US 2016/0305169 A1 · PLUG DOOR DEVICE

Abstract

Provided is a small plug door device having a slide base is installed slidably in a vehicle width direction relative to a fixed base. A door drive mechanism for moving one door in a vehicle front-rear direction via a connecting portion has a drive portion including an electric motor, a drive wheel member, a follower wheel member, and an endless member, and is installed on the slide base. A guide portion guides a shaft portion provided on the connecting portion so as to move the shaft portion in a vehicle width direction. In a double-speed rail in which a pinion is disposed between two racks, one rack is connected to the slide base, the other rack is connected to the door side, and the pinion is connected to the connecting portion.

Claims2

Dependent claims

A door drive mechanism to be installed at a vehicle for performing an operation of opening and closing a door, comprising:

a drive wheel member to which a driving force is applied;
at least one follower wheel member provided in association with the drive wheel member;
and
an endless member that is looped around the drive wheel member and the at least one follower wheel member so as to circle therearound, the endless member being arranged in the range from the front end portion of an entrance of the vehicle to the rear end portion of the entrance of the vehicle, the endless member being connectable to the door so that the door moves in a vehicle front-rear direction relative to the door drive mechanism.

1 more element

Dependencies are inferred from the claim text.

Plug door device

Life of this patent

Plug door device

Life of this patent

Abstract

Claims2