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公开(公告)号：US20230112581A1
公开(公告)日：2023-04-13
申请号：US17907350
申请日：2021-05-26
Applicant: Howmet Aerospace Inc.
Inventor： Justin S. Branch , Robert B. Wilcox
Abstract: A fastener comprising a pin and a collar. The pin comprising a shank comprising a tapered lock groove thread profile; and a head portion configured to receive a torque. The collar configured to be deformed onto and secured to the shank, wherein the collar comprises an external surface configured to receive a torque such that the collar can be removed from the shank after deformation.
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