Backdoor structure for vehicle

Patent metadata

Field	Value
Publication number	US-9821642-B2
Application number	US-201515501191-A
Country	US
Kind code	B2
Filing date	Jul 23, 2015
Priority date	Aug 11, 2014
Publication date	Nov 21, 2017
Grant date	Nov 21, 2017

Abstract

A backdoor structure for a vehicle, the backdoor structure comprising an upper window and a lower window, a rear spoiler disposed between the windows and projecting toward the rear of the vehicle, a backdoor frame supporting both windows and the rear spoiler, and a resin panel, wherein the resin panel comprises a window portion functioning as the lower window and a spoiler portion functioning as the rear spoiler, the window portion and the spoiler portion being integrated by resin molding.

First claim

The invention claimed is:

1. A vehicle back door structure comprising:
an upper window and a lower window;
a rear spoiler located between the two windows, wherein the rear spoiler projects toward a rear of a vehicle;
a back door frame that supports the two windows and the rear spoiler; and
a resin panel including a window portion that functions as the lower window and a spoiler portion that functions as the rear spoiler, wherein the window portion and the spoiler portion are resin-molded and integrated together, wherein
the window portion of the resin panel includes a curved wall having an arcuate cross-section that is recessed toward a front of the vehicle in a side view of the vehicle,
the spoiler portion of the resin panel includes an upper wall portion extending in a front-rear direction and a rear wall portion extending downward from a rear end of the upper wall portion,
the curved wall of the window portion is continuous with a lower end of the rear wall portion of the spoiler portion, and
the resin panel is connected to the back door frame only at a peripheral portion of the resin panel that includes a front end of the spoiler portion and a lower end of the window portion.

2. The vehicle back door structure according to claim 1 , wherein the curved wall is formed to have a radius of curvature that does not interfere with a rear field of view of a driver.

3. The vehicle back door structure according to claim 1 , wherein the curved wall has a radius of curvature of 450 mm or larger.

Assignees

• Toyota Jidoshokki Kk

Inventors

• Kato Junya

Classifications

• B60J5/107 Primary

  constructional details, e.g. about door frame, panels, materials used, reinforcements · CPC title

• B62D35/007

  Rear spoilers (B62D35/001 takes precedence) · CPC title

• B60J1/18

  arranged at the vehicle rear {(optical viewing arrangements integrated in rear windows, e.g. Fresnel lenses B60R1/001)} · CPC title

• Y02T10/82

  Elements for improving aerodynamics · CPC title

• B62D37/02

  by aerodynamic means · CPC title