The protective device of a propeller nautical craft for small and medium-size

摘要

The protective device of a propeller of ship navigation for small and medium sized companies. This is a protective device (s), propeller (s) of nautical craft for small and medium businesses, in order to avoid accidents with humans or marine animals.The device is comprised by a guard grille (1) which completely surrounds the propeller of the vessel, so as to permit the free passage of water; and table spaces that do not allow the entry of the hand of a human being.Or surrounded by a screen with a mesh of not more than 5 x 5 inches and wireless (or wire) of at least 4 millimeters in diameter; and all the materials used in the manufacture of the protective device (including screws) are resistant to the action of the sea.