Back to results
US 2003/0155465 A1Published application
Flying machine using umbrella-type devices
OwnerDavid D. Muresan, David Muresaninventors
Life of this patent
Estimating the term…
Abstract
This invention describes a new method for flying in the air or moving in the water. The flying machine comprises of two or more umbrellas that move vertically on a shaft in a sequential manner and are powered by an external force. Each umbrella has a blade surface composed of blades which can be closed or opened. Each umbrella also has a lateral surface connected with its blade surface. The blade surfaces of each umbrella can be circular or rectangular.
Claims1
A flying machine comprising
- two or more umbrellas that move vertically on a shaft, in a sequential manner and powered by an external force;
- each said umbrella being circular or rectangular and having a surface composed of blades which are closed or open;
- each said umbrella containing a lateral surface connected with the blade surface of the umbrella.
Dependencies are inferred from the claim text.