Abstract: A reinforced rubber composition based at least on an elastomeric matrix comprising natural rubber, on a reinforcing filler and on a polyaldimine compound of general formula (I), in which the R1, R2 and A elements are variable groups. This composition is intended in particular for the manufacture of semi-finished products for tires.

Abstract: Tire comprising two beads comprising a bead wire and a carcass anchored around the two bead wires by turning back, a squat filler of small height, a sidewall stiffening reinforcement which is metallic, an outer strip of soft rubber compound, placed axially on the outside of the carcass and of the filler, and a protective layer of rubber compound, wherein the assembly formed by the stiffening reinforcement and the outer strip has a thickness EB(R) and the protective layer has a thickness EE(R), R being the distance with respect to the radially innermost point of the bead wire, and wherein the thicknesses EB(R) and EE(R) satisfy a set of geometric conditions.

Abstract: Tire and tread for a vehicle for agricultural use having reduced attack to leading faces of tread bars, at axially outer ends thereof, by stubble remaining after harvest, thereby reducing risk of chunking of axially outer ends of the bars. The tire and tread has a plurality of bars, a bar having, in any axial plane (Pxy) parallel to the axis of rotation, a leading profile and a trailing profile. The angle (A) of the straight line (T) tangential to the leading profile at a point (M) on the leading profile, with respect to an equatorial plane (P), increases continuously, from an axially outermost point (E) of the leading profile, when the axial distance (L) between the point (M) and the point (E) increases, the angle (A) reaches a maximum value (Am) at a point of inflection (I) of the leading profile, and the radius of curvature (R) at any point (M), positioned axially between the axially outermost point (E) and the point of inflection (I), is at least equal to 0.4 times the height of the bar.

Abstract: A multicomponent preformed catalytic system based at least: on isoprene; on a rare earth metal salt of an organic phosphoric acid or of a carboxylic acid; on a saturated or unsaturated inert hydrocarbon solvent, the boiling point of which is below 40° C. at atmospheric pressure; on an alkylating agent consisting of a specific trialkylaluminium; and on a halogen donor consisting of an alkylaluminium halide. This catalytic system comprises the rare earth metal in a concentration greater than or equal to 0.005 mol/l. The catalytic system makes possible polymerizing isoprene, with a good catalytic activity, in solution in a volatile hydrocarbon solvent while benefiting from the economic advantage linked to a volatile solvent process, which is also a subject of the invention. The diene elastomers obtained have a high content of cis-1,4 linkages.

Abstract: Disclosed is a system for a work tool communications network (11), comprising a server (10) comprising a memory and operatively coupled to a communication node, the communication node (14) comprising a processor and a memory device and being operatively coupled to a controller (16). The controller (16) comprises a processor and a memory and is adapted to control parameters of a work tool (18). The server (10) is adapted to connect to and register with the communication node. The controller (16) is adapted to connect to and register with the communication node (14), and the communication node (14) is adapted to establish a communication session between the server (10) and the controller (16) controlling the work tool (18).

Abstract: A pneumatic torque impulse delivering power tool with an automatic power shut-off mechanism including: a pneumatic motor, a drive member rotatable by the pneumatic motor, an air supply channel, with a shut-off valve, for providing pressurized air, and a valve control device that can shut the shut-off valve and stop the air flow when the drive member is exposed to a retardation magnitude above a certain threshold level. The valve control device includes: an inertia responsive member rotatable with the drive member between initial and shut-off positions in which the shut-off valve cannot and can close, respectively, and an air damped movement restrictor which can counteract a movement of the inertia responsive member towards its shut-off position such that the shut-off valve is shut when the drive member is exposed to a retardation magnitude above a certain threshold level corresponding to a dampening force of the air damped movement restrictor.

Abstract: A power tool including a motor and a pulse unit intermittently driving an output shaft, wherein the pulse unit includes a cylinder with an inner cavity arranged to withhold a hydraulic fluid, and an anvil located inside the inner cavity, the anvil being connected to the output shaft, wherein: at least one recess is arranged inside the inner cavity wherein at least one magnet is provided inside the recess; and the at least one recess is deeper than the at least one magnet such that a pocket is formed in the recess outside the magnet.

Abstract: A system is provided for placement of noise attenuating foam along an inside surface of a tire to attenuate cavity noise. The system can be used with tires of various sizes and shapes such that different foam sizes may be utilized. The system provides for automating the process of foam placement in a manner that allows for consistent placement of the foam during e.g., tire manufacture.

Abstract: A method for producing electromagnetic radiation comprising: firing a first laser pulse and generating a plasma region, the first laser pulse penetrating at least partially into the plasma region to create a plasma density wake in the plasma region; providing a group of charged particles in the plasma region arranged so as to be accelerated in the plasma density wake of the first laser pulse; reflecting the first laser pulse after the first laser pulse has penetrated into the plasma region, to give a reflected laser pulse; and arranging the reflected laser pulse to interact with the group of charged particles to generate an electromagnetic radiation.

Abstract: The present invention concerns a process for preparing a compound of formula (I) by reaction between a compound of formula (II) and a compound of formula (III) in the presence of a copper-containing catalyst, a ligand and base. The invention also concerns the implementing of this process for the preparation of building blocks to prepare molecules of interest in particular in the pharmaceutical, agro-chemical fields, etc.

Abstract: A tire having aggressive tread features with improvements in uniformity that can also improve endurance is provided along with a method and apparatus for manufacturing such a tire. The tire and its manner of manufacture can achieve a reduction or elimination of certain non-uniformities that can occur during the molding of large tread blocks. The reduction or removal of these non-uniformities can improve temperature performance to provide increased tire endurance.

Abstract: Tire having a load index LI, as defined in the ETRTO Standards Manual 2010, lying in the range between 65 and 105. The tire comprises a tread and an under layer (48) extending over the whole width of the tread and having an average radial height greater than 20% of the average radial height of the tread and a maximum value of tan ? at 23° C. and 10 Hz less than the corresponding value of the tread. Radial carcass reinforcement (60) extends from the beads across the sidewalls as far as the crown. The tire has an outside diameter OD and a nominal section width SW, as defined in the ETRTO Standards Manual 2010, that satisfy the following inequality: OD/SW>?0.00082641 LI2+0.11266 LI?0.185.

Abstract: Tire treads and tires having such tire treads are included, such treads manufactured with a rubber composition that includes mostly, if not entirely, a polybutadiene rubber having cis-1,4 bond content of at least 95%. The rubber composition further includes between 60 phr and 95 phr of a plasticizing resin having a Tg of at least 25° C. and between 0 phr and 15 phr of a liquid plasticizer. Additionally the rubber composition is reinforced with at least 90 phr of a silica reinforcing filler. Alternatively, in some embodiments, the rubber composition may be reinforced with an organic filler, an inorganic filler or combinations thereof. In some of these embodiments, the rubber composition includes at least 90 phr of such reinforcing filler.

Abstract: Tire comprising a crown reinforcement formed of at least two working crown layers of reinforcing elements, crossed from one layer to the other making with the circumferential direction angles comprised between 10° and 45°. A first layer S of polymer compound is in contact with at least one working crown layer and in contact with the carcass reinforcement, the first layer S of polymer compound extending axially as far as at least the axial end of the tread, the first layer S of compound polymer compound is made up of a filled elastomer blend having a macro dispersion coefficient Z greater than or equal to 65 and a maximum tan(?) value, denoted tan(?)max, less than 0.100 and its complex dynamic shear modulus G*, measured at 10% and 60° C. on the return cycle is greater than 1.35 MPa.

Abstract: A method and device for producing metal wire by sheathing a wire with an elastomer compound coming from an extruder is described herein. The aspects disclosed herein may include a feed canal for feeding a sheathing die, through which the wire is made to pass at a pre-established nominal speed. Various temperatures are controlled during the method based on a variety of parameters such as the measured speed at which the wire is moving is other than the nominal speed.

Abstract: A volumetric pump comprising a product metering piston 28 mounted inside a metering chamber 22 so as to slide, a sleeve 14 at least partially delimiting an intake chamber 16 and an exhaust chamber 18 for the product, and a product dispensing means 24 is provided. The dispensing means comprises an intake member 34 comprising product passage means 44d that are able to at least partially face an inlet orifice 48 of the metering chamber, and an exhaust member 36 comprising product passage means 50d that are able to at least partially face an outlet orifice 54 of said chamber. The intake and exhaust members are situated axially on either side of an internal partition 42 of the sleeve and are each mounted so as to bear axially against said partition.

Abstract: A tire comprising a tread portion designed to be worn off during the life of the tire having a radial thickness T, an outer edge and an inner edge, the axial distance between the outer edge and the inner edge defining the axial width L of the tread, the tread comprising four adjacent portions made of a four rubber compounds, wherein the rubber compounds making up the first and third portions are predominantly filled with carbon black filler, wherein the rubber compounds making up the second and fourth portion are predominantly filled with non carbon black filler, wherein the rubber compounds making up the first and third portions have a value for tan ? at 0° C., at a stress of 0.7 MPa, that is lower than that of the rubber compounds making up the second and fourth portion, and wherein the axial width of the first portion decreases and the axial width of the second portion increases as a function of the distance from the rolling surface of the tread when unworn.

Abstract: Rubber composition which can be used in particular for the manufacture of tires, comprising at least a diene elastomer, a reinforcing filler, a crosslinking system, between 0.2 and 10 phr of an antioxidant, such as a substituted para-phenylenediamine, and between 0.2 and 10 phr of an acetylacetonate of an alkali metal or alkaline earth metal, chosen in particular from the group consisting of Li, Na, K, Mg, Ca and the mixtures of such metals. This acetylacetonate compound makes it possible to advantageously reduce the consumption of antioxidant during the thermo-oxidizing ageing of the composition. Metal/rubber composite comprising such a composition and at least a metal reinforcement. Tire comprising a such composition or such a composite.

Abstract: Tire having two beads having an annular reinforcing structure and a carcass reinforcement anchored in the two beads by a turn-up. Each bead has a bead rubber filler extending a radial distance from the radially innermost point of the annular reinforcing structure of the bead. The radial distance is not more than 10% of the tire's radial height. A sidewall has rigidifying metal reinforcing elements oriented along an angle not more than 10° to the circumferential direction and positioned with the distance between the radially innermost point of the annular reinforcing structure and the radially outer end of the rigidifying reinforcement between 20% and 40%, inclusive, of the tire's radial height and with the distance between the radially innermost point of the annular reinforcing structure and the radially inner end of the rigidifying reinforcement not more than 20% of the tire's radial height.