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CONTROL SYSTEM FOR TOOL COUPLING

  • US 20090158625A1
  • Filed: 12/21/2007
  • Published: 06/25/2009
  • Est. Priority Date: 12/21/2007
  • Status: Active Grant
First Claim
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1. A control system for a tool coupling of the type used to attach a tool to an excavator having a boom pivotally attached to a dipper stick, the tool coupling being attached to the end of the dipper stick and the tool coupling providing for rotation of the tool with respect to the dipper stick about an a rotation axis that is generally in the plane of said boom and dipper stick, and for tilting of the tool about an axis that is generally perpendicular to the rotation axis, comprising:

  • a rotation sensor on said coupling for determining the amount of rotation of the tool about said rotation axis with respect to the dipper stick,a tilt sensor on said coupling for determining the amount of tilt of the tool with respect to gravity, anda control, responsive to said rotation sensor and to said tilt sensor, for determining the orientation of the tool.

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