Valve box cover

Details Valve box cover Valve box cover

E - Fixed Constructions

02

D

94/12

E02D 29/14 (2006.01)

Patent

CA 1199825

VALVE BOX COVER ABSTRACT A cover capable of being both locked in position within a valve box or manhole cover and lifted upwards to assist in its removal, having a rotating bolt therein which maneuvers a lever base upwards or downwards which lever base causes the rotation of a lock lift lever extending through a slot in the side of the cover and which, when moved downwards, causes the lock member portion of the lock lift lever to tighten against the valve box and which when raised, rotates a lift member portion against the seat of the valve box thereby jacking the cover upwards so that it can be easily removed.

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