Patent ID: 9021900
Filing Date: 2015-05-05
Classification: B25J,F16L,Y10S

Abstract:
1. An in-pipe inspection robot which can move along a path in a pipe, characterized in that two or more operating units having a plurality of arms, which move forward and backward in a radial direction of the pipe, are connected to each other to move in a straight direction or to be bent relative to each other by means of a flexible link mechanism, wherein the flexible link mechanism comprises: an actuator; a flexible link made of a flexible material having a predetermined length, whose movement length is controlled by the actuator; and a mover spaced from the actuator and mounted on one free end of the flexible link, and wherein the flexible link comprises a pair of parallel left flexible links and a pair of right flexible links opposite to the left flexible links, the left flexible links and the right flexible links having mutually independent movements by two drive motors provided separately.