Rosenberg,Klein & Bilker
Device for connecting an auxiliary desk to a main desk
 A device for connecting an auxiliary desk to a main desk includes two frames attached to the underside of the main desk and each of the two frames having a groove defined therein for a slide movably received between the two frames. An inverted T-shaped connecting member is connected between the connecting member and the auxiliary desk wherein the connecting member is rotatably connected to the slide so that the auxiliary desk is slid and pivoted relative to the main desk. 
A A
A47B A47B
inventional inventional
Chien-Kuo
Chang