US Patent 11472322 Lumbar adjustment assembly

A lumbar adjuster for use in a vehicle seat including a lumbar mat, a frame member, and a support member. The lumbar mat is configured to face towards a backrest cushion when the lumbar adjuster is assembled to the vehicle seat. The frame member is configured to carry the lumbar mat. The support member is operatively coupled to the frame member and provided with a finger configured deflect from an extended position to a compressed position to bias portions of the lumbar mat towards backrest cushion to minimize a gap between the lumbar mat and the backrest cushion.