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Stage positioning system and lithographic apparatus

  • US 9,897,926 B2
  • Filed: 01/20/2015
  • Issued: 02/20/2018
  • Est. Priority Date: 01/31/2014
  • Status: Active Grant
First Claim
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1. A stage positioning system, comprising:

  • a first body;

    a second body;

    an actuator configured to move the first body; and

    a coupling arranged to couple the first body and the second body to each other,wherein the coupling comprises a visco-elastic element arranged to couple the first body and the second body to each other and to transmit to the first body a force of the actuator to move the first body, and the second body is arranged to couple the actuator and the coupling to each other, andwherein the coupling comprises an elastic element arranged to couple the first body and the second body to each other in parallel to the visco-elastic element.

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