Patent ID: 7373746

Claim:
A display sign assembly for supporting at least one display sign in a predetermined stationary position in relation to a supporting surface comprising: at least one sign assembly with a generally rectangular sign frame having first and second side frames for releasably securing a sign sheet, first means for supporting said first side frame at a predetermined height above the supporting surface, for enabling angular rotation of said rectangular sign frame about a vertical axis, and for securing said rectangular sign frame at a predetermined angular position relative to the vertical axis, a hinge rod assembly for being supported by and in contact with the supporting surface having a hinge rod for being mounted upstanding at a predetermined location of the supporting surface, and a hinge plate having a hinge portion for installation on said hinge rod and a plate portion for being coupled to and supporting said second side frame, said hinge rod assembly further including hinge support means for supporting said hinge plate at a predetermined height above the supporting surface while enabling rotation of said hinge plate about said hinge rod before said side frame is secured in the stationary position at the predetermined angular position, said first means comprising a first means plate securely coupled to said first side frame, a strengthening beam extending laterally and having one end connected to said first means plate and the other end connected to said plate portion, first and second stiffening bars securely coupled to the back side of and generally parallel with said first and second side frames, respectively, and wherein the first stiffening bar is positioned between the first means plate and its respective side frame and the second stiffening bar is positioned between said plate portion and its respective side frame.