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1. (WO2018007324) BLIND FITTING RIVET HAVING A SHOULDER SLEEVE, AND ASSOCIATED INSTALLATION METHOD

Pub. No.:    WO/2018/007324    International Application No.:    PCT/EP2017/066511
Publication Date: Fri Jan 12 00:59:59 CET 2018 International Filing Date: Tue Jul 04 01:59:59 CEST 2017
IPC: F16B 19/10
Applicants: LISI AEROSPACE
Inventors: PAILHORIES, Guy
GAY, Olivier
Title: BLIND FITTING RIVET HAVING A SHOULDER SLEEVE, AND ASSOCIATED INSTALLATION METHOD
Abstract:
The invention relates to a fitting rivet comprising: – a screw comprising a threaded portion (36), a sleeve (38) and a head (40); and - a bushing (32) comprising an essentially cylindrical body, said body comprising a deformation zone designed to form an external bulge (80); a collar (70) designed to receive the head of the screw; and a tapped portion (66) designed to engage with the threaded portion of the screw. The sleeve (38) of the screw comprises a first cylindrical portion (44) and a second cylindrical portion (46) that are connected by a shoulder (48), the first portion being adjacent to the head and having a first diameter, the second portion being adjacent to the threaded portion and having a second, smaller diameter.