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Patent Searching and Data


Matches 451 - 500 out of 8,696

Document Document Title
JPH10311227A
To install a starting pump in a position uninfluenced by heating of a cylinder by fixing mutual ones by interposing an insulator between the cylinder of an engine and a carburetor, and installing the starting pump of the carburetor in an...  
JP2585289Y2  
JPH10288092A
To improve fuel suction ability of a carburetor with an acceleration pump. In a first carburetor 100, a fuel holding mechanism 120 and an acceleration pump 130 are connected by a pipe 302, in order to inject fuel in an intake path 104 fr...  
JP2817159B2  
JPH10288093A
To provide a carburetor smoothly accelerating a vehicle without generating an uncomfortable vibration accompanied with an awkward feeling. A suction piston 33 is forcedly lifted by a cam 71 to a prescribed position. Next, when the suctio...  
JPH10288094A
To provide an air screw device wherein an annular space between a tapered needle valve part and a seat hole can be formed in accurately concentric shape, and a cutting chip generated by turning of an air screw is prevented from advancing...  
JPH10281004A
To provide a variable choke carburetor which prevents the lean mixture from occurring by slackening the movement of a piston valve during acceleration and also gains an appropriate air-fuel ratio by avoiding the delay in lowering of the ...  
JPH10281005A
To improve the responding property of the fuel in a main during the transition period, average the air-fuel ratio in any operating condition, and improve the performance by discharging vapor in high temperature. The downstream of an inne...  
JPH10281006A
To provide an engine intake device capable of reducing the difference in air-fuel ratios of two cylinders, which is caused by explosion intervals being different or by other reasons. In an engine intake device equipped with one carbureto...  
JPH10266897A
To keep durability even if a nozzle diameter of a power jet becomes thin. A carbureter 11 comprises a power jet 16 provided with a nozzle 20 inside a venturi passage 15, and the power jet 16 supplies or shuts off fuel from the nozzle 20 ...  
JPH10259760A
To provide a constant vacuum slide throttle valve type carburetor for especially a two wheeler to reduce size and be excellent in suction efficiency and acceleration performance. An upper cover 4 is coupled to the upper end wall of a car...  
JPH10252563A
To increase an intake negative pressure in a Venturi part, in a variable Venturi carburetor provided with a suction piston by a cylinder part of diameter smaller than a diameter of an intake passage and a plate-shaped part protruded in a...  
JPH10252562A
To juxtapose a cylinder and a suction guide member, and when a throttle valve provided in this suction guide member is quickly open operated, in the case of providing a supply fuel increase means capable of supplying fuel to an intake pa...  
JP2824754B2
To provide a down-draft constant vacuum type diaphragm carburetor capable of improving atomization of air-fuel mixture, stability at the time of low speed rotation, controllability of fuel and responsiveness. An air intake passage 2 pass...  
JP2824753B2
To prevent deformation of a venturi forming part guide hole, a plate type guide groove and an air intake passage hole formed on a guide block at the time of forming the guide block of a synthetic resin material and fitting it in a guide ...  
JP2796816B2  
JPH10238411A
To remove an inconvenience that an accelerating pump sucks air during speed reduction by providing a check valve between a throttle piece and the connecting part of an air bleed passage in a carburetor in which the throttle piece is prov...  
JPH10220290A
To improve an output and a torque along a wide rotational speed region from an extremely low opening degree and extremely low rotation to excessive rotation by arranging a fuel blowout hole in a range in which a throttle effect by a lowe...  
JP2578473Y2  
JP2578421Y2  
JP2578472Y2  
JP2578474Y2  
JP2578475Y2  
JPH10213013A
To form an accelerator in a manner that it can supply an appropriate amount of accelerating fuel in a simple structure. In this device, the cylinder chamber 22 of an accelerating pump 21 is formed in parallel with a throttle valve 4 so a...  
JPH10184457A
To easily mount an acceleration pump, the structure of which is simplified, on a membrane type carburetor without applying processing on a carburetor body. A bellows-form elastic expansion member 75 the volume of which is changed by the ...  
JPH10176610A
To reduce the size of a variable venturi carburetor by reasonably forming its piston valve, shortening its intake passage and reducing the diameter of its diaphragm. A piston valve 12 is constituted of a platelike valve part 26 adapted t...  
JPH10159656A
To dispense with fitting parts of a lift valve so as to attain decrease of cost by providing the body of a lift valve on one side of the top cover of a carburetor, connecting the negative pressure passage of the lift valve to an opening/...  
JP2758018B2  
JPH10131807A
To enable vaporized fuel IN a constant pressure fuel chamber to normally flow to an intake passage little by little together with fuel irrespective of the posture of an engine, thereby preventing much vaporized fuel from remaining in the...  
JPH10131806A
To miniaturize a carburetor by connecting the start fuel room and float room of a start device by a start fuel introduction passage and also branching an acceleration fuel suction passage from the start fuel introduction passage. The fue...  
JPH10122052A
To prevent the escape of fuel inside a float chamber for an engine to the outside by way of a starter when the engine is being carried. A cylinder bore 10 of an accelerator is situated above a main nozzle 9 in the longitudinal axis line ...  
JPH10121974A
To provide a scavenging two-cycle engine which can enhance the function of acceleration and which can maximumly restrain deterioration of exhaust gas. A stratiformly scavenging engine is composed of a scavenging passage 3 connecting a cy...  
JPH1089153A
To improve the atomization of the fuel of a sliding throttle valve-type carburetor, and to make the carburetor compact. A notch part 15 of a prescribed length is formed from a lower end of a needle 9 to be inserted into a fuel nozzle 11....  
JPH1082347A
To prevent hunting in a light load region by restraining an EGR rate immediately after EGR starting small in an internal combustion engine furnished with an EGR(exhaust gas recirculation) system. A ventilating sectional area (clearance b...  
JP2566565Y2  
JPH1073041A
To control combustion of an engine with a simple means so as to reduce harmful components in exhaust gas by changing a condition of an air-fuel ratio into a lean condition temporally in the case where the air-fuel ratio is controlled in ...  
JPH1073053A
To mechanically control the opening or closing motion of a throttle valve disposed in an intake pipe corresponding to the EGR temperature and the intake negative pressure which fluctuate according to the operational conditions of the eng...  
JPH1073054A
To continuously hold a solenoid switch valve disposed in the fuel passage of a carburetor provided for an internal combustion engine in a state permitting its proper operation for limiting fuel when an abnormality occurs in the engine. A...  
JP2720990B2  
JP2722159B2  
JP2722111B2  
JP2748297B2
PURPOSE: To provide an ignition timing control device to simplify highland correction of an angle of lead characteristics through the use of an existing highland correction device with regard to an air-fuel ratio. CONSTITUTION: The vacuu...  
JPH1037807A
To improve a responsive characteristic of a constant negative pressure type carburetor and improve a drivability of an engine. A piston valve 16 is arranged in a main body of a carburetor in such a way that it may be freely moved vertica...  
JPH1026052A
To provide a starting device for a carburetor to perform smooth acceleration operation during acceleration operation wherein a throttle valve is released just after starting operation. A starting fuel passage 19 connected to a fuel sourc...  
JP2740478B2
PURPOSE: To increase operating performance in rapid acceleration, high opening low speed operation, and slow acceleration. CONSTITUTION: A fuel control method for carburetor is provided with a duty control circuit 30 which opens a contro...  
JPH1018912A
To rationalize mixed gas quantity at the time of cranking in the whole area of a time from low temperature to very low temperature, to shorten the starting time of an engine in the whole area. A piston breaker 12 and a spring 14, for ene...  
JPH109058A
To supply the intended quantity of fuel for the whole operating area starting from a low velocity operating area over to a high velocity operating area including an accelerating area. The tip end of a jet needle 12 to be mounted onto a p...  
JPH102254A
To properly adjust an air-fuel ratio by fixing an air-fuel ratio adjusting valve firmly and stably to a prescribed adjusting position. In a fitting hole 11 formed by dividing screw holes 8 front and rear, an elastic material-made fixing ...  
JPH102253A
To perform smooth accelerating operation at accelerating operation time at which a throttle valve is opened just after starting operation. In a start valve guide cylinder 18, a start fuel passage 19 connected to a fuel source, start mixt...  
JPH09329059A
To facilitate the control of the working and assembling accuracy of the mixture jet and jet needle of a carburetor by integrating its fuel systems into one simple system, stably supplying fuel at a proper air-fuel ratio, and under a smal...  

Matches 451 - 500 out of 8,696