Sheet tray assembly

A sheet tray assembly that is to be detachably disposed in an image recording apparatus, said tray assembly comprising:

• (a) a tray unit configured to accommodate sheets, and having an upper opening for allowing the sheets to be introduced into said tray unit via said upper opening, said upper opening being sectioned into first and second regions such that a front end of said tray unit is closer to said first region than to said second region while a rear end of said tray unit is closer to said second region than to said first region;
• (b) a cover unit configured to cover said second region of said upper opening at least when said sheet tray assembly is disposed in the image recording apparatus;
• and
• (c) a link interconnecting said tray unit and said cover unit, and having (c-1) a first end portion at which said link is pivotably connected to said tray unit and (c-2) a second end portion at which said link is pivotably connected to a proximal end portion of said cover unit, wherein said link is movable between first and second pivot positions relative to said tray unit as a result of pivot movement of said link relative to said tray unit, whereby a posture of said link relative to said tray unit is changeable by the pivot movement, such that said second end portion of said link is placed in a first height level when said link is positioned in said first pivot position, and is placed in a second height level that is higher than said first height level when said link is positioned in said second pivot position.