Abstract: A device and method are used for identifying a tablet cassette in an automatic tablet packing machine, which includes a plurality of tablet cassettes that contain medicine, and a plurality of cartridges, each of which is installed in a predetermined position in the automatic tablet packing machine and is adapted to receive the tablet cassette. The device includes a non-contact tag that is attached to a predetermined location of the tablet cassette and a position scan board. The non-contact tag contains medicine data and cassette data. The cartridge reads data from the non-contact tag in a non-contact way, combines the cassette data and the medicine data with a unique number for the cartridge and outputs the combined data as medicine position data. The position scan board retrieves the medicine position data from the cartridge, stores and updates the data, and outputs the data.

Abstract: A coupling closure is provided for substantially environmentally-sealed reversible closure of containers or hose elements. At least one first flexible band with at least one first closure element is provided. At least one second flexible band is provided with at least one second closure element that is complementary to the first closure element. A top side of the first band comprises at least one third closure element and a top side of the second band comprises at least one fourth closure element. Also a coupling closure is provided for substantially environmentally-sealed reversible closure of containers or hose elements comprising a plurality of frame bands and articulation devices. Immediately adjacent frame bands are connected with one another via at least one articulation device between the immediately adjacent frame bands to form a circumferential folding frame wherein inner sides of at least two adjacent or opposing frame bands are foldable one on top the other to form a closure.

Abstract: A method of making a package (5) comprising a mineral wool product (1) substantially air-tightly enclosed by a foil (25), characterised by bringing about a dimensional reduction of said mineral wool product (1) by mechanically compressing said mineral wool product (1) in a first direction using mechanical compressing means (30) and evacuating said dimensionally reduced mineral wool product (1) enclosed by said foil (25).

Abstract: A continuous motion packaging system for packaging a series of articles in cartons as the cartons are moved along a carton conveyor. A series of selector wedges engage and form groups of articles received on the cartons, which are folded or wrapped about the articles as the cartons are moved forwardly along a packaging path.

Abstract: A method for continuous loading and set-up of cartons, each for holding an array of articles such as bottles (B), each carton comprising a top part (40) which includes one or more top panels (42) and one or more side panels (48, 50), and further comprising a carton base (10) which carton base includes a main base panel (12) and one or more wall panels (14, 16). The method comprises the steps of: a. continuous loading of one or more articles onto the carton base (10), b. offering up the top part (40) in alignment with the carton base (10), c. maintaining secure alignment of the top part (40) with the carton base (10), while d. securing together the or each side panel (48, 50) of the top part to the carton base (10) so as to complete the carton base and so that the array of articles is substantially encased in the set-up, loaded carton.

Abstract: An apparatus is disclosed for inserting a previously compressed resilient stopper into a bottle and includes a plunger unit having a protrusion; a compressor having a first and second portion with the first portion having a first cavity that has a first aperture and a second aperture and with the second portion having a centering guide. The protrusion has a protrusion length sufficient to push the stopper along the first cavity so as to partially insert the stopper into a mouth of the bottle when the mouth is held against the centering guide. The first cavity has a dimension that compresses the stopper so that it fits into the mouth of the bottle when the stopper is pushed along the first cavity, while permitting the extraction of the compressor away from the stopper and the bottle without extracting the stopper from the mouth.

Abstract: A round baler comprises a mechanism for encircling a bale after it has been formed with a wrapping material drawn from a web on a supply roll. In the invention, means are provided for adjusting the width of the web of wrapping material as it is offered to a formed bale, so as to selectively enable and disable the wrapping of the edges of the bale.

Abstract: An air decontamination system including a sealed room to hold at least one person and the sealed room having an air inlet. The system further including a vacuum unit to create a negative pressure within the sealed room, by suctioning air through the air inlet into the sealed room and then from the sealed room into an inlet of the vacuum unit. The system still further including a work surface disposed in the sealed room at a predetermined height above a floor of the sealed room and the work surface to receive at least one mail piece and the air to be suctioned downwardly over the at least one mail piece and the work surface; and a filter unit to filter the air as the air is drawn out of the sealed room.

Abstract: Collection apparatus are installed in a horizontal separator vessel to aid conventional coalescing media to remove mist and droplets from a gas flow, typically downstream from a compressor. The collection apparatus have filaments which act to wick the coalesced droplets either from the conventional coalescing media or from the sides of the vessel toward an annular channel which collects the droplets and assists in delivering the droplets, by gravity, to the bottom of horizontal vessel where they are carried to a collection area. Use of the collection apparatus permits a reduction in the size of the separator vessel and further permits vapor load factors of up to about 10 times that in a conventionally designed separator vessel.

Abstract: Impact type gas-particle separation is applied to ultra-fine particles by judiciously altering the aerodynamic drag on the particles with respect to their inertia by operation at sub-atmospheric pressures. An impact separator has a housing having a channel in which particles flow in a fluid such as air, a purified gas or mixtures thereof. A plurality of blades are placed in the channel for affecting the motion of the particles and the fluid with respect to each other. A second channel branches from the first channel to receive particles diverted and separated from the flow of the fluid in the first channel. A flow mechanism creates a sub-atmospheric pressure in the channel.

Abstract: Portable devices for mitigating the accumulation and localized settling of airborne particulates are provided. The devices establish airflow patterns which push or carry various airborne particulates outwardly away therefrom, thereby establishing a localized zone having relatively fewer airborne particulates. Correspondingly, each the devices establishes a localized zone, defined circumferentially about the perimeter of the device, in which there is relatively less surface accumulation of particulates which were previously airborne and settled out. The devices establish such airflow patterns by proving a fan which draws a volume of air axially through a top portion of the device, then pushes the volume of air axially down through the device where it is radially emitted from the bottom portion of the device, defining a circumferentially expanding plane of airflow.

Abstract: A filter element for cleaning a fluid having a pleated filter medium designed for radial flow, to the outside of which a circumferential reinforcing thread is applied. The outside of the filter medium is divided into two axial sections, to which the reinforcing thread is applied in a plurality of circumferential thread windings, such that the axial distance between directly adjacent thread windings differs in the two sections.

Abstract: A ceramic honeycomb product comprising a thin-walled ceramic honeycomb structure incorporating a plurality of parallel channels bounded by thin channel walls traversing the body from a first end face to a second end face thereof; and a composite coating disposed on at least one end face of the structure comprising a powder of an abrasion-resistant ceramic dispersed in a dried siliceous matrix.

Abstract: A wire mesh mist collector pad having multiple density zones, the zones being arranged other than to provide a constantly increasing density gradient, provides a reduced pressure drop and increased capacity.

Abstract: A harvester is described having a metal detection system capable of resolving the position of a metal foreign object across the width of the feeder section of the harvester. Means mounted externally of the harvester are provided for emitting at least one of an audible and a visible pulsed signal of which the pulse sequence is encoded to indicate the position of a detected foreign object in the feeder section.

Abstract: A self-sharpening cutting blade for use in a disc-mower or mower-conditioner achieved by treating a cutting blade in a manner creates a hardness gradient within all or a portion of the blade thickness, said gradient causing the blade to exhibit self-sharpening characteristics during use.

Abstract: The invention relates to a harvesting apparatus (10), particularly a corn picker, comprising two drawing-in and picking units (18), each of which is provided with a picking gap (24) and a drawing-in device (26) that can be operated so as to draw plants into the picking gap (24) by means of which the infructescences can be separated from the plants. The inventive harvesting apparatus (10) further comprises a stalk chopper (32) that is disposed downstream of the drawing-in device (26), is used for comminuting the plant stalks, and is provided with a knife (36) which can be rotated about a shaft extending at least approximately in a vertical direction. The invention is characterized in that the envelope circle (38) described by the knife (40) of the stalk chopper spans at least the drawing-in devices (26) of two adjacent drawing-in and picking units (18).

Abstract: During a jet spinning method, the rotating fibre ends or the subsequent wound fibres of the spun yarn (70) cause a spinning tension Fs. In tests, a direct correlation has been established between the spinning result and the spinning tension Fs. The aim of the invention therefore is to provide a method for spinning yarn in a jet spinner that permits an ideal spinning tension Fs despite high spinning speeds, thus achieving an optimal spinning result, in particular with regard to the yarn quality. According to the invention, a jet spinner is operated with a spinning tension Fs<20 cN by means of a configuration of spinning box elements.

Abstract: A method for visually displaying the maintaining of specified effects in a produced fancy yarn by measuring the deviations of the yarn diameter from the desired specifications. The display is a two-dimensional classifying matrix which is known per se. The display matrix is divided into longitudinal regions in one dimension and diameter regions in the other dimension, and forms a class in each case by combining a longitudinal region with a diameter region, wherein each deviation from the desired specification is allocated to a class. Only the effect regions of a fancy yarn are included in the classifying matrix, with only the regions of the fancy yarn counting as effect regions, the diameter of which is at least a specified amount over a specified web diameter and the length of which exceeds a specified minimum length.

Abstract: An elevator belt (20) or rope (25) includes a plurality of tension members (22, 26, 46) encased within a polyurethane jacket (24, 28). Each tension member includes a plurality of strands (42), which are each made up of a plurality of wires (40). During the manufacturing process, broken wire (44, 54) ends are recaptured so that they do not protrude outward from the strands (42) or cords (46). A variety of recapture techniques are disclosed.

Abstract: The invention relates to a fiber guide channel for an open-end spinning device and to a method for producing such a fiber guide channel. Fiber guide channels are known per se and serve for the pneumatic transport of individual fibers which are combed out of a feed fiber assembly by an opening cylinder that rotates in an opening cylinder housing, to a spinning rotor running at high speed in a rotor housing that can be subjected to a negative pressure. According to the invention, the fiber guide channel (13) is configured as a hollow body whose internal diameter decreases towards its orifice (26). The fiber guide channel (13) is produced according to a method of manufacturing wherein a first over-sized blank shape is produced by injection molding from a mixture of a sinterable material and a binder. Said blank is converted to a porous intermediate shape by removing the binder and brought into a final shape which requires little finishing by sintering.

Abstract: A chain including a plurality of cages connected together, each cage including at least two arms having at least one feature which distinguishes one or more of the at least two arms from a remainder of the arms, said at least arms being bent in a direction away from a base point.

Abstract: A skate truck for interposition between two mutually facing parts of a flexible cable guide is composed of plural skate units interconnected to one another by interconnecting members that allow both vertical articulation and lateral movement of the skate units relative to the interconnecting members and relative to adjacent skate units.

Abstract: A turbine engine has a case with an axis. A fan is mounted for rotation about the axis. A turbine is mechanically coupled to the fan to drive rotation of the fan about the axis. A number of compressor/turbine units are downstream of the fan and upstream of the turbine along a core flowpath. A number of compressors are coupled to the compressor/turbine units to receive air and deliver combustion gas to drive the turbine.

Abstract: Fluid dynamic power generation methods and associated apparatus are disclosed for introducing a fluid through an intake into a convergent-divergent stream duct adapted for accelerating the fluid. The fluid is cooled within the convergent-divergent stream duct and ejected through a variable area exhaust port, the ejected fluid having a higher kinetic energy than the intake fluid, for conversion to useable power.

Abstract: An exhaust gas purification system for a motor vehicle having a reducing agent storage tank, and an associated operating method. In particular, an exhaust gas purification system for a motor vehicle, for which predetermined maintenance intervals is provided. The system includes a reducing agent storage tank for storing a reducing agent intended for exhaust gas purification. A method for operating a motor vehicle having an exhaust gas purification system and a reducing agent storage tank for storing a reducing agent intended for the exhaust gas purification, which comprises predetermined maintenance work after predetermined maintenance intervals is also provided.

Abstract: In a process for monitoring the function capability of an exhaust-gas catalytic converter 5 located in the exhaust line 3 of an internal combustion engine 1, based on the measured or computed signals of a first lambda probe 6a located upstream from the catalytic converter 5 and of a second lambda probe 6b located downstream from the catalytic converter 5, the two lambda probes 6a, 6b and the catalytic converter 5 having reached their operating temperature, it is suggested that an air quantity control means 4 located in the intake line 2 is partially opened during the coasting phase of the internal combustion engine 1 in order to cool the catalytic converter 5 located in the exhaust line 3, so that in the catalytic converter 5 an axial temperature distribution forms over time, from the signals of the two lambda probes 6a, 6b and the temperature distribution the axial distribution of the oxygen storage capacity OSC of the catalytic converter 5 being computed, and using this distribution of the oxygen storage ca

Abstract: In an air-fuel ratio feedback control device for a fuel injection control system, a catalyst deterioration diagnosing means for carrying out deterioration diagnosis of the catalyst is equipped with a diagnosis permission judging means for judging permission of the deterioration diagnosis of the catalyst on the basis of a driving area of the internal combustion engine, an air-fuel ratio varying means for varying the target upstream air-fuel ratio at the catalyst deterioration diagnosis time, a catalyst deterioration judging means for judging the deterioration of the catalyst on the basis of the downstream air-fuel ratio detection output at the catalyst deterioration diagnosis time, and a catalyst deterioration diagnosis prohibiting means for setting a deterioration diagnosis prohibition time of the catalyst after the catalyst deterioration diagnosis.

Abstract: A system and method for controlling venting of an on-board vehicle emissions treatment substance storage and distribution system that selectively dispenses an emissions treatment substance from a storage tank on the vehicle to an exhaust system of the vehicle include selectively coupling the storage tank to the exhaust system when pressure in the storage tank exceeds a predetermined pressure associated with the exhaust system. The invention may also include selectively coupling the storage tank to atmosphere when a pressure differential between the storage tank and atmosphere exceeds a predetermined pressure differential.

Abstract: A power system is provided having a power source, a first power source section with a first intake passage and a first exhaust passage, a second power source section with a second intake passage and a second exhaust passage, and an oxygen separator. The second intake passage may be fluidly isolated from the first intake passage.

Abstract: An exhaust aftertreatment system including a lean NOx trap, an ammonia-SCR catalyst, and an additional catalyst configured in between. The lean NOx trap adsorbs NOx from lean exhaust and produces ammonia during regeneration. The SCR catalyst adsorbs most of that ammonia and subsequently uses that ammonia to reduce NOx. The additional catalyst is adapted to reduce the concentration of hydrocarbons in the exhaust during LNT regeneration and thereby mitigate hydrocarbon poisoning of the SCR. In one embodiment, the additional catalyst is a hydrocarbon-SCR catalyst. In another embodiment, the additional catalyst is an oxidation Catalyst. In a further embodiment, the additional catalyst is a hydrocarbon adsorbent. An oxidation catalyst can be made to store oxygen for hydrocarbon oxidation while avoiding excessive oxidation of ammonia by appropriately limiting that oxygen storage capacity.

Abstract: An exhaust after-treatment system for a vehicle including a dosing agent that is selectively injected into an exhaust from a dosing agent supply includes a first module that determines a level of a dosing agent source and a second module that determines whether the vehicle is at a convenient location for replenishing the dosing agent source. A third module selectively inhibits vehicle operation if the level of the dosing agent source is below a threshold level and the vehicle is at the convenient location.

Abstract: Decreases in the volume of intake air to an engine in response to environmental changes results in an increase in amount of PM emissions. In view of this situation, a correction coefficient of fuel supply interval is calculated based on the variation in amount of PM emissions to adjust a reference fuel supply interval in order to determine an target fuel supply interval. By adjusting the fuel supply interval, a fuel supply amount appropriate to the variation in amount of PM emissions, thereby preventing clogging of the injection hole of a supplemental fuel valve, while maintaining fuel economy.

Abstract: A variable valve actuation system is disclosed for providing exhaust to at least one component downstream of an engine. The system includes a supply of low pressure fluid, an engine fluid sump, and an exhaust valve disposed in an engine cylinder. The system also includes a hydraulic actuation system operably connected to the exhaust valve of the engine cylinder and a braking control valve operably connected to the hydraulic actuation system. The system further includes a device for accumulating fluid and a device for fluidly coupling the hydraulic actuation system to the accumulating device.

Abstract: A ceramic honeycomb filter comprising pluralities of porous ceramic honeycomb structures 1A, 1B each having large numbers of flow paths 41, 42, 43 partitioned by cell walls 30, which are connected to each other in a flow path direction, desired flow paths being sealed such that an exhaust gas passes through pores of the cell walls 30, the cell walls 31 of at least one honeycomb structure 1A being connected by plugs 50 to the cell walls 32 of a honeycomb structure 1B adjacent thereto with a gap 54 in the flow path direction, and a catalyst being carried by at least part of the cell walls 30 and/or the plugs 50, 52, an exhaust gas-cleaning apparatus comprising the ceramic honeycomb filter and a fuel-adding means disposed upstream thereof, and an exhaust gas-cleaning method using the ceramic honeycomb filter.

Abstract: An internal combustion engine includes a first set of combustion cylinders, a second set of combustion cylinders, and a turbocharger having a turbine. A first particulate filter includes a bottom inlet in communication with the first set of combustion cylinders, a top outlet in communication with the turbine, and a generally vertically upward flow path through the first particulate filter inlet. A second particulate filter includes a bottom inlet in communication with the second set of combustion cylinders, a top outlet in communication with the turbine, and a generally vertically upward flow path through the second particulate filter inlet. An ash accumulation receptacle is positioned generally below each of the first particulate filter inlet and the second particulate filter inlet.

Abstract: An engine exhaust passage is provided with a fuel addition valve (14) for adding fuel in the form of atomized drops, an oxidation catalyst (11), and an NOx storage and reduction catalyst (12) in that order. The oxidation catalyst (11) carries as a precious metal not only platinum Pt, but also palladium Pd. A molar ratio of the platinum Pt with respect to the sum of the platinum Pt and palladium Pd carried on the oxidation catalyst (11) is set to between about 50 percent to about 80 percent.

Abstract: A combined diesel gas-turbine system for optimizing operation and combustion processes of a diesel engine includes a catalytic sub-system, a turbo-generator sub-system and a hybrid sub-system. The catalytic sub-system is in communication with an exhaust port of the diesel engine and is operative for combusting and reducing all pollutants from diesel exhaust. The catalytic sub-system is a three-way catalytic converter and a first catalytic converter in series with a second catalytic converter. The turbo-generator sub-system is operative for the reclamation of secondary energy from the catalytic sub-system and includes a turbine in communication with the second catalytic converter for receiving a source of cleaned exhaust gas to drive the turbine. The hybrid sub-system is operative for the management of energy within the system. The system may incorporate a waste heat recovery system and convert it to mechanical power.

Abstract: An exhaust emission control device is realized which causes no battery exhaustion nor deterioration in engine startability even when the forced regeneration using the electric heater is conducted in the engine stopping status. Disclosed is an exhaust emission control device in which adopted as a filter body 7 for capturing particulates is a heat-regenerative particulate filter 10 with electric heater, the captured particulates being burned by heating of the electric heater 9 to forcedly regenerate the particulate filter 10. A control unit 37 responsible for a series of control operations with respect to the forced regeneration of the particulate filter 10 is constructed such that the forced regeneration in an engine stopping status is conduced only when the voltage of the battery 34 is higher than a stipulated value, and is temporarily interrupted when engine starting operation is conducted during the forced regeneration in the engine stopping status.

Abstract: The invention concerns a structure (11) comprising a filtering member (21) comprising intake conduits (35) for the gases to be filtered, and conduits (37) for extracting the filtered gases, separated from the intake conduits (35) by porous filtering walls (43). The intake conduits (35) emerge into openings (49) for discharging respective residues, provided downstream of the respective intake openings (47). The openings discharging residues (49) of the intake conduits (35) open into a common manifold (25) for receiving solid filtering residues, forming counter-pressure means for the intake conduits (35). Said manifold (25) is isolated from the extracting conduits (37). The invention is applicable to particulate filters for exhaust gases of a motor vehicle diesel engine.

Abstract: To provide an exhaust pipe structure in which the length of the exhaust pipe can be elongated while the total dimension is restricted. Provided is an exhaust pipe structure which includes an upstream-side exhaust pipe connected to exhaust ports of an engine. An exhaust chamber is provided which has an exhaust-gas inlet and an exhaust-gas outlet, and in which the upstream-side exhaust pipe is connected to the exhaust-gas inlet. In addition, the exhaust pipe structure includes a downstream-side exhaust pipe which is connected to the exhaust-gas outlet and which extends in such a direction as to move away from the exhaust ports. In the exhaust pipe structure, the exhaust-gas inlet is formed at a position farther away from the exhaust ports than the exhaust-gas outlet is positioned.

Abstract: A hydrodynamic torque converter includes a pump wheel with a plurality of pump wheel vanes arranged in a row in the circumferential direction around an axis of rotation; a turbine wheel, which can rotate relative to the pump wheel around the axis of rotation and which has a plurality of turbine wheel vanes arranged in a row in the circumferential direction around the axis of rotation; and a stator with a plurality of stator vanes arranged in a row in the circumferential direction around the axis of rotation. The pump wheel, the turbine wheel, and the stator define a hydrodynamic circuit with an outside diameter Da, an inside diameter Di, and a maximum axial length La, where (1) Di/Da<0.58 and (2) Da5?5.2?1×1010×M, where M is the maximum torque in Nm to be transmitted via the hydrodynamic torque converter, and Da is the outside diameter of the hydrodynamic circuit in mm.

Abstract: Disclosed is a lifting gear valve arrangement for controlling a double-action lifting gear or an add-on unit with a continuously adjustable directional control valve and with an individual pressure compensator via which a pressure medium volume flow to and from a lifting cylinder of the lifting gear can be controlled. A proportionally adjustable pressure limiting valve is provided in the pressure medium flow path between an outlet connection of the directional control valve and a working connection of the lifting gear valve arrangement, via which the pressure inside this area can be limited to a maximum value. The adjustment of the pressure limiting valve is preferably performed as a function of the operating states of the lifting gear or of the type of add-on unit.

Abstract: The invention relates to a hydraulic module for hydrostatic mechanical gearboxes having two swashplates or oblique axis drive units which are integrated in the hydraulic module. The swashplate drive units are mounted in a common housing with parallel drive shafts and each have a rotating cylinder block with expellers which can move therein and which are supported in a sliding fashion on a double swashplate whose pivot angle is adjustable by means of a servo system. The double swashplate is designed to carry out positively coupled common adjustment of the volume flow of the two drive units and is equipped with bearing faces for the expellers of the respective drive units, said bearing faces having different angles of inclination relative to the respective drive shaft. The oblique axis drive units each have a cylinder block with expellers which can move therein and which are each pivotably mounted on the coaxial shafts.

Abstract: A Stirling engine is provided with a piston and a displacer. When the piston is made to reciprocate inside a cylinder by a linear motor, the displacer reciprocates inside a cylinder with a predetermined phase difference relative to the piston. In parts of the displacer and the cylinder that receives the displacer, the parts facing a compression space are made of metal, and the parts facing an expansion space are made of a low-thermal-conductivity material. In the metal part, the fitting accuracy is defined.

Abstract: An exhaust heat energy recovery apparatus for an internal combustion engine that efficiently recovers exhaust heat energy without increasing engine exhaust back pressure, and a Brayton cycle apparatus applicable to the exhaust heat energy recovery apparatus. A Brayton cycle apparatus 1 using a scroll compressor 4 and a scroll expander 6 has a simplified and downsized structure. A working fluid is compressed inside a scroll compressor 4 and expanded inside a scroll expander 6 in spaces partitioned and sealed by combinations of fixed scrolls and orbital scrolls. The conversion efficiency from heat energy to kinetic energy is high. Heat is transferred from the exhaust to the working fluid through a pipe wall of a flow passage 30a and an expander case 12 of the scroll expander 6. This further downsizes the Brayton cycle apparatus 1. The back pressure of the energy source including the exhaust is unaffected.

Abstract: The invention relates to an arrangement (A) for cooling recycled exhaust gas (AG) and charge air (LL) in a motor vehicle comprising a turbocharger respectively comprising at least one heat exchanger for the exhaust gas flow and a least one heat exchanger for the charge air flow. At least one heat exchanger for the exhaust gas flow and one heat exchanger for the charge air flow form part of a common low temperature cooling circuit (NK). The invention also relates to a method for operating one such arrangement (A).

Abstract: The invention provides an apparatus for providing forced aspiration to an internal combustion engine. The apparatus includes a first displacement device for being driven by exhaust gas from an internal combustion engine to which the apparatus is in use mounted and, a second displacement device operable to compress combustion gas for provision to an engine to which the apparatus is in use mounted. The first and second displacement devices are coupled such that when in use the first displacement device is driven and causes the second displacement device to operate.

Abstract: A turbine unit having a rotor housing (2) having at least one admission channel (9) for a fluid, as well as a turbine rotor (4) which is supported in a turbine space (23) of the rotor housing (2) and wherein fluid is led into the turbine space (23) at its periphery through a VTG mechanism (5-8) of variable turbine geometry. The VTG mechanism (5-8) has a nozzle ring (6) having a plurality of vane shafts (8) which are arranged in the form of a crown on the nozzle ring (6) and which carry on one of their ends vanes (7) which can be moved from a substantially tangential position (relative to the crown) into a substantially radial position, as well as at least one control element (19) in order to pivot the orientation of the vanes (7).

Abstract: A control system for a turbo charged natural gas engine. A butterfly valve used for fuel control upstream of a carburetor provides non-linear flow response during opening and closing and a flow compensator compensates for the non-linear response. A throttle valve position sensor acts in association with a controller which compares the throttle valve position signal with a predetermined set point and thereby opens or closes the waste gate of the turbo charger which affects oxygen content in the exhaust. A compensator for a throttle valve used with electronic engine controllers is also provided.