Patent ID: 11857091
Assignee: TRACER IMAGING LLC
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 13:
14. A frame system for holding an image substrate comprising:
a hollow outer frame element that includes a plurality of recesses formed along inner faces of walls of the outer frame element, the outer frame element further including a plurality of ribs formed along the inner face and an inner landing that protrudes inwardly into a center opening of the outer frame element; and
a back plate configured for insertion into the center opening, the back plate including a plurality of locking ribs for reception within the plurality of recesses to generate a snap-fit attachment of the back plate to the hollow outer frame element;
wherein each corner of the frame system is defined by one pair of locking ribs of the plurality of locking ribs that are formed at a 90 degree angle relative to one another and each locking rib of the pair of locking ribs having a localized protrusion that extends outwardly toward to outer frame element and when the plurality of locking ribs are received with the plurality of recesses, a space is formed between the plurality of plurality of locking ribs and the outer frame element and is open along a rear edge of the frame system.