Elevator door engagement device

An elevator door engagement device provided in one of a car door and a landing door and configured to engage with an engaged part provided in the remaining one of the landing door and the car door to transmit driving force to open and close the one of the car door and the landing door to the remaining one of the landing door and the car door, the engagement device comprising:

• a first member extending in a vertical direction;
• a second member extending in the vertical direction and arranged at a position with a distance from the first member to be closer to a door closing side than the first member;
• at least one of a first link member and a second link member, the first link member constituting together with the first member a parallel link mechanism configured to enable the first member to be pivotally movable between a first position that is a given position and a second position that is a position closer to the door closing side than the first position while the posture of the first member to the second member is maintained, the second link member constituting together with the second member a parallel link mechanism configured to enable the second member to be pivotally movable between a third position that is a given position and a forth position that is a position closer to a door opening side than the third position while the posture of the second member to the first member is maintained;
• a first roller arranged in the first member to have its circumference facing the engaged part when the car lands on a given landing floor;
• and
• a second roller arranged in the second member to have its circumference facing the engaged part when the car lands on the given landing floor.