Patent Number: 6,167,851

Title: Movable crankpin, variable compression-ratio, piston engine

Abstract: A movable crankpin, variable-compression ratio, piston engine with movable counterweights so as to eliminate engine imbalance during displacement and compression ratio change. Compression ratio may be changed manually or automatically without stopping and restarting the engine.

Inventors: Bowling; William M. (Phoenix, AZ)


International Classification: F02B 75/00 (20060101); F02B 75/04 (20060101); F02B 075/04 ()

Expiration Date: 01/02/2018