Seat cushion of vehicle

Patent metadata

Field	Value
Publication number	US-2017151898-A1
Application number	US-201515309514-A
Country	US
Kind code	A1
Filing date	May 8, 2015
Priority date	May 8, 2014
Publication date	Jun 1, 2017
Grant date	—

Abstract

The present invention provides a seat cushion of a vehicle, the seat cushion including: a body coupled to a seat cushion; an extension disposed ahead of the body and being movable forward and backward; and an elastic member disposed in a space between the body and the extension and filling in the space between the body and the extension when the extension moves forward.

First claim

1 . A seat cushion of a vehicle, comprising:
a body coupled to a seat back; an extension disposed ahead of the body and configured to move forward and backward; and an elastic member disposed in a space between the body and the extension, and configured to contract when the extension moves backward and to extend when the extension moves forward, such that the elastic member fills in the space between the body and the extension.

2 . The seat cushion of claim 1 , wherein the elastic member is an air bladder filled with gas and having an elastic case.

3 . The seat cushion of claim 1 , wherein a plurality of elastic members are provided in the space and spaced from each other in a lateral direction of the body.

4 . The seat cushion of claim 1 , wherein a body cover configured to cover body is provided and the body cover is configured to extend to fully cover the elastic member when the extension moves forward.

5 . The seat cushion of claim 4 , wherein an entire or a portion of the body cover is made of a material that is elastic such that the material extends forward with the elastic member to cover the elastic member when the extension moves forward, and contracts without wrinkles when the extension returns backward.

6 . The seat cushion of claim 5 , wherein a portion, which is configured to cover the elastic member, of the body cover is made of the elastic material.

7 . The seat cushion of claim 1 , wherein a bracket having an end fixed to: a body frame supporting the body or an extension frame supporting the extension, and an other end coupled to the elastic member to support the elastic member in the space, is further provided in the space.

8 . The seat cushion of claim 7 , wherein the bracket is coupled to a rear side of the elastic member.

Assignees

• Hyundai Dymos Inc

Inventors

• An Sung Chol
• Seo Jin Ho
• Park Chan Uk
• Kim Myeong Sub
• Kim Yun Ho
• Kim Dong Hwan

Classifications

• B60N2/62

  Thigh-rests {(B60N2/914 takes precedence)} · CPC title

• B60N2/4415

  Operations & Transport · mapped topic

• B60N2/64 Primary

  Back-rests {or cushions (B60N2/2222 takes precedence)} · CPC title

• B60N2/7082

  with air or fluid cushions (B60N2/914 takes precedence) · CPC title

• B60N2/68

  Seat frames · CPC title