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IPC classes for russian patent Catamaran (RU 2071209):
 Device for towing and/or training water-ski lovers / 2058172
The invention relates to a device for towing and/or training water-ski lovers and is intended for use in open water and in confined basins
 Water-ski stick / 2048829
 Skis for transportation on water / 2048378
The invention relates to watercraft, and in particular to ski for movement on the water
 Water-ski trainer / 2048377
The invention relates to sports equipment, in particular to devices for training water-ski lovers
Water motolite / 2045443
 Sports and pleasure craft / 2070526
 Beauty cruise ship / 2061622
Skis for transportation on water / 2048378
The invention relates to watercraft, and in particular to ski for movement on the water
Water-ski trainer / 2048377
The invention relates to sports equipment, in particular to devices for training water-ski lovers
 Exercise device with a muscular drive / 2047537
The invention relates to shipbuilding, and is intended for entertainment on the water and underwater observations at small depths
Water motolite / 2045443
 Boat / 2003580
 Sports and pleasure craft / 2003579
 Transport and crane ship / 2071207
 The ship split case / 2070129
The invention relates to shipbuilding and for the design of ship hulls
 Front bearing scuba wing lyutikova hull / 2069636
The invention relates to shipbuilding and for the design of the front bearing of underwater wings corps
 Hydrofoil / 2068790
The invention relates to shipbuilding and for the design of high-speed hydrofoils
 A fore end of the vessel / 2067942
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(57) Abstract: 1. Catamaran containing two floats, connected by a platform with two internal rowing devices installed with the possibility of reciprocating movement of the two rails supported by two supporting frames, characterized in that between or outside of floats placed two outer rails are installed with the possibility of reciprocating movement of the outer propeller device made in the form of pivotally connected leaves. 2. Catamaran under item 1, characterized in that the outer rails supported on the basis of two reference frames attached to the shroud rings placed on floats. 3. Catamaran under item 1, characterized in that the outer rails supported on the bases of two bearing parts that are attached to the shroud rings. 4. Catamaran under item 1, characterized in that each inner propeller device connected to satanum device, and external - with a stick. 5. Catamaran under item 1, characterized in that each rowing device attached to the tooth and the upper and lower pairs of rollers interacting with the guides. 6. The kata is financing the valves rowing device in the open state. 7. The catamaran on PP.1 and 4, wherein the shelf includes a base, to the lower part of which is attached satanay element, and to the upper handle and the palm of the hand of the paddler. 8. The catamaran on PP.1 and 7, characterized in that the base of the stick is made with the possibility of changing its length and includes two nested one within the other and fastened to the connecting element of the tube. 9. Satanae device for moving the propeller device with pivotally attached leaves, containing the anchor platform with the attached mounting Shoe of the paddler, characterized in that the frame is installed or executed on it at the same time satanay element. 10. The device according to p. 7, characterized in that the mounting Shoe of the paddler made in the form of Nosovice and attached to the edges of the two plates can be rotated to each of them within the 60o.
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