MODULAR TRANSPORT SYSTEM FOR COVERINGS FOR ARCHITECTURAL OPENINGS

  • US 20110000628A1
  • Filed: 08/16/2010
  • Published: 01/06/2011
  • Est. Priority Date: 03/23/1999
  • Status: Active Grant
First Claim
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1. A transport mechanism for a covering for an architectural opening, comprising:

  • a spring motor, including a housing;

    a spring mounted in said housing and having first and second axes of rotation, first and second ends, and a width;

    a power spool mounted in said housing so as to rotate about said first axis of rotation;

    said power spool defining a central opening, an indentation from said central opening which is narrower than the width of said spring, and a projection projecting from said indentation into said central opening;

    wherein the first end of said spring defines a hole which receives said projection thereby releasably fixing said first end of the spring to the power spool.

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