Patent ID: 7905699
Filing Date: 2011-03-15
Classification: B25J,B65G,H01L,Y10T

Abstract:
1. A transfer robot comprising: a horizontal arm mechanism including a hand section on which an object can be placed, a second arm that rotatably supports the hand section, and a first arm that rotatably supports the second arm, the first and second arms rotating so that the hand section moves in a direction; and a lift mechanism that moves the horizontal arm mechanism up and down, wherein the lift mechanism includes wherein the first-side first joint, the second-side first joint, the first-side second joint, and the second-side second joint are disposed so that rotation axes thereof are parallel to the direction in which the hand section moves, and wherein the hand section is moved up and down between the first-side first joint and the second-side first joint while the first-side first leg section and the second-side first leg section rotate in opposite directions in such a manner that the first-side second joint and the second-side second joint are moved within a space between the first-side first joint and the second-side first joint, as viewed from the direction in which the hand section moves.