FURNITURE MEMBER SEATBACK LINKAGE WITH CAM MEMBER FOR ADJUSTING SEATBACK ANGLE

A seatback member cam adjustment system includes a seat link having a first bore and a seatback link rotatably connected to the seat link. The seatback link includes an arm portion and a leg portion connected to the arm portion. The leg portion is angularly oriented to the arm portion, and includes a second bore smaller than the first bore. A cam member cam body is positioned in the first bore. A cam body obround cam surface has oppositely facing first and second cam contact points both in direct contact with a first bore inner wall. A cam mount shaft is rotatably supported in the cam member including and extends through the second bore rotatably supporting the cam mount shaft in the second bore. Cam member rotation displaces the cam contact points along the first bore inner wall changing an arm portion orientation angle and a seatback member orientation angle.