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Device for polishing optical lenses

  • US 9,764,441 B2
  • Filed: 09/21/2012
  • Issued: 09/19/2017
  • Est. Priority Date: 09/27/2011
  • Status: Active Grant
First Claim
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1. A device for polishing optical lenses, said device comprising:

  • a lens holder having a lens holder axis;

    means for positioning said lens holder;

    means for rotating said lens holder about said lens holder axis;

    a tool holder having a tool holder axis;

    a polishing tool attached to said tool holder;

    means for positioning said tool holder;

    means for rotating said tool holder about said tool holder axis; and

    a ball joint engaging at least one of a group consisting of said tool holder and said lens holder through a shaft, said tool holder having a range of spherical displacement relative to said lens holder,wherein said tool is fixed to said tool holder through an elastic means, andwherein said tool holder comprises an interior space having a volume, containing gas, adjacent to said elastic means, and wherein said volume of said interior space corresponds to a force applied on said elastic means.

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