Locking device including locking, positioning, and sealing mechanisms
AssigneeFerco International Usine de Ferrures de Batiment
InventorsM. Gerard Prevot, M. Laurent Aumercier, M. Philippe Simoncelli
Life of this patent
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Abstract
A device for improving the safety and air tightness of doors, casement windows, or the like and is applicable to casement locks, casement bolts, multi-bolt locks, or the like. The device comprises in combination a dead bolt and a mechanism for positioning and urging the leaf of the door, window or the like against its dormant frame. The positioning mechanism and the dead bolt are actuated sequentially by a control member such as a control rod cooperating with the control mechanism of the casement bolt, casement lock, multi-bolt lock or the like.
Claims11
A locking device for locking a movable member with respect to a frame member, said locking device comprising in combination a dead bolt adapted to be supported by the movable member for movement between an extended position and a retracted position with respect to the movable member, means for moving said dead bolt between said positions, said extended position comprising engaging said dead bolt with a correspondingly positioned aperture in the frame member, means for positioning the movable member with respect to the frame member, said means for positioning adapted to be supported for movement by the movable member between extended and retracted positions with respect to the frame member, means for moving said positioning means between said positions, said extended position engaging said means for positioning with a correspondingly positioned aperture in the frame member, and means for sequentially actuating said dead bolt and said means for positioning for movement between said extended and retracted positions.
Dependencies are inferred from the claim text.