Floor undercover and electric vehicle equipped with the floor undercover

Patent metadata

Field	Value
Publication number	US-10787206-B2
Application number	US-201916290291-A
Country	US
Kind code	B2
Filing date	Mar 1, 2019
Priority date	Mar 20, 2018
Publication date	Sep 29, 2020
Grant date	Sep 29, 2020

Abstract

There is provided a floor undercover including: a flat plate portion that covers a bottom portion of a cabin located at a lower position than a front suspension member; side wall portions that rise in a vehicle upward direction from vehicle width direction outer end portions of the flat plate portion and that extend in a vehicle front and rear direction; and a curved portion that rises from a vehicle front-side edge portion of the flat plate portion toward the front suspension member, that curves from the vehicle width direction to a vehicle rearward direction heading outward in the vehicle width direction, and that is connected to the side wall portions.

First claim

What is claimed is:

1. A floor undercover comprising:
a flat plate portion that covers a bottom portion of a cabin located at a lower position than a front suspension member;
side wall portions that rise in a vehicle upward direction from vehicle width direction outer end portions of the flat plate portion and that extend in a vehicle front and rear direction; and
a curved portion that rises from a vehicle front-side edge portion of the flat plate portion toward the front suspension member, that curves from the vehicle width direction to a vehicle rearward direction heading outward in the vehicle width direction, and that is connected to the side wall portions,
wherein a rear end edge of the front suspension member curves from the vehicle width direction to the vehicle rearward direction beading outward in the vehicle width direction, and
the curved portion is disposed along the rear end edge of the front suspension member.

2. The floor undercover according to claim 1 , wherein the curved portion has (i) upright surfaces that extend in a vehicle forward direction and inward in the vehicle width direction from the side wall portions, and (ii) a sloping surface that is connected to the upright surfaces and that slopes in the vehicle upward direction heading in the vehicle forward direction.

3. The floor undercover according to claim 2 , wherein connecting portions between the upright surfaces and the sloping surface are provided on a vehicle rear side between front tires and the front suspension member in the vehicle width direction.

4. The floor undercover according to claim 1 ,
wherein a cover front portion including a part of the curved portion adjacent to the front suspension member and a vehicle front end portion of the flat plate portion is made of metal, and
a cover main body portion excluding the cover front portion is made of resin.

5. An electric vehicle comprising:
the floor undercover according to claim 1 ; and
a battery pack covered by the floor undercover.

6. The electric vehicle according to claim 5 , further comprising coupling members on which the battery pack is placed and which are secured to a pair of frame members that extend in the vehicle front and rear direction, wherein the floor undercover is secured at plural places to bottom surfaces of the coupling members.

Assignees

• Toyota Motor Co Ltd

Inventors

• Nagano Koyo
• Fukui Ryosuke

Classifications

• B60K2001/0438

  Arrangement under the floor · CPC title

• B62D25/2072

  Floor protection, e.g. from corrosion or scratching (floor mats B60N3/04, armour F41H7/042, insulation B60R13/08, streamlining B62D35/02) · CPC title

• B62D25/20 Primary

  Floors or bottom sub-units {(sub-frames for mounting engine or suspensions B62D21/11; drip trays F16N31/006)} · CPC title

• B60R13/0861

  for covering undersurfaces of vehicles, e.g. wheel houses · CPC title

• B60K1/04 Primary

  of the electric storage means for propulsion · CPC title