Improved tool clamping device

• Main Authors: WILLIAM H. AULTMAN, ROBERT A. GROGAN
• Format: Patent
• Language: English
• Published: 16.08.1999
• Edition: 6
• Subjects: BLASTING; DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING; DRESSING OR CONDITIONING OF ABRADING SURFACES; ENGINEERING ELEMENTS AND UNITS; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; GRINDING; HEATING; LIGHTING; MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; MECHANICAL ENGINEERING; PERFORMING OPERATIONS; POLISHING; THERMAL INSULATION IN GENERAL; TRANSPORTING; WEAPONS

A clamping device for holding a rotating tool or stationary object to a threaded shaft of a power tool or machine includes a body member having an annular ring configured therewith. The annular ring has at least two concentric ramped bearing surfaces defined on an inner axial face thereof. An operat...