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公开(公告)号：US20190017533A1
公开(公告)日：2019-01-17
申请号：US15745128
申请日：2016-07-22
Applicant: RDO ALPHA
Inventor： Carlos RODRIGUES DE OLIVEIRA
IPC: F16B39/284
Abstract: A bolt with braked unscrewing consists of a screw and a nut. The screw or nut includes, in the axial direction, at least three stepped portions of continuous thread, namely an introduction portion for introducing the screw into the nut, a braking portion and an intermediate portion connecting the introduction portion to the braking portion. The braking portion has a thread diameter that is constant and different from the thread diameter of the introduction portion.
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