
An aircraft anchoring harpoon adapted for cooperating with an anchoring grate ( 2 ) of a platform, comprising: jack means ( 3 ) comprising cylinder means ( 4 ), the cylinder means ( 4 ) containing a mobile piston ( 5 ) that is moveable with respect to the cylinder means ( 4 ), the mobile piston ( 5 ) comprising a jack rod ( 6 ) fixedly attached to the mobile piston ( 5 ) to move in accordance with a movement of the mobile piston ( 5 ), a free end of the rod ( 6 ) extending beyond the cylinder mean, the free end of the jack rod including a harpoon head ( 7 ) for anchoring the harpoon in the grate ( 2 ), the jack means being configured to deploy the harpoon head, the harpoon head ( 7 ) provided with retaining fingers ( 8 , 13 , 14 ), the retaining fingers being movable between a retracted position and an active position by first control means ( 9 ) for deploying the retaining fingers; second control means ( 31 ) for deploying the harpoon head via the jack means; and a pressurized fluid source ( 30 ) comprising a consumable gas cartridge ( 30 ), the jack means connected to the pressurized fluid source ( 30 ) through the second control means ( 31 ).