Automatically adjustable bicycle seat apparatus

Details Automatically adjustable bicycle seat apparatus Automatically adjustable bicycle seat apparatus

1992-01-13

1993-06-29

Cranmer, Laurie K.

Chairs and seats

Displaceable bottom exposes supplemental body support

297301, B60N 238

Patent

active

052227812

ABSTRACT:
The automatically adjustable bicycle seat apparatus is designed for use with bicycles and comprises a clamping device that attaches a seat to a bicycle. The apparatus has spring mechanisms that permit the seat to pivot upward or downward as necessary. The apparatus will also provide fore and aft movement which allows the force necessary to cause tilting to be customized to the rider's individual preference (in conjunction with changeable springs and combinations of springs) by sliding the seat relative to the rotation shaft the rider changes his balance point relative to that shaft. Limit stops allow only a limited range of motion, both upward and downward. The combined action of the apparatus to automatically adjust in a coordinated manner to the position of the rider and the angle of the torso and crotch.

REFERENCES:
patent: 617000 (1899-01-01), Wilberforce
patent: 3881772 (1975-05-01), Mohrman
patent: 4214726 (1980-07-01), Karrip et al.
patent: 4693627 (1987-09-01), Borromeo
patent: 4943115 (1990-07-01), Stucki
patent: 5029940 (1991-07-01), Golynsky et al.

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