Patent ID: 7770900
Filing Date: 2010-08-10
Classification: B23B,B23Q,Y10T

Abstract:
1. A detachable connection of two machine parts ( 1 , 4 ), comprising a chuck assembly ( 2 ) arranged on or in a first machine part ( 1 ) and a cooperating complementary part ( 3 ) on or in a second machine part ( 4 ), wherein said chuck assembly ( 2 ) contains an axially displaceable tensioning element ( 6 ) and several gripper elements ( 7 ) associated with said tensioning element ( 6 ) and radially movable by axial displacement of the latter, with a clamping surface ( 19 ) for contact with a corresponding opposing surface ( 20 ) of said complementary part ( 3 ), wherein said complementary part ( 3 ) contains an outer part ( 49 ), an intermediate part ( 50 ) arranged in said outer part ( 49 ), and an inner part ( 51 ) arranged in said intermediate part ( 50 ), which are connected to one another by flexible outer and inner webs ( 52 , 53 ) and otherwise are separated by outer and inner gaps ( 54 , 55 ), and wherein said intermediate part ( 50 ) and said inner part ( 51 ) associated with said gripper elements ( 7 ) are adjustable by means of adjusting elements ( 63 ) in different directions relative to said outer part ( 49 ).