Ergonomy: Lumbar and Thigh Support
The lumbar is the region of the spine between the diaphragm and the pelvis; it supports the most weight and is the most flexible. The adjustable lumbar mechanisms in seats allow the user to change the seat back shape in this region, to make it more comfortable. Some seats are long enough to support full thigh.
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Famous quotes containing the word support:
“The moral qualities are more apt to grow when a human being is useful, and they increase in the woman who helps to support the family rather than in the one who gives herself to idleness and fashionable frivolities.”
—Elizabeth Cady Stanton (1815–1902)