Vehicle seat having a backrest with a fan and a lumber plate
View Patent ↗A vehicle seat includes: a seat back having an upper frame; a fan provided in the seat back; a lumbar plate that is provided in the seat back and elastically supports a waist of a seated occupant from a rear side; and a support member that elastically supports the fan in an area at a height between the lumbar plate and the upper frame.
1. A vehicle seat comprising:
a seat back having an upper frame;
a fan provided in the seat back;
a lumbar plate that is provided in the seat back and is configured to elastically support a waist of a seated occupant from a rear side; and
a support member that elastically supports the fan in an area at a predetermined height between the lumbar plate and the upper frame, the support member including a support plate, wherein
the fan is elastically supported by the support member, via the support plate, such that the fan is supported independently from the lumbar plate.
2. The vehicle seat according to claim 1 , wherein
slits that extend in a height direction of the vehicle seat are provided in the support plate, and
only one side of the fan is elastically supported at respective end portions of the support plate that are provided at a root side of the slits.
3. The vehicle seat according to claim 1 , wherein
the support member further includes a spring wire attached to a frame of the seat back via a vibration damping member, and
the lumbar plate is elastically supported by the spring wire.
4. The vehicle seat according to claim 3 , wherein
the support plate is a resin plate,
the spring wire comprises a pair of left and right longitudinal wire portions extending in a height direction of the vehicle seat, and
the fan is attached to a back surface of the resin plate and is bridged between the longitudinal wire portions of the spring wire.
5. The vehicle seat according to claim 4 , wherein the resin plate is disposed above and spaced apart from an upper edge of the lumbar plate.