Patent ID: 6086125
Filing Date: 2000-07-11
Classification: B23Q,B66C

Abstract:
A magnetic holding device, comprising:a hollow cylinder having an axis and opposed first and second end portions;a piston having an elongated radial cross-section slidably mounted within said cylinder;at least one magnet carried by said piston;a first end cap provided on said first end portion of said cylinder;a second end cap provided on said second end portion of said cylinder;a first fluid port communicating with said cylinder adjacent said first end portion of said cylinder for driving said piston toward said second end portion of said cylinder;a second fluid port communicating with said cylinder adjacent said second end portion of said cylinder for driving said piston toward said first end portion of said cylinder; andsaid magnet being adapted to pick up a workpiece adjacent said first end cap when said piston is driven toward said first end portion of said cylinder.