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Patent Searching and Data


Matches 451 - 500 out of 8,667

Document Document Title
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  
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...  
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...  
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 ...  
JP2720990B2  
JP2722111B2  
JP2722159B2  
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...  
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...  
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 ...  
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...  
JPH09324703A
To set the adjust sensitivity of an air flow rate adjust needle valve in an air passage for communicating the more upstream side part than a throttle valve in an intake passage with the throttle hole of the throttle valve properly. A col...  
JP2688669B2  
JPH09317562A
To improve the lubricating performance of an engine by preventing the accumulation of ice accretion at a fuel injection part, and mixing a mixture with oil evenly. With a carburetor 10 for a separate oil-feeding type engine, in the curbu...  
JPH09512316A  
JPH09317500A
To limit the maximum injection quantity for an engine in its lower speed range not to cause black smoke by providing a control means which outputs an operation signal directing the higher of lower speed range than a predetermined speed i...  
JP2680604B2  
JP2554902Y2  
JP2673514B2  
JPH09287521A
To provide a carburetor for a two-stroke engine whose whole structure is simplified and operation is assured, and which can regulate the characteristics of the opening action of an air control valve for the opening of the throttle valve ...  
JPH09280114A
To individually suitably adjust the amount of air supplied to each scavenging port of an engine in response to the opening of the throttle valve of a carburetor. An air passage 25 is connected to a portion near the scavenging port 33, 33...  
JP2552082Y2  
JP2551483Y2  
JP2551480Y2  
JPH09273449A
To control an air quantity to be supplied to a double feed engine and a fuel quantity in an air-fuel mixture so as to maintain a predetermined relationship between them. An air passage 3 and an air-fuel mixture passage 4 connected to the...  
JPH09273450A
To supply only external air, which is previously prepared in a scavenging stroke in an engine, to a cylinder via a scavenging port so as to prevent a blow by phenomenon of an air-fuel mixture. An air passage 25 is connected to the vicini...  
JP2660393B2  
JPH09264168A
To purify exhaust gas with a simple structure by regulating the pressure within a float chamber according to the output of an oxygen sensor mounted on the exhaust side to perform air-fuel ratio control. An oxygen sensor 13 is mounted on ...  
JPH09256913A
To eliminate the bad driving condition due to excessively low concentricity and excessively high concentricity by reducing the sticking and staying quantity of fuel by introducing the fuel metered at a variable fuel metering section to a...  
JPH09250403A
To reduce vibration of a motorcycle transmitted to a solenoid valve, and enhance maintainability of an engine intake system. In an air cleaner 19 for a motorcycle, having a solenoid valve 34 for supplying secondary air to a carburetor 20...  
JPH09242612A
To improve startability of an engine by operating an actuator by an intake pipe pressure at the time of start of the engine, operating the power fuel supplying means of a carburetor through a link mechanism, and supplying power fuel from...  
JP2652934B2  
JPH09236100A
To efficiently deliver liquid by providing a liquid delivery port and a liquid reservoir in which a liquid sucking port is arranged, arranging a discharging gap in this liquid reservoir, and connecting the discharging gap and a high volt...  
JP2650677B2  
JP2644526B2  
JP2641878B2  

Matches 451 - 500 out of 8,667