Patent ID: 7441359
Filing Date: 2008-10-28
Classification: A47G,G09F

Abstract:
1. A circular advertising frame for receiving a picture, comprising a main frame; a socket half-frame; an insert half-frame; a hanging ring; a concave-convex locking device; and a diaphragm; wherein the main frame is a bilaterally symmetrical; a socket frame starting from a center point of the top of the main frame and terminating at a center point at the bottom of the main frame is disposed on one side of the main frame; a cross section of the socket frame is socket-shaped; an inner wall of the socket frame is matched with an outer edge on one side of the main frame; the main frame is integrally connected to a side wall in the socket frame to form a socket half-frame with a socket; another side of the main frame is an insert half-frame; the width of the socket of the socket half-frame is a sum of thicknesses of the insert half-frame and of a picture to be received; a hanging ring is disposed in the center of the top of the main frame; a hanging ring socket is disposed on the socket half-frame in the vicinity of the hanging ring; a plurality of concave-convex locking devices is disposed in the center of the bottom of the main frame; the concave-convex locking devices are protrusions and grooves with corresponding shape and size, a locking device socket is disposed at the socket half-frame of the concave-convex locking device; a frame-shaped groove is disposed on one side of the main frame opposite to the socket half-frame; and a diaphragm is embedded in and fixed to the frame-shaped groove, to form a plane.