The invention relates to a vibration damper, in particular for a helicopter rotor, the damper comprising both a driving element (10) and a rigid element (6) and comprising a damper assembly functionally interconnecting the driving element (10) and the rigid element (6), the damper assembly comprising firstly a hydra...

The present invention relates in particular to a conductive electrode for an electrical energy storage system (1) having an aqueous electrolyte solution said electrode comprising a metallic current collector (3) and an active material (7) said metallic current collector (3) comprising a protective conductive layer (...

The invention relates to a non -crosslinked , gelled carbonaceous composition and a pyrolysed composition respectively forming an aqueous polymer gel and the pyrolysate thereof in the form of porous carbon. The invention also relates to the production method thereof , to a porous carbon electrode formed by the pyrol...

The invention relates to a target for an inductive displacement sensor, comprising a plurality of conductive patterns (147i) distributed along a zone having a dimension Dtot in a direction, said patterns (147i) being defined by the overlay of at least a first set of elementary periodic patterns having a period ap...

The invention relates to a transducer for a movement sensor, comprising a secondary winding (213) made up of 2N turns in alternating directions extending within a area having a length Dtot, the winding (213) comprising: a first section (213A) forming N half-turns, extending between a first end (E1) of the winding lo...

The invention relates to a bearing (500) comprising a bearing race and an inductive sensor for detecting the angular movement of said bearing race, which comprises a transducer and a target (511). The target is made of a single conductive metal part and comprises a surface with a back wall (509) and one or more meta...

The invention relates to an inductive movement sensor comprising: a transducer (201) comprising a primary winding suitable for producing a magnetic excitation, and a secondary winding comprising at least one turn, suitable for applying an electromotive force across the terminals thereof in the presence of said ex...

Organic gels of resorcinol-formaldehyde type, carbon-based materials of adjusted porosity derived therefrom by pyrolysis. Such materials may be used, in particular, for the production of electrodes.

The invention concerns a power transmission pulley comprising a pulley element (200) having a ribbed outer contour (201) which is adapted to receive a ribbed belt, and an elastic element (206) interposed between the pulley element (200) and a receiving device (203) designed to be coupled to a member driven by the belt...

Hydraulic anti-vibration mount (1) having two damping modes, comprising two support members (7, 9), an elastomer body (14) that connects the two support members (7, 9) to each other, a working chamber (A), a first structural plate (2) with a check valve (8), a calibrated hole, a first restricted passage (11) linking...

The invention relates to a flat running device to be fitted on a tubeless mounted assembly for an automobile, and to such a mounted assembly including said device. The flat running device (30) of the invention comprises: an annular bearing structure (31) comprising a ring having a radially outside bearing face (31a)...

To balance an engine (3) generating a first-order out-of-balance moment which excites a vibration mode, a moment opposed to the out-of-balance moment is generated at each instant by a driven oscillator (7, 8) connected to the engine (3) , in a balancing frequency range in the vicinity of the vibration mode excited b...

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A subject-matter of the invention is a novel process for the preparation of sulphur-modified monolithic porous carbon-based materials by impregnation with a strong sulphur-based acid, the materials capable of being obtained according to this process and the use of these materials with improved supercapacitance prope...

The invention relates to a cathode that is usable in a cell of a lithium-ion battery comprising an electrolyte based on a lithium salt and on a non-aqueous solvent, to a process for manufacturing this cathode and to a lithium-ion battery having one or more cells incorporating this cathode. This cathode is based on...

The invention relates to an anode usable in a cell of a lithium-ion battery comprising an electrolyte based on a lithium salt and a non-aqueous solvent, to a process for manufacturing this anode and to a lithiumion battery having one or more cells incorporating this anode. This anode is based on a polymer. com...

The invention proposes a dynamic imbalanced force generator comprising a pair of eccentric masses which has a size, a reduced weight, and an efficiency that is 10 comparable to known solutions, offering increased rigidity, no generation of spurious torque and allowing versatile use. The generator is characterized in...

The invention relates to a composite panel with a thermosetting cellular matrix to a method for manufacturing said panel and to a structure for covering a wall that is formed from an assembly of such panels. Said structure provides the wall with heat insulation against cryogenic fluids and/or protection against fire...

The invention relates to a dynamic force generator (100) comprising - a supporting shaft (110); - a first rotor (120) comprising: an internal bore (121) housing said supporting shaft (110) and bearings (Rl, R2) arranged between the supporting shaft (110) and the internal bore (121) so that the first rotor (120) i...

A run-flat device (5) for a mounted assembly of a motor vehicle comprising a wheel rim having a rim bottom of diameter D and a tyre mounted on the wheel rim the run-flat device (5) being suitable for supporting the run-flat tyre and comprising a ring comprising a plurality of axial segments (7) juxtaposed on a circu...

The invention relates to an uncoupling pulley (100) provided with a longitudinal axis (AX), said pulley including: a wheel rim (1) comprising a first area (11), intended for receiving a belt connecting the wheel rim to a first power-transmission element, and a second area (12) extending from the first area (11); a h...

An external runflat apparatus for a guide wheel system of a monorail transport system. The external runflat apparatus includes a hub member and a tread member. The tread member is connected to the hub member and includes a base member and a covering over the base member.

The invention relates to a decoupling pulley (100) having a longitudinal axis (AX) said pulley comprising: - a rim (1) comprising a first zone (11) designed to receive a belt connecting the rim to a first power transmission element and a second zone (12) located in the axial extension specifically in the direction d...

The invention relates to a rubber composition for a mechanical member with a dynamic function, a method for producing said composition, such a member, and the use of a polymer with urethane function. The composition is based on at least one elastomer and comprises a reinforcing filler and the aforementioned polymer ...

The invention relates particularly to a crosslinkable rubber composition and a process for preparing it. The composition is based on an elastomer, comprises a crosslinking system and a thermoplastic phase which at melting temperature Tm is dispersed as nodules, and comprises the product: a) of a reaction in the melt...

TITLE: RUN FLAT DEVICE 5 A run flat device (10) intended to be mounted in a tyre around a wheel rim of a vehicle, the device comprising at least one assembly (20, 20') of two half-shells (100, 200) assembled axially, each half-shell being made of a composite material based on fibres embedded in a thermoplastic o...

The invention relates to a sacrificial composite part (1, 10, 100) that absorbs the energy released at the time of a vehicle collision with an impacting object (2), said part consisting of an assembly of a plurality of cells (3, 30, 300), each cell comprising a wall (5, 50, 500) connecting a first end (6, 60, 600) a...

Synchronous transmission belt (100) having an elastomer-based body (102) comprising a dorsal portion (104), a ventral portion (106) and a set of traction cords (110) between the dorsal portion (104) and the ventral portion (106), the ventral portion having a plurality of transverse teeth (112, 112'), each transverse...

A run flat device (1) configured to be fitted to a tubeless mounted assembly for a motor vehicle, which includes a wheel rim and a tire cover including beads mounted against edges of the rim, the run flat device including: an annular supporting structure (100) which is configured to be mounted around the rim so as t...