Patent ID: 6471296
Filing Date: 2002-10-29
Classification: A47C,B60N

Abstract:
An adjustable headrest, for a seat having a backrest and an associated mounting system, comprising:a frame structure adapted to be secured on the mounting system for up and down movement relative to the seat backrest, the frame structure including a height adjuster section and a fore/aft adjuster section, the fore/aft adjuster section being engaged with the height adjuster section for relative movement providing fore/aft adjustment; and drive means which has a height adjustment drive system for controlling height adjustment of the headrest by moving the height adjuster section and a fore/aft adjustment drive system for controlling fore/aft adjustment of the headrest by moving the fore/aft adjuster section; wherein the fore/aft drive adjustment system has an adjustment member which is constrained substantially to up and down movement and which is engaged with the fore/aft adjuster section so as to permit fore/aft movement of the fore/aft adjuster section relative to the height adjuster section and the adjustment member, wherein the fore/aft adjuster section is engaged with the height adjuster section by first engagement means which precludes relative movement between said sections in a direction for height adjustment while enabling relative movement between said sections in a direction for fore/aft adjustment.