SWIMMING POOL CLEANING VEHICLE
Disclosed herein is a swimming pool cleaning vehicle including a housing having an outer shell and defining a hollow interior. The housing having at least one intake port and at least one outlet port. The intake port(s) being located adjacent the drive mechanism. The pool cleaning vehicle includes a drive mechanism which in different embodiments has pairs of wheels and/or rollers and various combinations thereof for moving the vehicle. The vehicle includes a bottom and the bottom is concaved inwardly toward the interior.
1 . A swimming pool cleaning vehicle, comprising:
a housing having an outer shell, and defining a hollow interior the housing including at least one water intake port on the outer shell and at least one outlet port on the outer shell; and
the housing including drive mechanism for propelling the vehicle along the pool surface; and
the housing having a bottom, the bottom being concaved inwardly towards the interior.
2 . The swimming pool cleaning vehicle as set forth in claim 1 wherein the bottom is symmetrically concaved inwardly.
3 . The swimming pool cleaning vehicle as set forth in claim 1 wherein the drive mechanism comprises a plurality of wheels.
4 . The swimming pool cleaning vehicle as set forth in claim 1 , wherein the bottom is asymmetrically concave.
5 . The swimming pool cleaning vehicle as set forth in of claim 4 , wherein the bottom has a lateral and a longitudinal axis and wherein the bottom is asymmetrical along one of the axis.
6 . The swimming pool cleaning vehicle as set forth in claim 1 , wherein deeply concaved inwardly.
7 . The swimming pool cleaning vehicle as set forth in of claim 1 , wherein the intake ports open towards the bottom.
8 . The swimming pool cleaning vehicle as set forth in any of claims 1 - 7 , wherein the water intake port is located proximate the drive mechanism.
9 . The swimming pool cleaning vehicle as set forth in claim 8 , wherein the drive mechanicism includes at least two pairs of wheels and wherein the housing has openings for the wheels.
10 . The swimming pool cleaning vehicle as set forth in claim 9 , wherein the bottom includes intake ports and wherein there is an intake port located at each wheel opening. pg, 15
11 . The swimming pool cleaning vehicle as set forth in claim 1 , wherein the drive mechanism comprises at least two rollers.
12 . The swimming pool cleaning vehicle as set forth in claim 1 , wherein the drive mechanism comprises a combination of wheels and rollers.
13 . The swimming pool cleaning vehicle as set forth in claim 5 , wherein the housing is asymmetrical on one side of the lateral axis.
14 . The swimming pool cleaning vehicle as set forth in claim 5 , wherein the housing is asymmetrical on one side of the lateral axis at least one side of the lateral axis and one side of the longitudinal axis.