• Patent Title: Screw-fixing device, with locking in the screwed state
  • Application No.: US17616896
    Application Date: 2020-06-10
  • Publication No.: US12135056B2
    Publication Date: 2024-11-05
  • Inventor: Damien MarcDenis MessagerLaure Le Bellu
  • Applicant: JPB Système
  • Applicant Address: FR Montereau sur le Jard
  • Assignee: JPB Système
  • Current Assignee: JPB Système
  • Current Assignee Address: FR Montereau sur le Jard
  • Agency: Dorton & Willis, LLP
  • Priority: FR1906293 20190613
  • International Application: PCT/EP2020/066119 WO 20200610
  • International Announcement: WO2020/249629 WO 20201217
  • Main IPC: F16B39/284
  • IPC: F16B39/284
Screw-fixing device, with locking in the screwed state
Abstract:
A nut includes locking jaws, a floating end of which is actuated by cam profiles inside a rotary actuation ring. The jaws are produced by removing material from the body of the nut, and shift from a locking state to a release state and vice versa by elastic bending deformation. A locking surface on the inside of the jaws has the same thread as the body of the nut.
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