VEHICLE SEAT WITH A SEAT TILT ADJUSTMENT

• US 20090224585A1
• Filed: 03/03/2009
• Published: 09/10/2009
• Est. Priority Date: 03/05/2008
• Status: Active Grant

• Current Assignee: Lear Corporation
• Original Assignee: Lear Corporation
• Inventors: Wieclawski, Stanislaw Andrzej, Bokelmann, Tobias
• Granted Patent: US 7,922,230 B2
• Time in Patent Office: Days
• US Class Current: 297/313
• CPC Class Codes: B60N 2/1839 pivoting about an axis located in an intermediate position
• CPC Class Codes: B60N 2/1857 Eccentric mechanism
• CPC Class Codes: B60N 2/3013 the back-rest being hinged on the vehicle frame
• CPC Class Codes: B60N 2/305 the cushion being hinged on the vehicle frame
• CPC Class Codes: B60N 2/36 into a loading platform B60N2/065 takes precedence

Abstract

A foldable vehicle seat assembly includes a pivotable seat back that is can be positioned into an upright position and a folded position. The pivotable seat back may optional also be able to be positioned in one or more additional positions thereby allowing a reclining or forward positioning of the seat back. The seat bottom cushion subassembly is positioned over the seat bottom reinforcement member. The pivotable seat bottom reinforcement member provides structural support to a forward section of seat bottom cushion subassembly when this section is raised during seat repositioning.

Claims

1. A vehicle seat assembly comprising:

a pivotable seat back positionable into an upright position and folded position;

a pivotable seat bottom reinforcement member, the seat bottom reinforcement member being pivotable about a first pivot point.; and

a seat bottom cushion subassembly positioned over the seat bottom reinforcement such that a forward portion of the seat bottom cushion subassembly is supported by the reinforcement member, the seat bottom cushion subassembly being pivotable about a second pivot point that this more rearward than the first pivot point.

2. The vehicle seat assembly of claim 1 wherein the seat bottom cushion subassembly includes a cushion such that the seat bottom cushion subassembly is moveable between a lowered and raised position without bending or crinkling of the seat cushion.

3. The vehicle seat assembly of claim 1 wherein the seat back and the reinforcement member are each independently pivotable relative to a vehicle floor.

4. The vehicle seat assembly of claim 3 wherein the seat back and the reinforcement member are each independently attached to a bracket, the bracket being fixed relative to the vehicle seat bottom.

5. The vehicle seat assembly of claim 1 further comprising an actuator for positioning the seat bottom in one or more raised positions.

6. The vehicle seat assembly of claim 5 wherein the actuator is positioned proximate or attached to a vehicle seat bottom.

7. The vehicle seat assembly of claim 6 wherein the actuator comprises a handle that is operable by a user.

8. The vehicle seat assembly of claim 7 the handle is in communication with the latch subassembly.

9. The vehicle seat assembly of claim 8 further comprising a cable that provides the communication between the handle and the latch subassembly.

10. The vehicle seat assembly of claim 1 further comprising a latch assembly for positioning the seat back.