IP Library › Granted Patent US 12679183
Granted Patent B2
US 12679183 · App. 18/391,715 · Granted Jul 14, 2026

Slide door support mechanism

Inventor: Takashi Fukahori (Tokyo, JP)
Assignee: HONDA MOTOR CO., LTD.
B60J5/06E05D15/10E05D15/30E05D2015/1026E05D2015/1031E05Y2201/624E05Y2201/688E05Y2900/531
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Quick Facts
Patent No.
US 12679183
App. No.
18/391,715
Granted
Jul 14, 2026
Kind
B2
Abstract

A slide door support mechanism includes a lower rail provided on a vehicle body, a rear slide door configured to open and close a rear door opening portion of the vehicle body by slide movement, a door rail provided on the rear slide door, a first arm that bridges between the lower rail and the door rail, a vehicle body-side roller unit and a vehicle body-side roller provided on the first arm and slidably provided on the lower rail, a door-side roller provided on a first arm and slidably provided on the door rail, and a second arm pivotably supported by the rear slide door and the first arm.

Claims (15)

1 . A slide door support mechanism comprising:

a vehicle body-side guide provided on a vehicle body;

a slide door configured to open and close a door opening portion of the vehicle body by slide movement;

a door-side guide provided on the slide door;

a first arm that bridges between the vehicle body-side guide and the door-side guide;

a driven vehicle body-side guide provided on the first arm and slidably provided on the vehicle body-side guide;

a driven door-side guide provided on the first arm and slidably provided on the door-side guide; and

a second arm pivotably supported by the slide door and the first arm.

2 . The slide door support mechanism according to claim 1 , comprising a door-side support portion that is provided on a closed side end portion of the slide door compared to the door-side guide in the slide door and that is configured to pivotably support the second arm.

3 . The slide door support mechanism according to claim 2 , comprising an arm-side support portion that is provided on a central portion of the first arm in a longitudinal direction and that is configured to pivotably support the second arm.

4 . The slide door support mechanism according to claim 3 , wherein the first arm is curved to protrude inward in a vehicle width direction.

5 . The slide door support mechanism according to claim 1 , wherein an inner surface of the slide door in the vehicle width direction comprises:

a first surface on which the door-side guide is provided; and

a second surface on which the second arm is supported and which is formed in a region in which the second arm overlaps in the vehicle width direction, and

the second surface is located outside the first surface in the vehicle width direction.