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Reinforced fan blade

  • US 7,575,417 B2
  • Filed: 09/05/2003
  • Issued: 08/18/2009
  • Est. Priority Date: 09/05/2003
  • Status: Active Grant
First Claim
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1. A fan blade comprising:

  • a plurality of fiber composite layers; and

    a plurality of high elongation fiber composite strips joining one of said fiber composite layers at a joint, said high elongation fiber composite strips including a first high elongation fiber composite strip having fibers oriented in a first direction, a second high elongation fiber composite strip having fibers oriented in a second direction different than said first direction, and a third high elongation fiber composite strip having fibers oriented in a third direction different than said first direction and said second direction.

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