Abstract: A method for manufacturing a composite filament aimed to an additive manufacturing application or a winding application, the method comprising, in the following order: providing a thread of fibers; impregnating the thread with a liquid reactive thermoplastic resin; co-extruding a sheath of thermoplastic material around the impregnated thread; and curing the thermoplastic resin. Additionally, a filament obtained at least partly by the method, the use of the filament for manufacturing a product obtained by an additive manufacturing or by a winding technique, and a machine for performing the method, thereby enabling a high-speed production (e.g., 10 meters per minute) of a filament of high quality.

Abstract: The invention also relates to a process for synthesizing an ester-containing benzoxazine monomer of formula (1) comprising the following steps consisting of: c) reacting a phenolic acid derivative of formula (II), comprising at least one R*** group on the phenolic ring: wherein x is of from 0 to 1, and y=1-x, with a polyfunctional molecule or oligomer of formula (III) at a temperature of from 25° C. to 200° C., during 1 h-72 h, in the presence of a catalyst of Bronsted acid type, resulting in a phenol terminated oligomer or molecule (compound (IV)), and reacting the compound (IV) with a mixture of: an amino-alcohol of formula (V): a primary amine derivative of formula (VI), R**—NH2??(VI), and paraformaldehyde of formula (VII) at a temperature range of from 80° C. to 100° C.

Abstract: The invention relates to a molding device (1) and a method for the manufacture of structured or semistructured composite components comprising a polymer resin (50) and a fibrous substrate (51). According to the invention, the device comprises a mold (2) comprising a bottom and a lateral surface, a part (10) that is movable along the lateral surface of the mold, comprising a compression surface (14) forming a cavity (7) with the bottom and the lateral surface (5) of said mold (2), characterized in that the movable part (10) comprises a vacuum-drawing channel (13, 23) opening into a chamber (25, 42) located above the cavity and communicating with said cavity (7).

Abstract: The invention relates to a molding device (1) and a method for the manufacture of structured or semistructured composite components comprising a polymer resin (50) and a fibrous substrate (51). According to the invention, the device comprises a mold (2) comprising a bottom and a lateral surface, a part (10) that is movable along the lateral surface of the mold, comprising a compression surface (14) forming a cavity (7) with the bottom and the lateral surface (5) of said mold (2), characterized in that the movable part (10) comprises a vacuum-drawing channel (13, 23) opening into a chamber (25, 42) located above the cavity and communicating with said cavity (7).

Abstract: The invention relates to a molding device (1) and a method for the manufacture of structured or semistructured composite components comprising a polymer resin (50) and a fibrous substrate (51). According to the invention, the device comprises a mold (2) comprising a bottom and a lateral surface, a part (10) that is movable along the lateral surface of the mold, comprising a compression surface (14) forming a cavity (7) with the bottom and the lateral surface (5) of said mold (2), characterized in that the movable part (10) comprises a vacuum-drawing channel (13, 23) opening into a chamber (25, 42) located above the cavity and communicating with said cavity (7).

Abstract: The invention relates to a molding device (1) and a method for the manufacture of structured or semistructured composite components comprising a polymer resin (50) and a fibrous substrate (51). According to the invention, the device comprises a mold (2) comprising a bottom and a lateral surface, a part (10) that is movable along the lateral surface of the mold, comprising a compression surface (14) forming a cavity (7) with the bottom and the lateral surface (5) of said mold (2), characterized in that the movable part (10) comprises a vacuum-drawing channel (13, 23) opening into a chamber (25, 42) located above the cavity and communicating with said cavity (7).

Abstract: A process for manufacturing a part made of thermoplastic composite material including a fibrous reinforcement and a matrix of thermoplastic polymer based on a thermoplastic polymer which impregnates said fibrous reinforcement, which process includes: a) a step of impregnating said dry fibrous reinforcement, by injection onto said reinforcement, of a precursor of said polymer, and moulding, with the polymerization step b) being simultaneous with the impregnating and moulding step and with the regulating temperature T2 for said mould being kept constant throughout the moulding cycle, and with reheating of the internal surface of the mould, just before said injection, using a heating means which is external to the mould and removable, with c) demoulding of the part, and d) optional continuation of the polymerization, if said polymerization is partial at demoulding, in a separate step outside the mould, by annealing in an oven at an annealing temperature.

Abstract: A connection assembly may include: a support including an opening, in particular a panel element including an opening, the opening extending substantially in a plane; an electrical connector housing; and an assembly for assembling the connector housing to the support, the assembly being arranged firstly to enable the housing to be held relative to the support in a rest position in which the housing extends at least in part through the opening in the support, and secondly to enable the connector housing to move relative to the rest position, at least in a direction parallel to the plane of the opening, the assembly including at least one resilient return member arranged to be capable of deforming elastically to accompany movement of the connector housing in a direction parallel to the plane of the opening and to return the connector housing to the rest position.

Abstract: An adapter may be for a multi-contact connector including at least one insert including at least two cavities. The adapter may include a first face configured to be pressed against a front face of the insert, and a second face opposite from the first face, a plurality of cells extending from the first face to the second face. The cells may include at least one cell of a first type configured to be placed in line with a first of the cavities of the insert and to receive an alignment sleeve configured to co-operate with a ferrule of an optical contact element when engaged in the first cavity, and at least one cell of a second type configured to be disposed in line with a second of the cavities so as to receive an end portion of a female electrical contact element when engaged in the second cavity.

Abstract: A connection assembly may include: a support including an opening, in particular a panel element including an opening, the opening extending substantially in a plane; an electrical connector housing; and an assembly for assembling the connector housing to the support, the assembly being arranged firstly to enable the housing to be held relative to the support in a rest position in which the housing extends at least in part through the opening in the support, and secondly to enable the connector housing to move relative to the rest position, at least in a direction parallel to the plane of the opening, the assembly including at least one resilient return member arranged to be capable of deforming elastically to accompany movement of the connector housing in a direction parallel to the plane of the opening and to return the connector housing to the rest position.

Abstract: An adapter may be for a multi-contact connector including at least one insert including at least two cavities. The adapter may include a first face configured to be pressed against a front face of the insert, and a second face opposite from the first face, a plurality of cells extending from the first face to the second face. The cells may include at least one cell of a first type configured to be placed in line with a first of the cavities of the insert and to receive an alignment sleeve configured to co-operate with a ferrule of an optical contact element when engaged in the first cavity, and at least one cell of a second type configured to be disposed in line with a second of the cavities so as to receive an end portion of a female electrical contact element when engaged in the second cavity.

Abstract: A coupling device for coupling a leading bicycle to a trailing bicycle which includes an elongated assembly having a first connecting device located at one end of the elongated assembly for connecting to the shaft of a handle bar of the trailing bicycle, a second connecting device located at an opposite end for connection to a leading bicycle about a seat post thereof, and an interconnecting portion extending between the first connecting device and second connecting device, the interconnecting portion having a rigid segment and a flexible segment, the rigid segment having a telescopic arrangement for length adjustment, the flexible segment permitting movement in all planes including a torsional or rotational movement while being substantially inextensible in the longitudinal axis. The arrangement permits both bicycles to be ridden at the same time in a tandem type arrangement.