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US 2012/0237351 A1Published application
Retention for bonded hollow fan blade cover
OwnerMichael A. Weisseinventor
Life of this patent
Estimating the term…
Abstract
A two part airfoil has a suction side, a pressure side, a rib extending from one of the pressure side or the second side, the rib having a groove therein, and a riblet extending from an other of the pressure side or the suction side, the riblet fitting within the groove.
Claims18
A two part airfoil comprising:
- a suction side,
- a pressure side,
- a rib extending from one of said pressure side or said second side, said rib having a groove therein, and
- a riblet extending from an other of said pressure side or said suction side, said riblet fitting within said groove.
1 more element
A two-part airfoil comprising:
- a suction side,
- a pressure side,
- a rib extending from one of said pressure side or said second side, said rib having a groove therein said groove having a first contour, and
- a riblet extending from an other of said pressure side or said suction side, said riblet having a second contour fitting within said first contour of said groove such that an effect of tear and shear force affecting said suction side and said pressure side are lessened.
1 more element
Dependencies are inferred from the claim text.