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U.S. Department of Energy
Office of Scientific and Technical Information

Rotatable stem and lock

Patent ·
OSTI ID:865054

A valve stem and lock include a housing surrounding a valve stem, a solenoid affixed to an interior wall of the housing, an armature affixed to the valve stem and a locking device for coupling the armature to the housing body. When the solenoid is energized, the solenoid moves away from the housing body, permitting rotation of the valve stem.

Research Organization:
AT & T CORP
DOE Contract Number:
AC04-76DP00789
Assignee:
United States of America as represented by United States (Washington, DC)
Patent Number(s):
US 4454934
OSTI ID:
865054
Country of Publication:
United States
Language:
English