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US 2003/0209013 A1Published application
Piston air engine
OwnerYu-Chi Tsaiinventor
Life of this patent
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Abstract
A piston air engine comprises an intake system at an outer side of a cylinder and parallel to the cylinder; a piston in the cylinder; a piston inner exhaust valve device in an interior of the piston; and a piston positioning actuating device for actuating an engine and positioning in a power stroke. The lever force apply point of the intake lever is at an upper dead point of the piston to be confined by the movement of the piston; and the lever force accept point of the intake lever is installed at the intake valve door for confining the intake valve.
Claims10
A piston air engine comprising:
- an intake system at an outer side of a cylinder and parallel to the cylinder;
- a piston in the cylinder;
- a piston inner exhaust valve device in an interior of the piston;
- and
- a piston positioning actuating device for actuating an engine and positioning in a power stroke.
2 more elements
Dependencies are inferred from the claim text.