Patent ID: 7303021

Claim:
An elevator comprising an elevator body for releasably supporting a tubular, the elevator body having two opposed ends and an elevator opening in the body, a tubular passable through the elevator opening, a door pivotably mounted to the body for selectively closing off the elevator opening, a lock bar on the elevator body, door latch apparatus on the door including a movable member to selectively and releasably latch onto the lockbar, locking apparatus for selectively locking the door in position, wherein the door latch apparatus comprises a latch body, a recess in the latch body for selectively receiving and selectively disengaging from the lockbar, the latch body pivotably mounted to the door, wherein the locking apparatus comprises a lock body movably mounted to the door for co-action with the latch body, the lock body selectively movable to hold the latch body in place in engagement with the lockbar, and the lock body selectively movable to move the latch body out of engagement with the lockbar to unlatch the door for pivoting movement of the door to permit a tubular to pass through the elevator opening.