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

Valve stem oil deflector

Patent ·
OSTI ID:6713754
This patent describes an oil deflector for attachment to a valve stem of an internal combustion engine or the like comprising a molded plastic cup having a generally cylindrical wall section and an enlarged transversely extending end wall defining a neck portion, having an opening for receiving a valve stem, a radially inwardly opening annular groove on an inner face of the opening in the neck portion, an O-ring in the groove, circumferentially spaced teeth on opposite sides of the groove each of which is engageable with a valve stem extending through the neck portion of the deflector to preclude tipping of the deflector relative to the valve stem.
Assignee:
Microdot Inc., Darien, CT
Patent Number(s):
US 4763618
OSTI ID:
6713754
Country of Publication:
United States
Language:
English