Patent ID: 7219962

Claim:
An article of furniture comprising: a first generally horizontal load supporting panel ( 10 ) having tabs ( 14 , 16 , 18 ) on three edges thereof with at least two of said tabs defining notches ( 15 , 17 ) generally perpendicular to the at least two of the tabs ( 14 , 16 ), a pair of vertical load supporting side panels ( 40 , 50 ) each of said side panels ( 40 , 50 ) including an L-shaped slot ( 49 , 59 ) therein wherein (a) a first portion of each of said L-shaped slots ( 49 , 50 ) having a generally horizontal orientation for accepting one of said tabs ( 14 , 16 ) and cooperating with one of the notches ( 15 , 17 ) therein for supporting the first panel ( 10 ) against vertical and forward horizontal movement and (b) a second portion of each of said slots ( 49 , 59 ) having a generally vertical orientation, said side panels each having a first generally vertically extending tab ( 46 , 56 ), and a second generally vertically extending tab ( 48 , 58 ), a fourth panel ( 60 ) having a generally horizontal slot ( 66 ) for accepting and providing support for the third tab ( 18 ) on said first panel ( 10 ) and a pair of generally vertical slots therein ( 62 , 64 ) for accepting the second and third panels ( 40 , 50 ) and second vertically extending tabs ( 48 , 58 ), and engaging the second vertically extending tabs ( 48 , 58 ) on the second and third panels ( 40 , 50 ), and the first panel ( 10 ), the fourth panel providing support for said first, second and third panels ( 10 , 40 , 50 ) and a C-shaped key ( 70 ) in each of the second portions of the L-shaped slots ( 49 , 59 ) in said side panels ( 40 , 50 ) for retaining the first, second, third, and fourth panels ( 10 , 40 , 50 and 60 ) against movement.