.[.The present embodiment provides a refrigerator. The refrigerator according to the present embodiment.]. .Iadd.A refrigerator .Iaddend.includes a panel member forming at least a portion of the exterior of the refrigerator, an inner case of which at least portion is spaced from the panel, a display case provided at one side of the panel member, insulating material filled in space between the panel member and the inner case, and a display unit mounted on the display case after the filling of the insulating material is completed.

A combined type shelf includes column assemblies, first horizontal constraint assemblies, second horizontal constraint assemblies and storage layers. The column assembly includes assembly holes. The first horizontal constraint assembly has a first horizontal-constraint connecting fastener including horizontal-constraint hanging structures and rivets. The horizontal-constraint hanging structure engages the assembly hole to connect the first horizontal constraint assembly to a front or rear side of the column assembly. The second horizontal constraint assembly includes a horizontal-constraint hole to engage the rivet so as to connect the second horizontal constraint assembly to a left-hand or right-hand side of the column assembly. In addition, the storage layers are disposed between these column assemblies.

A cart assembly including a frame having a horizontal worksurface, a plurality of vertical support members extending upwardly from the horizontal worksurface and an upper rail spaced above the horizontal worksurface and connected to the vertical support members. The rail defines an opening at one end thereof. A screen is moveable between at least first and second positions. The screen is moveable through the opening and is supported in an interior space of the frame in the first position. The screen is disposed outside the interior space in the second position.

A combined storage shelf is provided, including double-bracing side racks, connection and combination fasteners, storage layers, and beam structures. Each of the double-bracing side racks includes a first upright rod, a second upright rod, and horizontal rods. Each of the connection and combination fasteners includes a body portion, two side portions, fitting grooves, and fastening structures. The storage layers are disposed in the beam structures. Each of the beam structures includes a beam member and beam connection and combination fasteners. Each of the beam connection and combination fasteners includes beam fastening structures. Each of the beam fastening structures is snapped into a fastening structure, so that the beam structures are connected to the connection and combination fasteners.

A combined storage shelf is provided, including double-bracing side racks, connection and combination fasteners, storage layers, and beam structures. Each of the double-bracing side racks includes a first upright rod, a second upright rod, and horizontal rods. Each of the connection and combination fasteners includes a body portion, two side portions, fitting grooves, and fastening structures. The storage layers are disposed in the beam structures. Each of the beam structures includes a beam member and beam connection and combination fasteners. Each of the beam connection and combination fasteners includes beam fastening structures. Each of the beam fastening structures is snapped into a fastening structure, so that the beam structures are connected to the connection and combination fasteners.

A combined storage shelf is provided, including double-bracing side racks, connection and combination fasteners, storage layers, and beam structures. Each of the double-bracing side racks includes a first upright rod, a second upright rod, and horizontal rods. Each of the connection and combination fasteners includes a body portion, two side portions, fitting grooves, and fastening structures. The storage layers are disposed in the beam structures. Each of the beam structures includes a beam member and beam connection and combination fasteners. Each of the beam connection and combination fasteners includes beam fastening structures. Each of the beam fastening structures is snapped into a fastening structure, so that the beam structures are connected to the connection and combination fasteners.

A combined storage shelf is provided, including double-bracing side racks, connection and combination fasteners, storage layers, and beam structures. Each of the double-bracing side racks includes a first upright rod, a second upright rod, and horizontal rods. Each of the connection and combination fasteners includes a body portion, two side portions, fitting grooves, and fastening structures. The storage layers are disposed in the beam structures. Each of the beam structures includes a beam member and beam connection and combination fasteners. Each of the beam connection and combination fasteners includes beam fastening structures. Each of the beam fastening structures is snapped into a fastening structure, so that the beam structures are connected to the connection and combination fasteners.

In a set of panels for an assembled product, a first panel and a second panel may be assembled with a third panel. An end surface of the third panel includes a first tongue and a second tongue. The first panel and the second panel are configured to be arranged with their respective end surfaces facing each other. A first tongue of the third panel is configured to be arranged in an edge groove of the first panel and a second tongue of the third panel is configured to be received in an edge groove of the second panel to join the panels at least in a first direction. The first panel and the second panel may be of a first panel type, and the third panel may be of a second panel type. A corner element may be connected to a side panel of an assembled product.

A selective retention system may have at least one side retention rail with an attachment portion and a retention portion. The retention portion may have a plurality of teeth. The system may also have an end retention rail with an attachment portion and a retention portion, where the retention portion at least one aperture.

A shared storage cabinet and a lock thereof are disclosed. The shared storage cabinet includes a cabinet body and a lock installed on the cabinet body. The cabinet body is divided into a plurality of cells by means of a frame thereof. The cabinet lock includes a lock body, a locking piece and a locking and unlocking assembly. The lock body is laterally inserted into and fixed within the frame of the cabinet body. The locking and unlocking assembly is disposed within the lock body. One end of the locking piece is pivotally connected to one side of the lock body, while the other end of the locking piece rotates about the end thereof to achieve locking/unlocking in cooperation with the locking and unlocking assembly of another adjacent cabinet lock on the frame.