Abstract: A method for operating an internal combustion engine having at least one triggerable intake valve and at least one triggerable discharge valve, in which the internal combustion engine is directly started in a start-up operating mode and, following the start, is operated in at least one other operating mode. A starting discharge instant of a discharge valve of the internal combustion engine that is used during the start-up operating mode is retarded in time with respect to a standard discharge instant so as to improve the direct start-up characteristics of the internal combustion engine. In addition, to further improve the direct start-up characteristics, it is possible to retard a closing instant of an intake valve that is used during the start-up operating mode with respect to a standard closing instant.

Abstract: A cooling mechanism for a rotary valve cylinder engine 1 comprising a rotary valve cylinder 3 rotatably mounted within an outer cylindrical valve element 8, the rotary valve cylinder 3 and the outer cylindrical valve element 8 each being formed with a respective valve port 51, 71, 81, the rotary valve cylinder 3 being rotatable relative to the outer cylindrical valve element 8 to a position in which the ports 51, 71, 81 are aligned, the cooling mechanism comprising fluid passages 11, 28 formed in the rotary valve cylinder 3 and the outer cylindrical valve element 8 through which, in use, cooling oil flows.

Abstract: A controller (20) estimates an internal cylinder pressure of an engine (1) on the basis of the operating conditions of the engine (1), torque variation in the engine (1) is calculated on the basis of the estimated internal cylinder pressure, and an opposite phase torque of the torque variation in the engine (1) is calculated as a torque correction amount. The controller (20) then calculates a torque command value for a motor generator (2) by adding the torque correction amount to a basic torque value for driving the motor generator (2) to rotate, and performs torque control such that the torque of the motor generator (2) equals the torque command value.

Abstract: A piston for an internal combustion engine of an automotive vehicle. The piston has a piston ring and a piston skirt section each of which has a sliding section in slidable contact with a cylinder bore section of a cylinder block in presence of a lubricating oil. The cylinder bore section is formed of eutectic or hyper-eutectic aluminum alloy. Additionally, a hard carbon thin film is coated on the sliding section of the piston and contains hydrogen atom in an amount of not more than 1 atomic %. Here, the lubricating oil contains at least one selected from the group consisting of ashless fatty acid ester friction modifier, ashless aliphatic amine friction modifier, polybutenyl succinimide, derivative of polybutenyl succinimide, zinc dithiophosphate, and derivative of zinc dithiophosphate.

Abstract: A piston for diesel engine applications has a piston body cast entirely of one piece of steel and includes a piston head with a combustion bowl, a ring belt and an oil cooling gallery. A pair of pin bosses and a piston skirt are cast as one piece with the piston head out of the same steel material.

Abstract: A direct-injection internal combustion engine includes a variable-exhaust-valve control device for controlling value timing of a variable exhaust valve through which the combustion chamber of an engine cylinder communicates with an exhaust path. The variable-exhaust-value control device retards the opening timing of the variable exhaust value to a retard side when the fuel is injected during a compression stroke or an expansion stroke while the direct-injection internal combustion engine is operating in a cold-start state.

Abstract: An apparatus includes a sensor configured to be coupled to a throttle interface. The sensor is configured to output a sensor signal associated with a condition of the throttle interface. A first brake element has a first friction surface and a second brake element has a second friction surface. The second brake element is configured to be coupled to the throttle interface. The friction surface associated with the first brake element is positioned opposite the friction surface associated with the second brake element. The first brake element is configured to move relative to the second brake element. An actuator is coupled to the first brake element and is configured to output haptic feedback to the throttle interface via the first brake element based on the sensor signal.

Abstract: A device for ignition control in a cylinder of an internal combustion engine includes an ignition coil which has a connected primary winding and a secondary winding, which is connected to a spark plug. The device also includes an ignition control unit, which connects the primary winding by way of a first line and is connected to the secondary winding by way of a second line. The second line supplies an ionic current signal emitted from the spark plug to the ignition control unit. A single line is used as the first line and the second line. The active direction of the line can be adjusted by different levels of voltage applied to the line.

Abstract: A fuel system includes a fuel rail that communicates fuel at a first pressure through a fuel amplifier to a fuel injector. The fuel pressure amplifier increases the pressure from the first pressure to a second pressure. The second pressure is higher than the first pressure and is communicated through each of the plurality of fuel injectors. The fuel amplifiers provide for the application of fuel pressure without the need to configure each and every fuel system component for the corresponding higher pressures.

Abstract: A method and apparatus for attenuating fuel pump noise in a direct injection internal combustion engine. In one proposal, the direct injection fuel nozzle is suspended from a fuel rail in a fashion that avoids direct metal-to-metal contact between the injector and the engine block. The direct injection nozzle may also be connected to the fuel rail by a pair of spaced-apart seals which equalize the longitudinal pressure on the nozzle during operation. Enlarged diameter fuel reservoirs and/or a restricted orifice may be provided fluidly in series between the fuel pump and the direct injection nozzle in order to attenuate noise resulting from fuel pump pulsation.

Abstract: A method of controlling an engine, the method comprising of providing fuel having a blend to a cylinder of the engine, actively varying said fuel blend in response to at least an operating condition, and where during a transient operating condition, said blend is adjusted to increase a heat capacity of said fuel to reduce a tendency for knock.

Abstract: An engine ECU executes a program including: the step of outputting a fuel-cut instruction when conditions that an accelerator position PA is not higher than a threshold value and a rate of increase DNE of engine speed NE is not lower than a determination value DNE(0) are satisfied; the step of fully closing throttle opening; and the step of suspending ignition of air-fuel mixture by a spark plug.

Abstract: A pump for a combustion engine is disclosed. The pump may have at least one pumping member movable through a plurality of displacement strokes during a single engine cycle. The pump may also have a controller in communication with the at least one pumping member. The controller may have stored in a memory thereof a map relating a speed of the combustion engine and fuel demand to a contribution factor associated with each of the plurality of displacement strokes and a total fuel delivery amount.

Abstract: The invention can avoid an energy dissipation and a consumption of an apparatus by minimizing a driving amount of a fuel pump and maintain an improved fuel supply state, in a fuel supply system injecting a liquefied gas fuel by an injector and supplying to an engine.

Abstract: The invention relates to a fuel injector for injecting fuel into the combustion chamber of an internal combustion engine. The fuel injector has an injection valve member that can be actuated directly by a piezoelectric actuator. This injection valve member is contained in a nozzle body of the fuel injector and can be moved into its closed position by a spring element. A hydraulic boosting device is provided between the piezoelectric actuator and the injection valve member in order to adapt the force to be exerted by the piezoelectric actuator to the opening force curve of the injection valve member.

Abstract: An injector has a valve pin whose position is adjustable according to the pressure prevailing in a control chamber and which blocks a fluid flow through at least one injection port in a closed position. The injector has a control chamber that is hydraulically coupled to a high-pressure fluid reservoir, a piezo actuator, and a control valve which hydraulically connects and disconnects the control chamber, the piezo actuator acting upon said control valve. A combination of a triggering period for the piezo actuator and electric power that is to be fed to the piezo actuator is varied from a predefined initial combination to a target combination in which a pressure curve is detected that is characteristic of a movement of the control valve out of the closed position thereof without fluid being proportioned through the injection port.

Abstract: The invention relates to, in particular, a fuel injection valve and to a method for injecting fuel into a combustion chamber of an internal combustion engine. According to the invention, a mechanical positive-control valve gear is provided for a nozzle needle of the fuel injection valve in order to carry out an injection of fuel.

Abstract: A high-pressure fuel pump (10) used in a fuel system includes an electric motor (14) having a drive shaft (16) to which is attached a pumping element (18). A fuel inlet passage allows low-pressure fuel to be drawn into the pump, and a fuel outlet passage (24) allows high-pressure fuel to be pumped to an internal combustion engine (E). A check valve assembly (30) is installed in the outlet passage and includes a check valve (36) which, when the pump is off, blocks an inlet (38) into the outlet passage to prevent fuel flow through the passage and into the pump resulting in a decrease in pressure in the fuel system. When the pump is operating, the check valve is forced away from the inlet to open the valve and allow fuel to freely flow through the passage. The fuel flows both around and through the check valve as it flows through the outlet passage.

Abstract: A fuel conditioning method is applicable to common rail direct injection or unit injector system. A liquid fuel is conditioned for higher-efficiency combustion in a combustion chamber. The conditioning system includes a fuel vessel for fuel conditioning, at least one fuel dispersing nozzle mounted for discharge into the fuel conditioning vessel, at least one gas inlet port, and at least one conditioned fuel outlet port located in the vessel. A gas source feeds a gas to the fuel conditioning vessel, wherein the gas is dissolved in the liquid fuel for forming a liquid/gas fuel solution. A low-pressure fuel pump and a liquid fuel supply line deliver liquid fuel from a fuel tank to the at least one dispersing nozzle of the fuel vessel at pressure P1 higher than the gas pressure P2. A high-pressure fuel pump feeds the liquid fuel/gas solution into a common rail and further into fuel injectors, providing a pressure P4 higher than a pressure P5 in the combustion chamber at a moment of combustion.

Abstract: The fossil fuel supplied into the engine and combustion device passes through the fuel-enhancing unit of the enhancing device of the present invention with the burned object generating far-infrared radiation and negative ion. Therefore, it can be attained complete combustion; it can improve fuel consumption; and emission gas including nitrogen oxide, particulate, carbon monoxide, hydrocarbon and carbon dioxide and black smoke can be reduced.

Abstract: A heating device for use in an internal combustion engine having an intake defining a passage is disclosed. The intake includes an opening in communication with the passage. The heating device includes a one-piece housing having a mounting flange portion and a first leg portion positioned substantially parallel to and spaced apart from a second leg portion. The mounting flange is adapted to mount to the intake and cover the opening. The heating element is coupled to the one-piece housing and positioned between the first and second leg portions. The heating element is positioned in a heat transfer relation with the passage to thereby heat air flowing through the passage.

Abstract: The snow remover has a cooling fan for directing cooling air to an engine, and an air cleaner. The air cleaner has an air intake for drawing in outside air. The cooling fan and the air intake of the air cleaner is housed within the engine cover. Cooling air is changed to warm air by the cooling of the engine body, and this warm air is guided towards the air intake of the air cleaner by a guide duct.

Abstract: An engine control system includes an EGR device 10 which connects an exhaust passage Ex and an intake passage I and has an EGR valve; an intake throttle valve 41 placed in the intake passage I; and an engine control unit which is provided with an engine operation data calculator A1 accumulating mileages of a vehicle or an engine operation period, a fuel injection controller A2 controlling a fuel injection amount and a fuel injection timing, an EGR controller A3 controlling an opening of the EGR valve; a throttle valve controller A4 controlling an opening of the intake throttle valve; and an EGR passage cleaning controller A5 which delays a fuel injection timing Tn, increases an opening ? g of the EGR valve, and reduces an opening ? s of the intake throttle valve when the total mileage or the total operation period calculated by the engine operation data calculator becomes equal to a predetermined threshold.

Abstract: An oil mist removal device, with oil fill, is provided for an internal combustion engine. A housing has first and second passages, and a separator therebetween. An oil fill port in the first passage is provided for adding oil to the engine.

Abstract: Apparatus for separating oil from crankcase ventilation gases of an internal combustion engine having at least two oil separators in the form of cyclones connected in parallel and traversed by the crankcase ventilation gases. The apparatus is equipped with a control valve that divides the volumetric flow of the crankcase ventilation gases into at least two subflows, depending on the magnitude of the volumetric flow, and conducts the subflows to the at least two oil separators. A control piston releases or blocks access of the gases to additional cyclones depending on the dynamic pressure of the crankcase gas.

Abstract: A platform minute adjustment, expansion and collection device for a stone cutter includes a water tank supported by a pair of racks, a pair of guide rods spacedly bridged on the racks, a first water collection plate and a second water collection plate, both of which are slantly disposed to a front rack, a platform having a pair of rotors on the lower side thereof and slidably engaged on the inner sides of the guide rod. The platform has a pair of expansion plates for enlarging its size and for cutting a large-sized working piece, and two minute adjusting devices mounted on the tops of the racks for displacing the platform slightly, such that the sawdust may be stopped scattering all over the working place.

Abstract: A collateral ventilation bypass trap system directly linked with a patient's lung or lungs may be utilized to increase the expiratory flow from the diseased lung or lungs, thereby treating one aspect of chronic obstructive pulmonary disease. The system includes a trap, a filter/one-way valve, an air carrying conduit and a retention device for securing system elements in position. The system also includes a flow restriction device for controlling the flow of air through the air carrying conduit.

Abstract: An improved underwater breathing apparatus includes a gas- and liquid-tight helmet, with an attached air valve, tank coupling and tank bracket. The helmet further includes a flange generally conforming to the shoulders of a user, and incorporates ballast material. The air valve is attached to the helmet with the tank coupling and the tank bracket is attached to the tank coupling. When worn, the tank bracket is oriented substantially parallel to, and a finite distance away from, the user, whereby only the flange contacts the user. In other embodiments the helmet further includes an optically transparent face shield, or the entire helmet is may be manufactured from an optically transparent material. A handle may be attached to the helmet to aid in lifting and storage. The air valve may include an air flow regulator, a compressed air supply coupling or an air flow gauge.

Abstract: A respiratory mask assembly includes a frame and a forehead support secured to the frame. The forehead support includes a joining member secured to an upper portion of the frame and a cushion frame movably mounted to the joining member. One of the joining member and cushion frame includes a pair of shafts and the other of the joining member and cushion frame includes a pair of openings. The pair of shafts are respectively received in the pair of openings to couple the cushion frame to the joining member and enable the cushion frame to move relative to the joining member. Each of the shafts has a non-circular cross section defining a major longitudinal axis that is angled forwardly of a vertical axis of one of the joining member and cushion frame so as to angle toward a front portion of one the joining member and cushion frame.

Abstract: A nasal ventilation interface including a pair of tubes configured to deliver a ventilation gas. The tubes are attachable at a first end to a ventilation gas supply hose and engageable at a second end with a person's nostril. A coupler is configured to align the pair of tubes with the person's nostrils, wherein each tube has an absence of pneumatic interconnection with the other tube.

Abstract: An arm board for supporting the forearm, wrist and hand during IV therapy which includes a contoured brace with removable straps for securing the forearm and middle two fingers of the patient's hand to the support, allowing some limited movement of the middle two fingers, and free movement of the little finger, thumb and index finger to reduce fatigue without altering the position of the IV tubing.

Abstract: The present invention relates to a fail safe method and apparatus for automatically securing an area during a medical radiation procedure. Upon initiation of the procedure, an electrical signal is sent from the medical device to the locking device, which automatically secures all passages to and from the radiation room. Upon completion of the procedure, a second signal automatically is sent from the medical device thereby opening the locking device and allowing free passage to and from the room.

Abstract: An apparatus and method of use or treatment are disclosed for creating intrauterine adhesions resulting in amenorrhea. In particular, the apparatus relates to an easily deployed intrauterine implant that readily and consistently reduces or eliminates abnormal intrauterine bleeding. In addition, the apparatus is also used as a uterine marker device for visualizing endometrial tissue thickness and potential changes. The method of the present invention serves as a supplement to or a replacement for conventional hysterectomy or ablation/resection procedures used to treat menorrhagia.

Abstract: A catheter includes a plurality of primary leads to deliver energy for ligating a hollow anatomical structure. Each of the primary leads includes an electrode located at the working end of the catheter. Separation is maintained between the primary leads such that each primary lead can individually receive power of selected polarity. The primary leads are constructed to expand outwardly to place the electrodes into apposition with an anatomical structure. High frequency energy can be applied from the leads to create a heating effect in the surrounding tissue of the anatomical structure. The diameter of the hollow anatomical structure is reduced by the heating effect, and the electrodes of the primary leads are moved closer to one another. Where the hollow anatomical structure is a vein, energy is applied until the diameter of the vein is reduced to the point where the vein is occluded. In one embodiment, a secondary lead is surrounded by the primary leads, and extends beyond the primary leads.

Abstract: An improved method for flushing the residue from internal surfaces of cavities in, for example, turbine blades. In accordance with one aspect of the invention, provision is made for simultaneously flushing the internal cavities of a plurality of turbine blades, with each blade having a plurality of cavities therein.

Abstract: An apparatus for generating a fluid meniscus to process a substrate is provided. The apparatus includes a manifold head with a manifold surface having a plurality of conduits configured to generate a fluid meniscus on a substrate surface when positioned proximate the substrate. The manifold head has a plurality of passages capable of communicating fluids with the plurality of conduits. The apparatus also includes an interface membrane attached to a portion of the manifold head. The interface membrane is configured to block a portion of the plurality of conduits during operation.

Abstract: An assembly structured to clean the head portion of a stethoscope comprising a housing including a path of travel along which the head portion passes during cleaning. A supply of cleaning fluid is associated with a dispensing assembly which is cooperatively disposed relative to an activating assembly. The activating assembly is manually operated due to moveable engagement with the head portion as it travels along the path of travel. The activating assembly is thereby operatively positioned to activate the dispenser assembly when engaged by the head portion as it passes along the path of travel. The dispensing assembly delivers the cleaning fluid to an applicator assembly which distributes the cleaning fluid to the head portion and facilitates the cleaning thereof and removal of excess cleaning fluid there from.

Abstract: A washout container to which are mounted inclined ramps that allow a transit mixer, concrete pumping truck or other concrete handling vehicle to drive up over a portion of the container for dumping excess concrete and washing out waste concrete. The container cross-section may be rectangular to semi-circular, and is preferably fabricated with a steel structure. A watertight latching door assembly is coupled to the container to prevent leakage of collected liquid concrete waste material while allowing solidified concrete materials to be unloaded at a disposal site. The interior of the container is preferably lined with a material to which concrete will not adhere. The liner may be applied as a coating to the interior of the container or as a solid material retained within the container. In this way, solidified waste concrete can be easily removed from the container at the disposal site and preferably crushed for recycling.

Abstract: A multi-purpose convertible device interchangeably convertible from a shovel mode to an anchor mode, wherein, when in the shovel mode, the convertible device removes earthen material to form an opening, and when in the anchor mode, the earthen material is positioned on a portion of the convertible device to weigh down the convertible device such that the convertible device resists displacement by typically encountered environmental conditions.

Abstract: A winch for opening and closing an umbrella includes a winch drum mounted within an elongate support tube of the umbrella, to rotate about a longitudinal axis thereof. A threaded shaft is coaxial and rotationally fast with the drum. A line is fixed at one end to the drum and at other end to a sleeve, to which struts are pivotally connected, each strut being associated with a canopy-supporting rib. A travelling nut is engaged with the threaded shaft and blocked for rotation relative to the tube. A guide is fixed to the nut for guiding the line onto the drum, and a motor is also enclosed in the support tube and drivingly connected to the winch drum.

Abstract: The present invention is an improved tensioned canopy shelter of the type used by backpackers. The canopy of the new shelter has a lower rear support and a higher front pole support with a horizontal ridge strut. The ridge strut spreads the forward end of the canopy's ridgeline into a catenary-tensioned panel, with dual catenary curves running from the ends of the ridge strut to the rear end of the canopy. The horizontal ridge strut can be supported by a single central upright pole, or it can alternately be supported at its ends by spaced upright poles for even greater stability and easier entry and exit through the front of the shelter, for example using two trekking-type poles. In the preferred form the ridge strut is provided with pole connections to allow either the single- or double-pole options. In a further preferred form, the ridge strut is removably held in a sleeve in such a manner that it may either be left in place or removed when the shelter is rolled up for storage.

Abstract: A portable enclosure, easily erectable and collapsible, to provide environment control and prevent contaminants from being released from the enclosure. The enclosure provides a flexible envelope attached to the interior of the space defined by vertical and horizontal supports which can be erected and collapsed. When erected the enclosure functions as an anteroom and has removable panels in the sides and top. In use, the enclosure is sealed against a vertical or horizontal surface to be worked on and a panel from the side of the enclosure is opened and closed to provide access to the surface by the user. When collapsed the enclosure is a package approximately the size of an average golf club bag which is easily portable to another location. Ducting is provided to which negative pressure pumps are connected to maintain negative pressure within the enclosure and draw contaminants into the pump and then into a closed container.

Abstract: A gas cabinet including an enclosure containing at least one gas supply vessel and flow circuitry coupled to the gas supply vessel(s). The flow circuitry is constructed and arranged to flow dispensed gas from an on-stream gas supply vessel to multiple sticks of the flow circuitry, with each of the multiple sticks being joined in gas flow communication to a respective gas-utilizing process unit. The flow circuitry is valved to enable sections of the flow circuitry associated with respective ones of the multiple sticks to be isolated from other sections of the flow circuitry, so that process gas can be flowed to one or more of the sticks, while other sticks are being evacuated and purged, or otherwise are closed to dispensed gas flow therethrough.

Abstract: A coupler for a faucet is disclosed which couples a first waterway component and a second waterway component, the coupler being an overmold component.

Abstract: Liquid discharge apparatus, particularly useful as a portable inoculation gun for anti-virus inoculation of plants, includes a housing having a handle at one end configured for convenient grasping by a user, a nozzle at the opposite end for discharging liquid from a discharge opening therein, and a maniputable member manually actuatable to produce a discharge of liquid from the nozzle. The nozzle includes a gas passageway communicating with the discharge opening, and a liquid passageway communicating with the gas passageway. A gas delivery system is actuatable by the maniputable member to discharge gas at high-velocity through the discharge opening via the gas passageway. A liquid source communicates with the liquid passageway in the nozzle such that each high-velocity discharge of gas from the nozzle via the gas passageway draws a quantity of liquid from the liquid source into the gas passageway and discharges it at high-velocity with the gas through the discharge opening.

Abstract: A hydraulic system has an electrohydraulic valve that controls flow of fluid to operate a hydraulic actuator, such as a cylinder or motor. A set of characterization data is provided which describes performance of the electrohydraulic valve as a function of changes in differential pressure across that valve. The hydraulic system is operated by specifying desired movement of the hydraulic actuator and in response deriving a desired valve flow coefficient which designates a level of fluid flow through the electrohydraulic valve. A compensated control signal is produced from the desired valve flow coefficient and the characterization data, to counter act effects that changes in differential pressure have on flow of fluid. The electrohydraulic valve is activated in response to the compensated control signal.

Abstract: The invention relates to a shut-off fitting comprising a housing which is connected to an adjacent pipeline in a pressure tight manner, the diameter of said pipeline defining a tubular passage in the housing. Said fitting also comprises at least one closing body which can be displaced between an open position and a closed position. The inventive shut-off fitting is characterized in that the at least one closing body can be displaced by an articulated mechanism, by means of an actuator which can be vertically displaced in relation to the flow direction, in such a way that it is arranged outside the tubular passage in its open position. The closing body has a contour which is adapted to the contour of the tubular passage, in the open position, and is located on the tubular passage in a radially sealing manner.

Abstract: A fluid distribution device comprising a “T” shaped body suitable for being connected to a fluid feeding tubing by an inlet and defining two water outlets and wherein inside the body there is provided a seat for a cartridge wherein there is arranged a gate axially moving along the axis of the two outlets by control means actually by a user, for allowing the water flow from the inlet selectively to one of the two outlets or to both at the same time.

Abstract: A papermaking screen, especially for the sheet forming zone, has one paper side and one machine side with a first type of transverse yarns of the paper side and a second type of transverse yarns (25 to 40) of the machine side. The transverse yarns are woven with at least one type of longitudinal yarns (41 to 56). The longitudinal yarns (41 to 56) on the machine side within the machine-side pattern repeat bind two respective transverse yarns of the second type (25, 28; 31, 34; 37, 40). The division of the intersections for the longitudinal yarns is then improved, so that marks in the paper to be produced are prevented to the greatest extent possible.

Abstract: A woven tape for use as a trimming of a brassiere is disclosed as including a body portion provided with a number of openings along its warpwise centerline. An advantage in the use of a woven tape according to this invention as a trimming of a brassiere is that its position relative to the bra body can be adjustable, thus allowing choices to a user, and offering both enhanced convenience and aesthetic appearance.