Patent ID: 7201446

Claim:
An adjustable lumbar support for seats, said adjustable lumbar support comprising: a unitary floating support plate for providing support to a lumbar region of a seat, said unitary floating support plate having a front surface and a rear surface; a support linkage for supporting said floating support plate, wherein said support linkage is adapted for engaging a seat frame, wherein said support linkage is defined by a cable member and first and second spring members, wherein said first and second spring members are adapted for engaging a seat frame, wherein said cable member has a first end and a second end secured to one of said spring members, and further wherein said cable member slides in a cable housing secured to said rear surface of said floating support plate, said support linkage supporting said floating support plate in a pivotal manner such that said floating support plate self aligns with a lumbar region of a seat occupant; and an actuator mechanism for adjusting said effective length of said support linkage, wherein said first end of said cable member is secured to said actuator mechanism, whereby an amount of lumbar support provided by said floating support plate is increased as said effective length of said support linkage is decreased.