| 摘要 |
A resilient support for seats comprising telescoping members with a plurality of resilient members positioned therein in a series relationship with the telescoping members' relative movement; a plurality of resilient members stacked in a series relationship between the telescoping members, the resilient members each having an equal or different shore durometer hardness; an adjustment member for preloading said resilient members; and a lubricious bushing positioned between the contacting surfaces of the telescoping members.
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