Abstract: An arrangement for mixing a first and a second gas flow, for example, an inlet flow with an exhaust gas return flow in a diesel engine. An air conduit has an inlet for the first flow and an inlet for the second flow, in order to achieve the mixing. A valve body is arranged to be displaced in the longitudinal direction of the air conduit at the inlet for the second flow in order to achieve a variable venturi effect and in this way a variable suction effect and mixture of the mixed flow. One or more fuel injectors inject fuel into the air conduit to pre-mix fuel with the first and second gas flows before reaching the engine cylinders for combustion.

Abstract: An intake apparatus of an engine provided with a fuel supplying device for supplying fuel into an intake passage, includes: a guide body having multiple holes disposed in the intake passage located downstream from the fuel supplying device. The guide body has a stepped portion extending in a direction intersecting with a direction of a flow of intake air.

Abstract: A fuel feed device for attachment to a cylinder head of an internal combustion engine has at least one fuel distribution element extending along a longitudinal direction, and at least one connecting element extending transversely to the longitudinal direction, wherein the connecting element can be used to connect the fuel distribution element to the cylinder head. The fuel feed device further includes at least one reinforcing element which is connected, on one hand, to an outer surface of the fuel distribution element and, on the other hand, to the connecting element outside the fuel distribution element.

Abstract: A fuel quill passageway assembly for an engine is disclosed. The engine includes a head pot; a cylinder head having an outer wall situated adjacent to the head pot, an inner wall, and a water jacket situated between the outer wall and the inner wall; and a fuel injector situated adjacent to the inner wall. The assembly may include a first sleeve extending through an aperture in the head pot toward an aperture in the outer wall of the cylinder head. The assembly may also include a second sleeve extending from the aperture in the outer wall of the cylinder head, through the water jacket, to an aperture in the inner wall of the cylinder head. Additionally, the assembly may include a seal joining the second sleeve to the first sleeve.

Abstract: A fuel supply system (10) for a vehicle includes a fuel tank (12) for holding fuel therein. A pump (14) pumps fuel from the tank. A filter (16) filters fuel. A fuel rail (20) receives filtered fuel originating from the pump. A pressure regulator (18) controls pressure of fuel received by the fuel rail. Fuel injectors (24) inject fuel, received from the fuel rail, into an internal combustion engine. A fuel detection system (28) in in the fuel supply system and includes a plurality of detectors (30, 30?). Each detector is constructed and arranged to be exposed to fuel to detect a distinct chemical element or compound in the fuel.

Abstract: A duel fuel system includes a plurality of fuel injectors that have a non-injection configuration, a liquid fuel injection configuration, a gaseous fuel injection configuration and a combined fuel injection configuration. Each of the fuel injectors is fluidly connected to a gaseous fuel common rail and a liquid fuel common rail. Each of the fuel injectors includes a three way gas control valve and a three way liquid control valve that move along a common centerline. A gas control chamber of each fuel injector is fluidly connected to the liquid fuel common rail by two passages in parallel when the gas control valve member is in a first position corresponding to the non-injection configuration. The liquid control chamber of each fuel injector is also fluidly connected to the liquid fuel common rail by two passages in parallel when the liquid control valve is in a first position, again corresponding to the non-injection configuration.

Abstract: Propulsion systems for vehicles are provided. The propulsion system includes an engine and a module. The module includes a fuel pump, a check valve, and a relief valve. The fuel pump is configured to supply fuel flow having a pressure. The check valve is configured to receive the fuel flow from the fuel pump, and to allow passage of the fuel flow to the engine. The relief valve is coupled to the fuel pump and configured to release a portion of the pressure of the fuel flow. The relief valve is disposed upstream of the check valve.

Abstract: A fuel supply system includes a fuel supply pump and a jet pump that utilizes the flow from the supply pump to supply fuel to a fuel pump reservoir from a main fuel tank. The jet pump includes a body. A main inlet of the body is coupled to the outlet of the supply pump, and a nozzle is positioned on an interior of the body. A mixing tube is defined by the body downstream of the nozzle, and defines a channel extending along an axis. A suction inlet of the body is in fluid communication with the mixing tube channel. An outlet conduit of the body extends from the channel at least partially in a direction away from the axis, and an outlet of the body positioned remotely from the channel along the outlet conduit. The outlet is positioned at or above an upper portion of the reservoir such that fuel pours down into the reservoir.

Abstract: Three-way valve with two flaps comprising single control means (9) for the two flaps and actuation means (12, 13, 50) arranged each to drive, pivotwise, one of the two flaps, from one to the other of its open and closed position of one of the pathways, with a temporal phase-shift, characterized in that it comprises maximum displacement end-stops for each of said actuation means, the end-stop (31) of the second actuation means (12, 50) corresponding to a fully closed position of its flap and the end-stop of the first actuation means (13) being positioned beyond the position of said first actuation means when the second actuation means (12, 50) is on its end-stop (31), the kinematic chains linking the first and second actuation means to the single control means operating nominally.

Abstract: Three-way valve with two flaps comprising common control means (9) for the two flaps and actuation means (12, 13, 50) arranged each to drive, pivotwise, one of the two flaps, from one to the other of its open and closed position of one of the pathways, with a temporal phase-shift, such that, in a first stage the common control means pivot the second flap, the first flap remaining in a waiting position under the action of return means, and in a second stage, said control means, while continuing to pivot the second flap, begin to pivot the first flap, characterized in that said second actuation means (12, 50) comprises a return driving means (71) making it possible to pivot the second flap (5) to its first position under the action of the common control means (9) in the case of a failure of said return means.

Abstract: An air-fuel ratio control system for an internal combustion engine has a perturbation control which oscillates the air-fuel ratio with a first frequency. A first difference signal is generated indicative of a difference between a present value and a first past value from an air-fuel ratio sensor detected at a timing of a first specific period which is set to reduce a specific frequency component corresponding to a specific frequency different from the first frequency. A first frequency component is extracted. A second difference signal is generated indicative of a difference between a present value and a second past value detected at a timing of a second specific period which is set to reduce the first frequency component. The specific frequency component is extracted. A failure of the control system is determined by a relationship between intensities of the first frequency component and the specific frequency component.

Abstract: A wishbone protector that is applied to speargun wishbones made of cord and protects the cord from cutting or breaking off when used with speargun shafts. The protector is placed around the cord to prevent the wishbone from snapping or breaking after it's continuously fired from the speargun.

Abstract: A traditional archery bow assembly includes a handle assembly, a bowstring, and a first limb bolt assembly. The handle assembly includes a riser, an upper limb, and a lower limb, wherein the upper and lower limbs each include a distal end and a proximal end connected to the riser. The bowstring extends between the distal ends of the upper and lower limbs. The first limb bolt assembly is operable to connect one of the upper and lower limbs to the riser. The first limb bolt assembly includes a shank portion and a head portion, wherein the head portion defines a contact surface that faces and contacts the one of the upper and lower limbs, and is pivotable relative to the shank portion.

Abstract: An archery bow includes a riser having an offset riser portion, a bowstring, and a stabilizer mount. The riser defines a vertical center plane that divides the handle portion into right and left sides when the bow is positioned upright and ready for use. The bowstring extends between opposing ends of the handle portion. The stabilizer mount is mounted to the offset riser portion so that the stabilizer is offset laterally and vertically from the handgrip and vertical center plane, respectively, of the archery bow to compensate for archery accessories attached to the bow.

Abstract: In one embodiment, the controlled draft grill system comprises a housing, an air flow driver, and an outflow. The housing further comprises a top section and a bottom section hingedly connected forming an interior enclosure which defines a cooking chamber. Disposed within the cooking chamber is a resting surface, from which flame or heat may emanate. The air flow driver comprises an air current device coupled to at least one conduit at a first end. A second end of the conduit is joined to the housing at a sealed aperture. The housing contains an opening distal to the sealed aperture. An outflow extends outwardly from the housing, such that the conduit, the cooking chamber, and the outflow are in fluid communication.

Abstract: A heating apparatus includes an elongated flexible envelope (4) comprising two sheets (6), (8) that are attached to each other along permanent side seams (10), (12) and along a permanent bottom seam (14) and a moisture-activated chemical heater (16) disposed inside envelope (4), wherein envelope (4) is folded over on itself and secured by temporary side seams (18), (20) and a permanent top seam (22) to form a continuous moisture barrier surrounding the moisture activated chemical heater (16) and wherein heater (2) may be opened for use by removing top seam (22) and unfolding envelope (4) by unpeeling temporary seals (18), (20) to provide unfolded envelope (4), wherein sheets (6) and (8) remain sealed along permanent seams (10), (12) and (14), but wherein envelope (4) now has an open top end (30).

Abstract: Infrared burners are disclosed herein that can be configured to integrate a glowing design, pattern, logo, or text. In various embodiments, ports located on portions of the surface of a ceramic plate are varied in size. Infrared radiation emitted by particular portions of the ceramic plate can thereby be varied to provide for emphasis or de-emphasis of certain portions of an infrared burner. The emphasized or deemphasized portions of the infrared burner can be used to depict designs, patterns, logos, or text. Furthermore, one or more designs, patterns, logos, or text can be integrated.

Abstract: An energy collecting module for assembling, together with a plurality of similar energy collecting module, a modular energy collecting system. The energy collecting module comprises a fluid channel having a lumen for conducting fluid from a first connectable opening to a second connectable opening and an energy collecting element mounted in front of the fluid channel for concentrating radiation along the fluid channel.

Abstract: A low profile heliostat with elongated louvered mirror segments is provided. Its envelope of revolution has the shape of a flat disc to enable heliostat fields with very high ground coverage ratio. The heliostat's disc-shaped footprint rotates around a substantially vertical axis (akin to a carousel). The short dimension of the mirror segments is drastically shorter than the disc's diameter. Embodiments are described in which the motion relies on two concentric rings, which are individually rotated around a vertical axis. The lower ring acts as a platform providing mainly azimuth tracking, carrying the upper ring. The differential rotation between the upper ring and the lower ring is translated into a rotation of the mirror segments around a second, perpendicular, axis and used for elevation tracking. Disc-shaped heliostat with D-shaped cut-offs are described, to facilitate the required maintenance access even in highly dense heliostat fields.

Abstract: A solar panel configured to reduce contaminant accumulation thereon, including a surface adapted to harvest solar energy; and a vortex-inducing generator including chevron-shaped features disposed across at least a portion of the surface to reduce contaminant accumulation thereon by causing air flow passing over the surface to remove at least some contaminants deposited thereon and/or keeping particles entrained in the air flow to reduce deposition on the surface. A method of passively cleaning a solar panel includes providing the solar panel, and positioning the solar panel such that the leading edge is oriented to intercept a prevailing wind direction. A solar array includes a plurality of the solar panels, wherein each solar panel is positioned such that the leading edge is oriented to intercept a prevailing wind direction.

Abstract: The invention provides an organic phase composition comprising: a. a first component selected from the group consisting of quaternary amines; b. a second component selected from: b1. The group consisting of category B organic acids; b2. The group consisting of a mixtures of category B organic acids and category C organic acids at a B/C molar ratio of RB/C; and b3. The group consisting of a mixtures of category A organic acids and category C organic acids at an A/C molar ratio of RA/C; c. a third component selected from the group consisting of solvents for said first component and for said second component, wherein (i) all three components are oil-soluble and water-insoluble; (ii) the molar concentration of each of said first component and said second component is greater than 0.6 mol/Kg; (iii) the molar ratio between said second component and said first component is greater than 0.

Abstract: A process for obtaining white sugar from e.g. sugar cane by treating the crude sugar juice with acid activated bentonite preferably selected from the group of smectites, whereby the acid activated bentonite mixture replaces the traditional environmental unfriendly sulfitation process. The acid-activated clay together with polyaluminium salts, and preferably phosphoric and/or sulfuric acid allows obtaining a high quality white sugar.

Abstract: A metered dose inhaler (1) has a pressed aluminium vessel, to which is crimped at a neck (2) a valve housing (3) having a dispensing spout (4). Within the vessel is a piston (5), urged by a spring 6 into contact with the medicament liquid (7). A bearing ball (8) is included in the medicament liquid. As the medicament liquid is dispensed in successive doses, the piston is kept in contact with the liquid (7) by the spring (6), with an edge seal (9) ensuring that the liquid does not pass to the spring side of the piston. As the medicament liquid is dispensed, the piston begins to restrict the movement of the ball, until it is scarcely able to move longitudinally of the vessel. This change is discernible as a change in noise of the rattle. Thus the user can know whether there is plenty of medicament liquid left and when he needs to use a new inhaler.

Abstract: A device includes a cartridge containing a filter material. An insert extends through at least a portion of the filter material. The insert has gas sample path with an opening to provide a sample of air that is representative of the saturation of the filter material. A return path may be included in the insert to return sampled gas to the filter material. A gas mask contains a gas sensor and coupled to the cartridge, which may be replaced when saturated.

Abstract: A method for providing battery security in a breathing assistance system configured to provide breathing assistance to a patient is provided. A battery security system of the breathing assistance system receives battery data from a battery received in the breathing assistance system, and analyzes the received battery data to determine whether the battery is approved for use in the breathing assistance system. If the battery is determined to be approved for use in the breathing assistance system, the battery is allowed to provide power to the breathing assistance system. If the battery is not determined to be approved for use in the breathing assistance system, the battery is prevented from providing power to the breathing assistance system.

Abstract: The invention relates to a depot for storing and dispensing a substance into a gas phase, having a hybrid structure made of an open-pored macroporous support skeleton, through which a gas can flow, and nanoporous particles immobilized on the support skeleton, which in the pores thereof contain at least one active ingredient to be released, wherein the support skeleton consists of particles or fibers that are permanently connected to each other.

Abstract: The present disclosure provides dry powder inhalers, containers for carrying a dose of dry powder medicament particles for dry powder inhalers, and a hinge that, while enjoying broader applicability, may be used in such inhalers.

Abstract: In order to improve the administration of powdered pharmaceuticals, the invention proposes a storage system for powdered pharmaceuticals, in particular for use or integration in a powder inhaler, for receiving a multiplicity of doses of at least one medically active substance, with at least two storage spaces (4) which are separate from each other and are each intended to hold a multiplicity of doses of a medically active substance, and the invention also proposes an inhaler for powdered pharmaceuticals, the inhaler comprising such a pharmaceutical powder cartridge system (1) as an integral part or as an exchangeable part.

Abstract: A CPAP oxygen delivery device wherein a tube system eliminates excess hose and wherein a base connector positioned in the support frame may be in a T- or cross-configuration and the cross-configuration allows a supplemental therapeutic material to be delivered, and wherein the pitch of an adjustable arm may be varied to alter the vertical position of the CPAP mask.

Abstract: Hyperbaric chamber control system and apparatus and related methods. A system for controlling, measuring, and reporting hyperbaric chamber sessions using the partial pressure of oxygen as the lead variable. Air is gently flushed from the bottom of the chamber, upwards, and a nostril-level oxygen pickup measures oxygen concentration in the chamber. Chamber pressure and oxygen concentration values are used to calculate the partial pressure of oxygen, and the session time is adjusted. so that a subject treatment accurately reflects prescribed. treatment.

Abstract: This disclosure describes systems and methods for ventilating a patient with a tidal volume that adjusts based on patient compliance. The disclosure describes a novel breath type or setting for existing breath types, that automatically and continuously varies the delivered tidal volume based on patient compliance and/or other monitored parameters.

Abstract: A system for delivering a flow of breathing gas to a patient's airway that includes a gas flow generator and a patient circuit for communicating the flow of gas to the patient's airway. A sensor measures a characteristic associated with the flow of gas, such as flow rate, maximum average inspiratory flow, tidal volume or minute ventilation. A controller determines a first characteristic based on the measured characteristic and provides positive pressure support to the patient if the first characteristic is below a first target and provides a negative support if the first characteristic is above a second target. When the positive pressure support is provided, the pressure provided during inspiration is higher than the pressure provided during expiration. When the negative pressure support is provided, the pressure provided during inspiration is lower than the pressure provided during expiration.

Abstract: A supply valve for supplying air to a wearer of an air respirator is attached to a facepiece and includes an inflow port for medium-pressure air (S1), a supply port for the medium-pressure air (S1) with respect to the facepiece, and a diaphragm. The supply valve includes a cylindrical housing and a slider that is reciprocally slidable on the inner peripheral surface of the housing in an axial direction thereof. The housing includes a pilot valve seat urged toward a pilot valve on an outer side of the one end portion in the axial direction and a main valve seat on an inner side of an opposite end portion in the axial direction. The inflow port is formed between the one end portion and the opposite end portion. The slider includes the pilot valve contactable with the pilot valve seat and a main valve urged toward the main valve seat.

Abstract: An endotracheal tube is provided, which has a corrugated cuff and is used for purpose of establishing patent airway and artificial ventilation of a patient in fields such as anesthesiology or emergency medicine. Since the cuff of the endotracheal tube is structured to have a corrugated pattern on an outer surface when expanded, the cuff is able to not only provide original functions of preventing entry of pharyngeal content into trachea by sealing off space between the endotracheal tube and the inner wall of the trachea, and preventing gas leakage during positive pressure ventilation, but also greatly reduce incurrence of complications after use of the endotracheal tube such as ischemic damage or sore throat by minimizing contact surface between the cuff and the tracheal mucous membrane.

Abstract: Various embodiments of tracheostomy tube assemblies including a flange member having a variable volume are provided. The tracheostomy tube assemblies may include a cannula having a distal end and a proximal end. The distal end may be adapted to be inserted into a patient's trachea, and the flange member may be disposed about the proximal end of the cannula. The flange member is adapted to expand to a first volume and to contract to a second volume, the first volume being greater than the second volume.

Abstract: A surgical drape includes a sheet with a shoulder portion, a body portion and a pull tab. The shoulder portion is folded longitudinally in half to form a container such that the transverse edges of the container are sealed and the body portion is folded transversely in half and rolled into a tight drape roll which is disposed and removably secured within the container. In use, the container is removably attached to a surface of an operating table such that a portion of a patient can be placed upon the container. The tight drape roll and the pull tab are configured such that when a patient is placed upon the container, the tight drape roll can be easily unfurled by pulling on the pull tab to form a relatively flat drape surface.

Abstract: A mask that includes a mask body, a left ear loop, and a right ear loop. The left and right ear loops each comprise a base and a rim that extends from the base and forms an opening. The ear loops are laid out on the contact surface of the mask body such that the rims are inwards of the bases. The bases are joined to the mask body by means of left and right joining parts, each of which has a top joining part, a middle joining part, and a bottom joining part. When the mask is worn, the left ear loop (or right ear loop) is folded at the left joining part (or right joining part).

Abstract: A device for automatically filling cigarette tubes meters out a dose of loose tobacco, feeds the dose to a press unit that presses the dose into a roll of tobacco corresponding in size to the size of a pre-manufactured paper cigarette tube. The roll is automatically injected into a paper tube. The various assemblies and units are mounted on a support structure and enclosed in a housing, so the device is safe to operate.

Abstract: The present invention is a water pipe converter to convert a bottle with an orifice into a water pipe that includes a downstem and rubber hose that extends above the bottle and downward into the bottle, a hose extension with a plurality of apertures that is integral to the downstem with a coupling that extends further down into the bottle and a bottle fitting that provides an air tight seal on the orifice of the bottle. There is also a water level line that indicates a top water level in the bottle with the downstem and the hose extension extended downward through the water level line into water in the bottle, a glass curved stem that extends above the bottom fitting and curves away from the proximal end of the downstem and a mouthpiece to draw smoke from the bottle that is disposed on the curved stem.

Abstract: A cigarette holder, including a hollow tube having a front end serving as a mouthpiece and a rear end over which the non-burning end of a cigarette is receivable and a clip attached to the tube. The clip includes a pair of cooperating, opposing, openable jaws to removably hold the non-burning end of the cigarette over the rear end of the tube, to form an airtight seal. The jaws each have an opposing end tip and are movable from a closed position where the end tips are in contact with each other to an open position where the end tips are spaced apart from each other. The jaws can also be used to open the non-burning end of the cigarette so that it fits over the rear end of the tube.

Abstract: A filter (2) for a smoking article (1) is provided by the present invention, the filter comprising a vehicle containing a liquid capable of enhancing the disintegration and/or dispersibility of the smoking article. A method of enhancing the disintegration and/or degradation of a smoking article is also provided, wherein the smoking article comprises a vehicle containing a liquid capable of enhancing the disintegration and/or degradation of the smoking article.

Abstract: A tobacco production system is provided for producing useable tobacco material having chemical and physical properties acceptable to tobacco industry stakeholders, by growing tobacco entirely in a directly seeded system, under an intensive biomass growing system, mechanically harvesting above-ground portions of the plant a plurality of times during the growing season, curing tobacco leaves and stalks together, and processing the cured tobacco material to obtain cured leaf material suitable for use in tobacco products including, but not limited to, cigarettes, cigars, snus, snuff, chewing tobacco, pipe tobacco, reconstituted tobacco material, and other manufactured tobacco products.

Abstract: A tobacco product contains tobacco material enriched with anatabine or a salt or derivative thereof. In some aspects, the tobacco material has very low levels of tobacco specific nitrosamines (TSNA), such as having a collective content of N?-nitrosonornicotine (NNN), 4-(N-nitrosomethylamino)-1-(3-pyridyl)-1-butanone (NNK), N?-nitrosoanatabine (NAT) and N?-nitrosoanabasine (NAB) which is about 0.3 ?g/g or less. The tobacco product may be a smoking product, such as cigarettes, cigars, or pipe tobacco; or a smokeless product, such as chewing tobacco, snuff, snus, tobacco-containing gum or lozenges, or a dissolvable powdered tobacco-based smokeless product.

Abstract: A hair piece (1) comprises a foundation (3) having a boundary area (4) extending along a circumference (7); hairs (2) attached to the foundation; and at least one securing mechanism for securing the hair piece to natural hairs of its bearer. The securing mechanism comprises at least one slot (6) in the boundary area, which extends along the circumference and ends in the boundary area in both directions. An adhesive surface (8) extends from the slot towards the circumference. Hairs are attached to the foundation next to the adhesive surface in both directions of the circumference. A section (10) of self-adhesive hair band has an adhesive back to be glued to hairs of the bearer pulled through the slot and pressed against the adhesive surface. This section of self-adhesive hair band is permanently connected to the boundary area at that side of the slot opposite to the adhesive surface.

Abstract: A hair highlighting applicator comb is taught which has a hollow body with comb teeth, housing a dual cartridge containing a separate viscous bleach dye compound and a formulated viscous accelerator compound with a dual plunger rod having rack teeth aligned with the dual cartridge. A lever handle is pivoted onto the comb body and includes a ratchet arm pivotally engaging the lever handle and meshing with the plunger rod rack teeth. When the handle is manually pivoted the plunger rod slides linearly forward, and compresses the cartridge forcing the separate compounds to flow between selected comb teeth. A mixer, in fluid communication between the cartridge and the teeth, forces the separate compounds to blend together highlighting a person's hair in a spaced relationship when the comb is drawn through ones hair and the lever is manually compressed simultaneously.

Abstract: Aqueous liquid compositions are provided, which comprise nonionic polymers, such as polyvinyl alcohol (PVA), polyvinylpyrrolidone (PVP), or combinations thereof, and which are free of or substantially free of salt-forming groups. The aqueous liquids form solid, flexible films after direct application to skin, and the films may be peeled from the skin to remove adhered keratotic plugs from pores of the skin. The compositions are easily applied to skin, without dripping, with fingers, a brush, or other applicators.

Abstract: A method of treating skin comprising: applying a first composition to a portion of skin to form a prepared surface; and contacting said prepared surface with a hair removal device to form a contacted surface, wherein said hair removal device comprises at least one of: a skin engaging member, a molded shaving aid, and a combination thereof; applying a second composition to said contacted surface to form a treated surface, wherein at least one of said first composition, said hair removal device, said second composition, or a combination thereof comprises a pyrithione source, such as zinc pyrithione.

Abstract: A holder for securing a hair extension having a weft and a hair piece extending from the weft, to a wearer's natural hair. The holder includes a length, a transverse profile having a hair extension edge and a securing edge opposingly disposed from the hair extension edge. The holder comprises a channel disposed substantially longitudinally along the entire length of the holder and a plurality of apertures to receive a plurality of attaching means for securing the holder to the wearer's natural hair. The channel includes a neck and an interior cavity connected to the neck, wherein the neck defines an opening along the length of the channel at the hair extension edge. The interior cavity is configured to receive the weft and the neck is configured to enable penetration of the hair piece through the opening along the length of the channel.

Abstract: The present invention relates to a cationic aminopyridine of general formula (I), acid-addition salts thereof and solvates thereof: in which: R1 is a linear or branched, saturated C1-C20 alkyl radical, substituted and/or interrupted with a cationic radical. The present invention is also directed towards a process for synthesizing this cationic aminopyridine, compositions, uses, hair dyeing processes and devices using this cationic aminopyridine.

Abstract: The present invention relates to a two part aqueous oxidative colouring composition for keratin fibres especially human hair with improved and homogeneous conditioning effect from root to tip, improved colour fastness against washing and for achieving homogeneous even colouration. Present invention is on a two part aqueous composition for colouring keratin fibres especially human hair, characterised in that the first part A is an aqueous composition and comprises at least one oxidative dye precursor, optionally at least one coupling agent and/or at least one direct dye and furthermore comprising at least one anionic surfactant the second part Part B is an aqueous composition and comprises at least one oxidizing agent and at least one cationic polymer.