US 2025/0170879 A1Published application

Rear door assembly

AssigneeNissan North America, Inc.

InventorsDavid KOVIE, Ronald MORROW, Christopher HERRALA, Edward ORCSIK, Srikanth Reddy BADDAM

Life of this patent

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Abstract

A rear door assembly has a first and second support brackets and first and second arms. The first support bracket includes a vehicle attachment portion, a first support portion and a second support portion located outboard of and lower than the first support portion when installed to a vehicle. The first arm has first and second ends. The first end is pivotally attached to the first support portion. The second arm has third and fourth ends. The third end is pivotally attached to the second support portion of the first support bracket. The second support bracket has a third support portion and a fourth support portion spaced apart from one another and a rear door attachment portion. The second end of the first arm is pivotally attached to the third support portion and the fourth end of the second arm is pivotally attached to the fourth support portion.

Claims17

Dependent claims

A rear door assembly comprising:

a first support bracket having a vehicle attachment portion, a first support portion and a second support portion located outboard of the first support portion, the first support portion also being located vertically higher than the second support portion when installed to a vehicle;
a first arm having a first end and a second end, the first end being attached to the first support portion for pivotal movement about a first rotation axis defined by the first support portion;
a second arm having a third end and a fourth end, the third end being attached to the second support portion of the first support bracket for pivotal movement about a second rotation axis defined by the second support portion, the first rotation axis and the second rotation axis extending in directions parallel to one another;
and
a second support bracket having a rear door attachment portion, a third support portion and a fourth support portion spaced apart from one another, the second end of the first arm being attached to the third support portion for pivotal movement about a third rotation axis defined by the third support portion and the fourth end of the second arm being attached to the fourth support portion for pivotal movement about a fourth rotation axis.

2 more elements

A rear door assembly comprising:

a vehicle body structure defining a rear door opening;
a rear door dimensioned and shaped for movement between a closed orientation covering the rear door opening and an open orientation exposing the rear door opening;
a support structure having a first support bracket and a second support bracket with two arms each being attached at opposite ends thereof to the first support bracket and the second support bracket for pivotal movement with respect thereto, the first support bracket being fixedly attached to the vehicle body structure adjacent to an upper end of the rear door opening, the second support bracket being attached to the rear door;
and
a motor fixed to the vehicle body structure above one side of the rear door opening, the motor having a shaft that extends into and directly engages an adjacent one of the arms such that rotation of the motor causes pivotal movement of the arm which in turn causes movement of the rear door between the closed orientation and the closed orientation.

2 more elements

Dependencies are inferred from the claim text.