Date: February 17, 1891
Creator: Johnson, James M.
Description: Patent for an improvement in vehicle-seats, intended especially for uses in wagon-seats, by constructing a supporting frame consist of two shafts, each having two cranks with two springs connected with the wrists of the cranks. The seat is supported upon these springs which are secured to the underside of the seat-board by employing two blocks that are safely attached beneath the seat. The movements of the springs preserve the horizontal position of the seat even when weight is unequally disposed. Illustration is included.
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