| 摘要 |
<p>A control system is provided for improving the maneuverability of a handheld tool (10) such as a knife. The apparatus of the present invention includes a control knob (12) disposed upon the shaft or blade (310) and spaced apart from the handle (200) to create a finger gap (20). The methods of the present invention include grasping the control knob (12) and/or grasping the finger gap (20) while loosely cradling the tool handle (200). Another method includes grasping the handle (200) and extending one or more digits of the hand beyond the hilt to grasp the control knob (12) and/or the finger gap (20), while maintaining a grip on the handle (200). The control knob (12) and the finger gap (20) work together with the tool handle (200) and the user's hand to provide improved maneuverability of the handheld tool (10).</p> |
