Patent ID: 6663092
Filing Date: 2003-12-16
Classification: B25B,B25J,B65G

Abstract:
A device holding apparatus, comprising:a base plate comprised of a conductive material; a hollow pad guard provided on said base plate; a pad pin comprise of a conductive material and inserted to said pad guard movable in an axis direction and having a through hole; a pad comprised of conductive material and provided at a tip of said pad pin and having a through hole connected to the through hole of the pad pin; and an elastic body provided between said base plate and said pad pin for giving to said pad pin a force in its tip direction; and a sealing body for forming an airtight chamber on a base end side of said pad pin; for holding by suction a device by said pad by applying a negative pressure to said airtight chamber, the through hole of said pad pin and the t rough hole of said pad.