Trunk structure for vehicle

Patent metadata

Field	Value
Publication number	US-11760269-B2
Application number	US-202217725248-A
Country	US
Kind code	B2
Filing date	Apr 20, 2022
Priority date	May 13, 2021
Publication date	Sep 19, 2023
Grant date	Sep 19, 2023

Abstract

A trunk structure for a vehicle is provided which can house both a spare tire and a tonneau cover below a floor board in a trunk, and has high operability in housing, removing, and replacing the spare tire and the tonneau cover. A trunk of a vehicle has a spare tire housing and a tonneau cover housing below a floor board. A tonneau cover has a tube portion, a sheet portion, and an extension plate portion. The tonneau cover housing has a portion located between the spare tire and a rear end of the trunk, in which the tube portion of the tonneau cover is stored in a rolled state. The housing also has a portion above a part of the spare tire where the extension plate portion, extending outward from the tube portion when the sheet portion is rolled in the tube portion, is horizontally disposed.

First claim

What is claimed is:

1. A trunk structure for a vehicle, the trunk structure being capable of housing a spare tire and a roll-up type tonneau cover below a floor board of a trunk, the trunk structure comprising:
a spare tire housing portion below the floor board for housing the spare tire; and
a tonneau cover housing portion below the floor board for housing the tonneau cover in a rolled state, wherein
the tonneau cover has
a tube portion which has a tubular shape,
a sheet portion which is capable of being rolled in and drawn out from an inside of the tube portion, and
a plate-shaped extension plate portion which is connected with an end edge of the sheet portion and is situated on an outside of the tube portion in a state where the sheet portion is rolled in the tube portion, and
the tonneau cover housing portion has
a portion which is located between the spare tire housing portion and a rear end of the trunk in a front-rear direction of the vehicle and in which the tube portion is arranged, and
a portion which is located above a part of the spare tire housed in the spare tire housing portion and in which the extension plate portion is arranged in a direction intersecting with an up-down direction of the vehicle so as to cover the part of the spare tire.

2. The trunk structure for a vehicle according to claim 1 , wherein
in a plan view of the trunk from above, the tonneau cover housing portion has a tonneau cover retainment member which is adjacently arranged in two side areas and in a rear area of the spare tire and retains the tonneau cover, and
the tonneau cover retainment member has
front support portions in both side areas of the spare tire which support a part of the extension plate portion in a state where the part of the extension plate portion is spaced apart from the spare tire, and
rear support portions on a rear side of the front support portions which support both ends of the tube portion.

3. The trunk structure for a vehicle according to claim 2 , wherein
the front support portion is positioned higher than the rear support portion, and
a stepwise step portion is further provided which connects the front support portion and the rear support portion together in the front-rear direction of the vehicle.

4. The trunk structure for a vehicle according to claim 3 , wherein
the tonneau cover retainment member further has a recess, which is recessed toward a front face side, on a back face side of the step portion in a thickness direction of the tonneau cover retainment member.

5. The trunk structure for a vehicle according to claim 4 , wherein
the tonneau cover retainment member further has a positioning protruding portion on the back face side protruding toward a vehicle body floor side of the trunk compared to other portions for positioning in the front-rear direction of the vehicle and in a vehicle width direction.

6. The trunk structure for a vehicle according to claim 5 , wherein
the tonneau cover retainment member further has a front protruding portion which is situated on a front side of the front support portion and is formed upward higher than the front support portion, and
the front protruding portion is disposed such that a gap is formed between the front protruding portion and an end edge portion in the extension plate portion on a side where the front protruding portion is provided when the extension plate portion is placed on the front support portions.

7. The trunk structure for a vehicle according to claim 6 , wherein
the tonneau cover retainment member further has a connection surface portion which connects together the rear support portions provided in both side areas in a vehicle width direction,
the rear support portion is disposed such that a gap is formed between a rear end portion of the tube portion and the rear end of the trunk, and
the connection surface portion forms a gap between an upper surface of the connection surface portion and the tube portion.

8. The trunk structure for a vehicle according claim 7 , wherein
the tonneau cover retainment member comprises a foamed resin material.

9. The trunk structure for a vehicle according to claim 2 , wherein
the tonneau cover retainment member further has a front protruding portion which is situated on a front side of the front support portion and is formed upward higher than the front support portion, and
the front protruding portion is disposed such that a gap is formed between the front protruding portion and an end edge portion in the extension plate portion on a side where the front protruding portion is provided when the extension plate portion is placed on the front support portions.

10. The trunk structure for a vehicle according to claim 2 , wherein
the tonneau cover retainment member further has a connection surface portion which connects together the rear support portions provided in both side areas in a vehicle width direction,
the rear support portion is disposed such that a gap is formed between a rear end portion of the tube portion and the rear end of the trunk, and
the connection surface portion forms a gap between an upper surface of the connection surface portion and the tube portion.

11. The trunk structure for a vehicle according claim 2 , wherein
the tonneau cover retainment member comprises a foamed resin material.

12. The trunk structure for a vehicle according to claim 3 , wherein
the tonneau cover retainment member further has a front protruding portion which is situated on a front side of the front support portion and is formed upward higher than the front support portion, and
the front protruding portion is disposed such that a gap is formed between the front protruding portion and an end edge portion in the extension plate portion on a side where the front protruding portion is provided when the extension plate portion is placed on the front support portions.

13. The trunk structure for a vehicle according to claim 3 , wherein
the tonneau cover retainment member further has a connection surface portion which connects together the rear support portions provided in both side areas in a vehicle width direction,
the rear support portion is disposed such that a gap is formed between a rear end portion of the tube portion and the rear end of the trunk, and
the connection surface portion forms a gap between an upper surface of the connection surface portion and the tube portion.

14. The trunk structure for a vehicle according claim 3 , wherein
the tonneau cover retainment member comprises a foamed resin material.

15. The trunk structure for a vehicle according to claim 4 , wherein
the tonneau cover retainment member further has a front protruding portion which is situated on a front side of the front support portion and is formed upward higher than the front support portion, and
the front protruding portion is disposed such that a gap is formed between the front protruding portion and an end edge portion in the extension plate portion on a side where the front protruding portion is provided when the extension plate portion is placed on the front support portions.

16. The trunk structure for a vehicle according to claim 4 , wherein
the tonneau cover retainment member further has a connection surface portion which connects together the rear support portions provided in both side areas in a vehicle width direction,
the rear support portion is disposed such that a gap is formed between a rear end portion of the tube portion and the rear end of the trunk, and
the connection surface portion forms a gap between an upper surface of the connect

Assignees

• Mazda Motor

Inventors

• Nishimura Keishi
• Sasaki Akira

Classifications

• B62D43/10 Primary

  and arranged substantially horizontally · CPC title

• B60R5/047 Primary

  collapsible by rolling-up · CPC title

• B62D43/06

  within the vehicle body · CPC title