A safety detection and protection system for power tools

• Main Authors: SHISHEGAR, AHMAD R, SIWEK, THOMAS R, PIERGA, WOJCIECH T
• Format: Patent
• Language: Chinese; English
• Published: 21.09.2009
• Subjects: ACCESSORY MACHINES OR APPARATUS; BLASTING; BROACHING; COMPONENTS OR ACCESSORIES THEREFOR; ENGINEERING ELEMENTS AND UNITS; FILING; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; HEATING; LIGHTING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOTOTHERWISE PROVIDED FOR; MACHINE TOOLS; MECHANICAL ENGINEERING; METAL-WORKING NOT OTHERWISE PROVIDED FOR; NAILING OR STAPLING MACHINES IN GENERAL; PERFORMING OPERATIONS; PLANING; SAFETY DEVICES IN GENERAL; SAFETY DEVICES, e.g. THOSE FOR SAWS; SAWING; SAWS FOR WOOD OR SIMILAR MATERIAL; SCRAPING; SHEARING; SLOTTING; TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION; TECHNICAL SUBJECTS COVERED BY FORMER USPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; THERMAL INSULATION IN GENERAL; TRANSPORTING; WEAPONS; WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL

A detection system for detecting a dangerous condition for an operator using a power tool of the type which has an exposed blade (26) relative to a work surface (28) and a protection system for minimizing, if not eliminating the possibility of a user being injured by contacting the blade. In the pre...