US 11,903,483 B1
Foldable storage device
Henry Chen, Taipei (TW)
Assigned to PROTREND CO., LTD., Taipei (TW)
Filed by PROTREND CO., LTD., Taipei (TW)
Filed on Aug. 17, 2022, as Appl. No. 17/889,418.
This patent is subject to a terminal disclaimer.
Int. Cl. A47B 88/90 (2017.01); A47B 87/00 (2006.01)
CPC A47B 88/9414 (2017.01) [A47B 87/008 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A foldable storage device, comprising:
one foldable drawer and one foldable shell;
wherein the foldable shell comprises one top panel and two side panels, each side of the top panel offers a downward protruding wall, the top ends of the two side panels are pivotally connected to the protruding walls on the corresponding sides of the top panel, the two side panels each rotates into either a standing form or lying form with the pivot of the pivot connection as an axis, and the drawer is inserted in between the side panels in order to hide into the shell;
wherein the top panel comprises at least two downward-protruding, front-to-back-extending positioning plates located on the bottom edges of the two protruding walls of the top panel;
wherein each of the two side panels has a front-to-back-extending long groove for connecting to the positioning plates, each long groove has an opening at a rear of each long groove the two side panels rotate outwards into the standing form for allowing the positioning plates to align with the openings of the corresponding long grooves, the two standing side panels slide backwards against the top panel for allowing each positioning plate to slide into their corresponding long grooves and locks the two side panels into the standing forms;
wherein the openings of the long grooves are connected to cutouts, and the positioning plates are inserted into the cutouts and aligned with the openings of the long grooves; and
wherein the openings of the long grooves are integrated into rear ends of the two side panels, when the two side panels are rotated outwards into the standing form, the positioning plates at the rear ends of the two protruding walls of the top panel will align with the openings of the long grooves.