Patent ID: 11958572
Assignee: nan
Field: Transport (Mechanical engineering)
Classification: CPC B  F | IPC B  F

Claim 0:
1. An apparatus for use by a user in water, comprising:
a hand powered paddle board, comprising:
a pair of manual crank pedals connected to a drive shaft;

a rotatable housing, said rotatable housing connected to said drive shaft, said rotatable housing comprising an outer surface circumferentially surrounding said drive shaft, said set of foldable paddle wheel blades connected to said outer surface of said rotatable housing; and
a first paddle wheel blade, of said set of paddle wheels, affixed to a hinged connector, said hinged connector affixed to said outer surface of said rotatable housing, said set of paddle wheels positioned radially outward from a center position between said pair of manual crank pedals,
said rotatable housing encompassing an air pump, said air pump comprising:
a set of vanes separating a set of expansion chambers between said drive shaft and said rotatable housing, said set of vanes positioned between a first end plate and a second endplate;
an air inlet port through said first end plate;
an air outlet port through at least one of said first end plate and said second end plate; and
a snorkel, said snorkel connected to said air inlet port.