Parallel link seatpost suspension

Chairs and seats – Straddle seat

Patent

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Details

248586, 280283, 297208, B62J 104

Patent

active

054891396

ABSTRACT:
Embodiments of a new bicycle seatpost with an integrated suspension system are disclosed in which the seatpost may be mounted on a bicycle and upon which a seat may mounted and in which a rider is cushioned from bumps by two parallel linkages with resilient means interposed allowing the seat to react to bumps by resiliently rocking to the rear and downward while maintaining constant saddle angle and minimizing change in seat to pedal distance due to suspension movement.

REFERENCES:
patent: 239211 (1946-04-01), du Pont
patent: 2949153 (1960-08-01), Hickman
patent: 3314672 (1967-04-01), Persson
patent: 4456295 (1984-06-01), Francu
patent: 4736983 (1988-04-01), Furbee
patent: 5044648 (1991-09-01), Knapp
"Bike" magazine article Ten Underrated Products You Probably Don't Own But Maybe Should (in part) Jan. 1994, two pp. 82 and 83.
"Bike" magazine article Softride Contour Mar. 1994, two pp. 64 and 65.
"Mountain Bike Action" picture and caption describing Body Shock, Jan. 1994, one p. 48.
"Mountain Bike" magazine advertisement for Power Post, Jun., 1994, one p. 26.

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