Patent ID: 8807911

Claim:
A transfer robot comprising: an arm unit that includes a robot hand capable of holding an object to be transferred; a base unit formed into a substantially box shape; a guide unit that includes a vertical shaft vertically arranged in the base unit; a lifting unit that is provided to be raisable and lowerable along the vertical shaft and supports the arm unit at an upper end portion; and a vent part that is opened in an upper surface of the base unit and vents downflow of air from an outside to an inside of the base unit, wherein the vent part is such that a width of a portion corresponding to an upper portion of the guide unit in the upper surface of the base unit is set larger than a width of a portion that does not correspond to the upper portion of the guide unit in the upper surface of the base unit, and wherein the vertical shaft is disposed in the width of the portion corresponding to the upper portion of the guide unit in the upper surface of the base unit that is set larger.