Carton with common tray-cover components

Claim 1

A combination body-cover member for use with another identical, nestable, hingeable, interlockable, body-cover member to form a tray-like, coverable carton, said members each being formed of a unitary blank of foldable sheet material, such as paperboard, and comprising: (a) a main panel having first and second side panels and end panels foldably joined to side and end edges thereof, and to each other, and extending from said main panel to form therewith a tray-like structure; (b) said first side panel having, intermediate the ends thereof, a projection extending away from said main panel and including: (i) a lock tongue receiving aperture therein; (ii) a lock tab adjacent said aperture extending toward said main wall panel; (c) said second side panel having foldably joined to an edge thereof a locking flap; (d) said locking flap including: (i) a central portion separated from said second side panel by a slit adapted to receive said first side panel projection; (ii) a locking tongue adjacent said slit extending toward said side panel; (e) said first side panel projection of a body member being adapted to be passed through said second side panel slit of a cover member, and said second side panel locking tongue of the cover member being adapted to be bent under said first side panel receiving aperture of the body member to form a hinge connection; and (f) said first side panel projection of the cover member being adapted to be passed through said second panel slit of the body member, and said second side panel locking tongue of the body member being adapted to be bent under said first side panel receiving aperture of the cover member to form an interlockable connection.