1
what’s the use?
to the occupants and provide adequate lumbar support close to avoid lack of lumbar support to produce fatigue.
2
Advantages:
* for long-distance driving or not waist the waist population cause fatigue select a comfortable lumbar support height can alleviate lower back fatigue generated by prolonged driving, get more comfort.
3
Error:
· some lumbar support adjustment button is not adjusted near the position of the seat, but the edge of the backrest, this manual adjustment is generally the majority.
– Even electric seats, electric lumbar support adjustment may not be able, probably require manual adjustment.
· electric lumbar support can only provide some level of regulation, and the vertical position adjustment can not be achieved.
4
Principle:
can be divided into electric lumbar support adjustment, handDynamic way. Button or by continuous sub-scale adjustment, if the waist while driving has been in circulation “nest” position will affect the waist, can also cause discomfort to people suffering from diseases of the lower back, lumbar support can improve waist curve, not on the seat support function waist bent inwardly, can not be supported if, over time there will be fatigue, prolonged fatigue waist driver will cause some security risks, lumbar support function of the lumbar support by adjust the driver and passenger can make the waist in a very comfortable state, relieve a range of issues waist curled up in a chair produced.