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Twistable mold for helicopter bladesDesign is described of mold for fabrication of blades composed of sets of aerodynamic shells having same airfoil section characteristics but different distributions. Mold consists of opposing stacks of thin templates held together by long bolts. When bolts are loosened, templates can be set at different positions with respect to each other and then locked in place.
Document ID
19720000431
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Carter, E. S. (United Aircraft Corp.)
Kiely, E. F. (United Aircraft Corp.)
Date Acquired
August 6, 2013
Publication Date
December 1, 1972
Subject Category
Fabrication Technology
Report/Patent Number
ARC-10682
Accession Number
72B10432
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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