Patent ID: 6832755
Filing Date: 2004-12-21
Classification: B25B

Abstract:
A clamping device for additional support of a workpiece which is mounted in a position and for which such additional support is provided at a desired point which can be moved to the workpiece, the clamping device comprising:a housing with a central part having a first and second cutout forming first and second guide paths and with a first piston housing plate and a second piston housing plate; a first slide guided in said first guide path, said first slide having a front side; a second slide guided in said second guide path in parallel to said first slide, said second slide having a front side; a first plunger piston arranged in first piston plate of said housing; and a second plunger piston arranged in second piston plate of said housing, said first plunger piston generating force on said front side of said first slide for moving said first slide independently of said second plunger piston and second plunger piston generating force on said front side of said second slide for moving said second slide independently of said first plunger piston via a single common hydraulic connection.