Sprung seat frame
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United States of America Patent
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Apr 9, 1996
Grant Date -
N/A
app pub date -
Apr 13, 1994
filing date -
May 6, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A sprung seat frame comprises a base element, a top element and a spring arrangement between the base and top elements. The spring arrangement has at least two leaf springs which are arranged one above the other at a spacing from each other and at least approximately parallel to each other. One end portion of each leaf spring is connected to the base element and the second end portion of each leaf spring is connected to the top element. The leaf springs are disposed obliquely inclinedly between the base and top elements. At least one corrector leaf spring which is oriented at least approximately parallel to the leaf springs and which is shorter than same is additionally operatively disposed between the base and top elements for optimizing the springing characteristic of the seat frame.
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