Back to results
US 2009/0212616 A1Published application
Constant Pressure Retreating Lumbar System
AssigneeSchukra of North America, Ltd.
InventorsRobert J. McMillen, Larry D. Janzen, Alan C. Prettyman
Life of this patent
Estimating the term…
Abstract
The present invention is a lumbar support system that retreats into the seat back when reclined, providing a constant pressure support. The lumbar support system has a lumbar support basket that can retreat into the seat back. The lumbar support basket is supported by a crossbar that is pivotably connected to opposite sides of a seat frame via a pair of connecting members. A spring is provided for biasing the connecting members to a biased position.
Claims17
A lumbar support system for a reclining chair comprising:
- a lumbar support basket;
- a crossbar for supporting said lumbar support basket;
- a pair of connecting members for pivotably connecting said crossbar to opposite sides of a seat frame of the reclining chair;
- and
- a bias member for biasing said connecting members to a biased position.
2 more elements
A reclining chair comprising:
- a reclining seat frame;
- a lumbar support basket;
- a crossbar for supporting said lumbar support basket;
- a pair of connecting members for pivotably connecting said crossbar to opposite sides of said reclining seat frame;
- and
- a bias member for biasing said connecting members to a biased position.
3 more elements
Dependencies are inferred from the claim text.