Promotional display system with locking arm

An integrated advertising/promotional display system comprising:

• A. a first panel and a second panel, interconnected to each other, with said first panel and said second panel each comprising separate, single, substantially flat members integrally affixed to each other along a single, common fold line, whereby the first flat panel is pivotable into overlying engagement with the second flat panel when in a first, folded position and arcuately pivoted into a second display position wherein said first panel and said second panel are substantially perpendicular to each other, forming an L-shaped display, and said first panel incorporates a passageway formed therein;
• B. a third panel
• a. integrally mounted to the second panel,
• b. comprising a cutout zone or aperture formed therein and positioned for being in spaced, substantially parallel, facing, relationship with the surface of the first panel and positioned for receiving and securely maintaining the terminating end of a combined locking and supporting member, and
• c. being pivotally mounted to the second panel along one terminating edge thereof, enabling the third panel to be pivoted into overlying engagement between the first panel and the second panel when the display system is in its first folded configuration and arcuately pivoted 90° relative to the second panel when the display system is pivoted into its second position;
• C. the combined locking and supporting member comprising
• a. a substantially flat plate integrally affixed to the first panel in cooperating relationship with the passageway formed therein, and
• b. pivotally mounted to the first panel for being movable between a first stowed position wherein the locking arid supporting member is in overlying, aligned relationship with the first panel and a second engaged position wherein said locking and supporting member extends through the passageway of the first panel at substantially right angles thereto arid defining a first portion and a second portion,
• c. an integrated support section formed by the first portion of the locking and supporting member and constructed for stabilizing and maintaining the first panel iii an erect position when said locking and supporting member is in its second engaged position with the support section extending rearwardly from the first panel, and
• d. a locking section formed by the second portion of the locking and supporting member and constructed for extending forwardly from the first panel when in its second position and positioned for cooperating engagement in the cutout zone of the third panel for engaging the third panel and maintaining the third panel in an erect position when said locking supporting member is in its second, engaged position.