Patent ID: 6062787
Filing Date: 2000-05-16
Classification: B25B,F16B,Y10S

Abstract:
A cap for sealing a pneumatic valve stem comprising:a. an inner core positioned within an outer sleeve with said inner core adapted to seal a valve and being a hollow cylinder one end of which is open with the opposite end being closed and forming a solid surface, the interior of said inner core provided with means for engaging the exterior surface of the valve stem;b. said outer sleeve being a hollow cylinder with two open ends and said outer sleeve surrounding substantially all of the sides of said inner core and being rotatable about said inner core in such a manner that a portion of the solid surface end of said inner core is exposed;c. means for locking said inner core and outer sleeve together to form a unitary valve cap while permitting the outer sleeve to rotate about the core; andd. means positioned in the exposed surface of said inner core for engagement with a tool such that rotation of said tool causes rotation of said inner core.