TRANSPORT HOVERCRAFT Russian patent published in 1997 - IPC

FIELD: shipbuilding; design of dynamically supported amphibian craft. SUBSTANCE: hovercraft is provided with two pneumatic bottles located at ends of hydrofoils in parallel with its longitudinal axis; air propellers used for under- hydrofoil blowing are driven by means of transmission from power plant located in hull of transport craft. To change direction of air flow thrown by propellers, plane of rotation of propellers shall be changed through turn of pylons supporting the propeller hubs through α=0^°-80^°. Twin-fin tail unit is provided with stabilizers supported by fins. Lower force surface of hull is provided with retractable pneumatic ski whose lower surface is located below lower surface of side pneumatic bottles in extended position; in pressed position, envelope of pneumatic ski is pressed against hull. Air propellers are provided with guards mounted in fore portion of hovercraft; guards connect fore extremities of hull and pylons. Resilient wheeled supports which are retractable in recesses on layer surface of hydrofoil are mounted on starboard and port sides after CG. EFFECT: enhanced reliability. 3 dwg