Claims (12)
1. Daska za surfanje s trupom (11) koji posjeduje podvodnu površinu i uvodni otvor za vodu (6) na podvodnoj površini i električni mlazni pogon (4) s kanalom za vodu od uvodnog otvora za vodu (6) do izvodnog otvora za vodu (8) koji je smješten na čeonoj strani (21) uz kraj krme, pri čemu je podvodna površina oblikovana u području uvodnog otvora za vodu (6) kao mlaznica (22) koja se ispupčava u trup (11), naznačena time, da je mlaznica (22) oblikovana jednodijelno s podvodnom površinom i jedan kraj mlazne cijevi (7) je priključen na mlaznicu (22), a njezin drugi kraj je spojen s izvodnim otvorom za vodu (8), dok mlazna cijev (7) posjeduje dodatni pramčani bočni otvor na zidu mlazne cijevi, kroz koji se vodi vratilo pogona.1. A surfboard with a hull (11) having an underwater surface and a water inlet (6) on the underwater surface and an electric jet drive (4) with a water channel from the water inlet (6) to the water outlet ( 8) which is located on the front side (21) next to the end of the stern, whereby the underwater surface is shaped in the area of the water inlet (6) as a nozzle (22) that protrudes into the hull (11), indicated by the fact that the nozzle (22) formed in one piece with the underwater surface and one end of the jet pipe (7) is connected to the nozzle (22), and its other end is connected to the water outlet (8), while the jet pipe (7) has an additional bow side opening on the wall of the jet pipe, through which the drive shaft is guided.
2. Daska za surfanje prema patentnom zahtjevu 1, naznačena time, da mlazni pogon (4) obuhvaća baznu ploču (20) i čeonu stranu (21) i mlaznicu (22) koja je oblikovana jednodijelno s baznom pločom (20) i koja proviruje u unutrašnji prostor trupa s unutrašnje strane bazne ploče (20).2. A surfboard according to claim 1, characterized in that the jet drive (4) comprises a base plate (20) and a front side (21) and a nozzle (22) which is formed integrally with the base plate (20) and which protrudes into the inner space of the hull on the inside of the base plate (20).
3. Daska za surfanje prema patentnom zahtjevu 1 ili 2, naznačena time, da su bazna ploča (20) i čeona strana (21) međusobno spojeni u fiksnom položaju.3. A surfboard according to claim 1 or 2, characterized in that the base plate (20) and the front side (21) are connected to each other in a fixed position.
4. Daska za surfanje prema patentnom zahtjevu 1, 2 ili 3, naznačena time, da mlaznica (22) posjeduje unutrašnji spojni prolaz (27) za jedan kraj mlazne cijevi (7), i brid spojnog prolaza (27) udaljen od otvora, postavljen je između ravnine koja proviruje okomito iz bazne ploče (20) na bridu koji proviruje na strani otvora, i uvodnog otvora za vodu (8).4. A surfboard according to claim 1, 2 or 3, characterized in that the nozzle (22) has an internal connecting passage (27) for one end of the jet pipe (7), and the edge of the connecting passage (27) away from the opening, placed is between the plane protruding vertically from the base plate (20) on the edge protruding on the opening side, and the water inlet opening (8).
5. Daska za surfanje prema jednom od patentnih zahtjeva 1 do 4, naznačena time, da donji odsječak (24) brida otvora od spojnog prolaza (27) dodiruje baznu ploču (20).5. A surfboard according to one of claims 1 to 4, characterized in that the lower section (24) of the edge of the opening from the connecting passage (27) touches the base plate (20).
6. Daska za surfanje prema jednom od patentnih zahtjeva 1 do 5, naznačena time, da su bazna ploča (20), mlaznica (22), čeona strana (21) i bočni stabilizacijski zidovi (23) oblikovani jednodijelno.6. A surfboard according to one of claims 1 to 5, characterized in that the base plate (20), the nozzle (22), the front side (21) and the side stabilization walls (23) are formed in one piece.
7. Daska za surfanje prema jednom od patentnih zahtjeva 1 do 6, naznačena time, da su bazna ploča (20), mlaznica (22), čeona strana (21) i bočni stabilizacijski zidovi (23) izvedeni kao jednodijelna komponenta injektirana u kalupu.7. A surfboard according to one of claims 1 to 6, characterized in that the base plate (20), the nozzle (22), the front side (21) and the side stabilization walls (23) are made as a one-piece component injected in a mold.
8. Daska za surfanje prema jednom od patentnih zahtjeva 1 do 7, naznačena time, da su bazna ploča (20), mlaznica (22), čeona strana (21) i bočni stabilizacijski zidovi (23) izvedeni kao jednodijelna laminatna komponenta.8. A surfboard according to one of claims 1 to 7, characterized in that the base plate (20), the nozzle (22), the front side (21) and the side stabilization walls (23) are made as a one-piece laminate component.
9. Daska za surfanje prema jednom od patentnih zahtjeva 1 do 8, naznačena time, da je mlazna cijev (7) jednodijelna aluminijska cijev.9. A surfboard according to one of claims 1 to 8, characterized in that the jet tube (7) is a one-piece aluminum tube.
10. Daska za surfanje prema jednom od patentnih zahtjeva 1 do 9, naznačena time, da su bazna ploča (20) i mlaznica (22) kao jednodijelna komponenta injektirana u kalupu.10. A surfboard according to one of claims 1 to 9, characterized in that the base plate (20) and the nozzle (22) are injected in a mold as a one-piece component.
11. Daska za surfanje prema jednom od patentnih zahtjeva 1 do 10, naznačena time, da je donji odsječak brida spojnog prolaza mlaznice (22) u izravnom doticaju s baznom pločom (20).11. A surfboard according to one of claims 1 to 10, characterized in that the lower section of the edge of the connecting passage of the nozzle (22) is in direct contact with the base plate (20).
12. Daska za surfanje prema jednom od patentnih zahtjeva 1 do 11, naznačena time, da se vratilo mlaznog pogona (4) vodi kroz mlaznu cijev (7).12. A surfboard according to one of claims 1 to 11, characterized in that the jet drive shaft (4) is guided through the jet pipe (7).