A lumbar support apparatus for a vehicle seat includes: a seatback frame having an adjustable inclination angle; an operating mechanism disposed at an upper portion of the seatback frame, the operating mechanism including a connector generating an operating force in a vertical direction by being in contact with a fixture fixed to a vehicle body when the inclination angle of the seatback frame is adjusted; and a support mechanism disposed at a lower portion of the seatback frame, connected to the connector, receiving the operating force generated from the connecting mechanism, and configured to slide in a front and rear direction depending on an application direction of the operating force, such that when the inclination angle of the seatback frame is adjusted to be directed rearward, the support mechanism receives the operating force of the operating mechanism and is advanced forward to support a waist of an occupant.
Lumbar support apparatus for vehicle seat
29.12.2020
Patent
Elektronische Ressource
Englisch
IPC: | B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet |