The invention relates to a sealing nut comprising a nut and a deformable sealing ring, wherein the nut comprises an annular body, a base comprising a counterbore, and a bore made in the base, the bore comprises an annular back wall having a length extending between a first inner radius and a second inner radius, ...

The invention relates to an attachment for attaching structural elements having aligned bores having a nominal diameter (D) the attachment including a minimum tightening plane (Gmin) and a maximum tightening plane (Gmax) and a screw (12) including a widened head and a threaded portion (22) a sleeve (30) including a ...

Family of attachment devices with variable taper In the prior art, a multitude of families of different drills and lengths exist, varying per diameter of the attachment, contrary to attachments with cylindrical bodies, for which a single tool is sufficient. One of ordinary skill in the art must provide for the appr...

The invention concerns a rivet for blind fastening, comprising a screw with a handling element, a break groove, a head separated from the handling element by the break groove, and a threaded part; a sleeve with a collar and a tubular shank comprising an internal thread intended to come into engagement with the th...

The invention refers to a family of fastening devices including at least two fastening elements (101, 121), each one of said elements extending according to a first axis (102) and including a head (103), a smooth body (104) and a shaped end portion (105) which are aligned, said shaping of the end portion consisting ...

The invention relates to a fixing member (1) comprising a threaded end (6), one end face of which contains a recess (10) capable of housing a tip, complementary in shape, said recess (10) comprising a peripheral edge (12) in the form of a multilobed continuous curved line. The cross-section of each lobe L is defined...

It has become apparent that the dimensions of inbuilt-collar driving means of the same nominal size may vary according to the method of manufacture. The dimensions of the collar must therefore be adapted to suit the mode of manufacture, at the expense of its strength or mass. Moreover, the transmissible torque f...

The invention involves a keeper (20) to interact with a bolt (16) of a lock (10); The keeper includes a bracket (22) for attachment to a structure, and a keeper rod (24) secured to the bracket, the keeper rod extending from one surface (27) of the bracket. In the keeper, a shaft (32) is attached to the bracket and...

The invention concerns an installation tool for a fastener 10 of the "pull screw" type, comprising a breakable gripping element, in a structure 400. The installation tool comprises a body, a first sleeve 220 movable axially and in rotation in the body that can drive the gripping element, a second sleeve movable axi...

The invention relates to a fastener (10) for the temporary joining of at least two pre pierced structures of the type comprising: a body (11) that is liable to come into contact with a face of the structures to be joined a spacer (17) secured to said body two elastic half grippers (15) each gripper being p...