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Concomitant motion control device

  • US 5,207,309 A
  • Filed: 08/18/1992
  • Issued: 05/04/1993
  • Est. Priority Date: 08/18/1992
  • Status: Expired due to Fees
First Claim
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1. Apparatus for coordinating the movement of a first device along a closed loop path with the movement of an object along a second path parallel to a portion of said closed loop path, comprising:

  • (a) endless loop track means for supporting said first device;

    (b) variable speed drive means supported on said track means for moving said first device therealong;

    (c) means for remotely sensing the proximity of said object along said portion of said closed loop path mounted for concomitant movement with said drive means and operably connected to vary the speed generated by said drive means responsive to the proximity of said object; and

    (d) sensing means for detecting divergence of said object and said device operably connected to provide control input thereto subsequent to said divergence.

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