Anchor platform assembly especially useful for roof accessory structures

An anchor platform assembly for anchoring an object to a structure, comprising:

• an anchor baseplate having a generally planar first surface and second surface, an elongated, cylindrical post coupled to said anchor baseplate and projecting outwardly from said second surface thereof, wherein said post is at least partially externally-threaded and wherein said post has a first end secured to said anchor baseplate and a second free end, and an at least partially threaded, cylindrical blind bore extending from said first surface of said anchor baseplate into said post, with said second surface of said anchor baseplate being configured to allow the structure to lie generally flush against said second surface except for the area of said second surface covered by said post;
• and
• means for fastening an object to said anchor baseplate via said blind bore, comprising a cylindrical mechanical fastener having a straight thread,
• wherein said blind bore has a longitudinally-extended axis and said assembly additionally includes means for rotating said anchor about said axis of said blind bore.