Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

Valve actuation system for desmodromic internal combustion engines

Patent ·
OSTI ID:6912111
This patent describes an improved internal combustion engine. It is of the desmodromic type having an engine block with cylinders, a head held to the block and a plurality of intake valves and exhaust valves, a pivoted rocker arm assembly having a valve end. The rocker arm assembly being attachable to a valve stem at the valve end of the rocker arm assembly, a cam shaft with cam lobes connected to the rocker arm assembly to pivot the rocker arm assembly about its pivot point in a first direction and means to return to rocker arm assembly to its original position.
Assignee:
NOV; NOV-90-006136; EDB-90-077786
Patent Number(s):
A; US 4887564
Application Number:
PPN: US 7-335442A
OSTI ID:
6912111
Country of Publication:
United States
Language:
English