Router with improved safety system
First Claim
Patent Images
1. A router for cutting workpieces with one or more router bits, the router comprising:
- an operative structure including a rotatable shaft;
a motor assembly coupled to rotate the shaft; and
a safety system configured to detect one or more dangerous conditions between a person and a router bit coupled to the operative structure, and configured to perform one or more predetermined actions in the event a dangerous condition is detected.
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Abstract
A router is described for cutting workpieces with router bits. The router includes a safety system configured to detect one or more dangerous conditions between a person and a router bit. The safety system includes a reaction subsystem configured to perform one or more predetermined actions in the event a dangerous condition is detected. In one embodiment, the safety system is configured to detect accidental contact between a person and the router bit, and then stop the rotation of the router bit to reduce potential injury to the person.
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Citations
20 Claims
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1. A router for cutting workpieces with one or more router bits, the router comprising:
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an operative structure including a rotatable shaft;
a motor assembly coupled to rotate the shaft; and
a safety system configured to detect one or more dangerous conditions between a person and a router bit coupled to the operative structure, and configured to perform one or more predetermined actions in the event a dangerous condition is detected. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 17, 19, 20)
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15. A method of reducing injury to a person from a router bit rotationally driven by a router, the method comprising:
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detecting accidental contact between a person and the router bit; and
stopping the rotation of the router bit if such accidental contact is detected.
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18. A router for cutting workpieces with one or more router bits, the router comprising:
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means for rotating a router bit;
means for detecting accidental contact between a person and the router bit; and
means for stopping the rotation of the router bit when such accidental contact is detected.
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Specification