Patent ID: 7823307

Claim:
A rotatable display box comprising, a signage body a means to mount said signage body to a fixed structure in a manner to allow the signage body to be rotatable about an axis of rotation and relative to said fixed structure, wherein said signage body includes at least two regions at or from each of which a signage substrate is or can be presented, said regions being provided disposed for viewing of said signage substrate from a location outwardly away from the axis of rotation, a means carried by said signage body for rotation about said axis of rotation and a means interactive with said means carried by said signage body said means interactive held stationary relative to any rotation of said signage body about the axis of rotation, wherein one of (a) said means carried by said signage body and (b) said means interactive, is a cam and the other is a cam follower, said cam presenting a cam surface to displace the cam follower parallel to the axis of rotation, said cam surface including a number of cam surface depressions corresponding to the number of regions at or from which signage is or can be presented, said cam surface depressions located at intervals about said axis of rotation corresponding to rotational locations of said signage box to which said rotation is to be biased to, said biasing to said locations encouraged by the biasing of said cam follower towards the cam surface of said cam.