Variable-cycle reciprocating internal combustion engine
This patent describes a variable cycle internal combustion engine. It comprises: a block the block having at least one cylinder chamber disposed therein; a pair of opposed pistons mounted in the cylinder chamber; a first rotating crankshaft and a second rotating crankshaft, each crankshaft connected to a different one of the pistons; means for synchronizing the speed and relative phase relationship of the crankshaft, the synchronizing means connected to at least one of the crankshafts; a harmonic gear drive assembly for selectively adjusting the rotation phase relationship between the crankshaft during operation of the engine. The harmonic gear drive assembly being connected to the synchronizing means.
- Assignee:
- NOV; NOV-89-081195; EDB-90-001829
- Patent Number(s):
- US 4856463
- Application Number:
- PPN: US 7148286A
- OSTI ID:
- 5312309
- Country of Publication:
- United States
- Language:
- English
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