US Patent 11065747 Drive-in tool with improved safety device
Patent 11065747 was granted and assigned to Illinois Tool Works on July, 2021 by the United States Patent and Trademark Office.
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A drive-in tool for driving fasteners into a workpiece, wherein the tool comprises in particular:a safety device for transferring the drive-in tool from a trip-ready state into a secured state after expiry of a delay, wherein the safety device comprises a control volumeand an activation element,wherein in the first position of the activation element a charging connection is defined between the control volume and the gas pressure source connection,and wherein in the second position of the activation element a discharging connection is defined between the control volume and a pressure sink,wherein one connection from the charging connection and the discharging connection comprises a smallest cross-sectional flow area which, together with a gas pressure of the gas pressure source, determines the delay time of the safety device.
US Patent 11065747 Drive-in tool with improved safety device
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