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Thread: Bell 412 - How Does the 'delta hinge' work?
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Old 17th Dec 2010, 03:33
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helisphere
 
Join Date: Jan 2001
Location: Everett, WA, USA
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So Being that the 407 has a negative delta hinge on its tail rotor. Does anyone have any evidence that would support or refute that this might have contributed to the cruise flight tail rotor failures that happened 8 or 9 years ago in the 407s?
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