Multiple access door lock mechanism with reversible cam actuation
AssigneeAdams Rite Manufacturing Co.
InventorAlan K. Uyeda
Life of this patent
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Abstract
In combination a door, latch structure at an edge of the door, and independently opens the door latch operating components at opposite sides of the door, displaceable structure in the door having a position blocking movement of the latch structure, first means responsive to displacement of a selected one of the components for displacing the structure from the blocking position to allow movement of the latch structure, for door opening, and the first means including a rotatable cam having reversible positions in each of which motion is transmitted to the displacement structure in response to displacement of the respective components.
Claims13
In combination:
- a) a door, latch structure at an edge of the door, and independently operable door latch operating components at opposite sides of the door,
- b) displaceable structure in the door having a position blocking movement of the latch structure,
- c) first means responsive to displacement of a selected one of the components for displacing said structure from said blocking position to allow movement of the latch structure, for door opening, and
- d) said first means including a rotatable cam having reversible positions in each of which motion is transmitted to said displacement structure in response to displacement of the respective components.
Dependencies are inferred from the claim text.