Back to results
US 3,990,523 AGranted
Piston engine powered rotary drive with mount and fuel container
OwnerBuford J. Schramm, Robert G. Evertsinventors
Life of this patent
Estimating the term…
Abstract
A rotary drive powered by a piston engine provided with a ring-shaped engine mount which is also a fuel container and can be used as a handle, as a guard, and as part of a "stand" for the drive. Optionally, the rotary drive can be provided with handles, one of which carries a throttle control.
Claims14
In combination:
- a piston-type, internal combustion engine, said engine having a carburetor and a throttle valve;
- a frame to which said engine is mounted;
- a circular ring mount to which said frame is mounted at only one portion of the perimeter of the ring mount, said ring mount extending peripherally around and spaced from the engine, with the engine projecting into the inside of the ring mount, and being unconnected to the ring mount except by the frame, said ring mount forming an internal fuel reservoir, said ring mount also having a fuel outlet leading to a fuel line connected to said carburetor;
- a porous body inside said fuel reservoir having continuously interconnected cavities for reception and retention of fuel and for supplying the same to the fuel line on suction demand by the engine;
- a throttle control linkage connected to the engine for controlling the power output thereof;
- and a rotary element rotatably driven by the engine.
3 more elements
Dependencies are inferred from the claim text.