Patent ID: 7427097
Filing Date: 2008-09-23
Classification: B60R,E02F

Abstract:
1. An operator protective structure for installation on a cabin of construction machine, wherein the cabin is for mounting on an upper frame rotatably mounted on a lower driving body, the structure comprising a front supporting frame provided with a pair of front supporting rods for vertically installing on one end of the upper frame; a rear supporting frame provided with a plurality of rear supporting rods for vertically installing on the other end of the upper frame to encompass the cabin; and a top supporting frame defined by a pair of top supporting rods extended from an upper end of the front supporting frame to an upper end of the rear supporting frame and provided with a plurality of auxiliary beams between the top supporting rods, wherein the rear supporting rods comprises rear upper supporting rods and rear lower supporting rods, a cross member for installing horizontally between the rear upper supporting rods and the rear lower supporting rods to divide the rear supporting frame into an upper supporting frame and a lower supporting frame, and a plurality of second reinforcing pieces for installing on each edges of the upper supporting frame and the lower supporting frame.