Patent ID: 6749262
Filing Date: 2004-06-15
Classification: A61G,B60N,Y10T

Abstract:
An adjustable seat comprising:a seat bottom portion; a seat back portion; a pair of first hinge arms each having a seat back mounting structure secured to one of opposite sides of said seat back portion, each of said first hinge arms having a plurality of openings radially disposed about an axis of rotation; a pair of second hinge arms each having a seat bottom mounting structure secured to one of opposite sides of said seat bottom portion, each of said second hinge arms rotatably connected to one of said first hinge arms at said axis of rotation, each of said second hinge arms having a cam structure extending about said axis of rotation; a pair of pins each removably inserted in one of corresponding openings of said first hinge arms for interaction with the cam structures of said second hinge arms to limit rotation of said first hinge arms with respect to said second hinge arms within a range of rotation, said range of rotation being variable depending on the particular corresponding openings of said first hinge arms chosen for said pins; and a pair of plates each having a plurality of openings, each of said plates secured against rotation relative to one of said first hinge arms such that the plurality of openings of said plate is aligned with the plurality of openings of said first hinge arm, each of said second hinge arms positioned between one of said first hinge arms and one of said plates, each of said pins extending between aligned openings of one of said first hinge arms and one of said plates.