Patent ID: 8616120

Claim:
A rotatable lock catch, comprising: a rotary shaft with an upper half shaft having a post rod, and a lower half shaft having a through hole for accommodating the passing in and out of said post rod; and a pin module, comprising: a supporting shelf having a U-shaped open frame for accommodating said rotary shaft at an upper end thereof; two short shafts respectively disposed by two sides of said U-shaped shaped open frame; two arc-shaped spacing flakes with opposite openings respectively hinged on the corresponding short shaft; a movable ejector pin disposed on the supporting shelf along a midline of said U-shaped open frame; and a pressing board at a middle portion of said ejector pin that upward presses lower portions of the two spacing flakes; an upper portion of said ejector pin moving between a position of passing out of the U-shaped open frame and a position of passing into the U-shaped open frame to insert into said through hole of the lower half shaft, while upper portions of the two spacing flakes correspondingly pass into the U-shaped open frame for holding said rotary shaft or pass out of the U-shaped open frame for releasing said rotary shaft.