Surfboard with replaceable battery

1. A Surfboard comprising: an electric drive ( 2 ), and

a battery for the electric drive ( 2 ), said battery being arranged in a battery housing ( 3 ),

a first recess ( 4 ) for the battery housing ( 3 ), and

a handle ( 5 ) on the battery housing ( 3 ),

wherein the handle ( 5 ) is designed as a bracket handle, which is mounted pivotably on opposite sides ( 6 ) of the battery housing 3 and

a locking mechanism ( 7 ) with the first recess ( 4 ) characterized in that the handle ( 5 ) has a projection ( 8 ) on each of the opposing sides ( 6 ) which in each case engages under a lug ( 9 ) inside the first recess ( 4 ); and

wherein the opposing sides ( 6 ) of the battery housing ( 3 ) are straight and the projection ( 8 ) is protruding sideways from the respective opposing side.

2. Surfboard according to claim 1 , characterised in that as locking mechanism ( 7 ) during insertion of the battery housing ( 3 ) into the first recess ( 4 ), by folding down of the handle ( 3 ), the projection ( 8 ) engages under the pin ( 9 ) and frees the lug ( 9 ) by folding up of the handle ( 5 ) during removal of the battery housing ( 3 ).

3. Surfboard according to claim 1 , characterised in that a pylon ( 10 ) is provided on the base wall of the first recess ( 4 ) and the battery housing ( 3 ) has a second recess ( 11 ) with a socket to accommodate the pylon ( 10 ), wherein after insertion of the battery housing ( 3 ) into the first recess ( 4 ) and engagement of the projection ( 8 ) under the lug ( 9 ) by folding down of the handle ( 5 ), the socket and the pylon ( 10 ) are arranged so that they form an electrical plug contact.

4. Surfboard according to claim 3 ,

characterised in that the plug contact is a high-current plug contact.

5. Surfboard according to claim 1 , characterised in that

the handle ( 5 ) can be recessed below a deck.

6. Surfboard according to claim 5 ,

characterised in that after the handle 5 has been folded down it is recessed in a third recess 12 in the battery housing 3 .

7. Surfboard according to claim 5 , characterised in that the handle ( 5 ) has a lifting device ( 13 ) exhibits.

8. Surfboard according to claim 1 , characterised in that the first recess ( 4 ) is arranged in an upper side of the surfboard ( 1 ).

9. Surfboard according to claim 1 , characterised in that

the first recess ( 4 ) is arranged in the rear part of the surfboard.

10. Surfboard according to claim 9 , characterised in that an upper side of the battery housing ( 3 ) and the upper side of the surfboard ( 1 ) form a flat deck.

11. Surfboard according to claim 8 , characterised in that on the upper side of the surfboard ( 1 ) a side wall of the first recess ( 4 ) forms a groove ( 31 ) into which a cover ( 14 ) is inserted and an upper side of the cover ( 14 ) and the upper side of the surfboard ( 1 ) form a flat deck.

12. Surfboard according to claim 11 , characterised in that the side wall of the first recess ( 4 ) forms the groove ( 31 ) on the upper side of the surfboard, and the upper side of the battery housing ( 3 ) forms an overlap ( 32 ), and the overlap ( 32 ) lies in the groove ( 31 ) and the upper side of the battery housing ( 3 ) with the overlap ( 32 ) and the upper side of the surfboard ( 1 ) for the flat deck.

13. Surfboard according to claim 1 , characterised by an inflatable hull component and a drive unit and characterised in that the battery and the electric drive ( 2 ) are arranged in the drive unit and the drive unit is arranged releasably on the hull component.