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Matches 501 - 550 out of 2,883

Document Document Title
JP08004591
PURPOSE: To provide a device which is constituted to improve the starting device of a slide throttle valve and improve acceleration operation after deceleration operation of an engine. CONSTITUTION: An air passage 22 for starting connect...  
JP07332160
PURPOSE: To provide an accelerator device which can supply a fuel for acceleration and can favorably be used in a multi-gang carburettor when an accelerative operation is to be made from the first time in the condition that no fuel is st...  
JP07317570
PURPOSE: To provide a carburetor opening sensing device which can work well with smaller size of construction through simplification of the sensing mechanism, allows suppression of the costs, and can avoid drop of the sensing accuracy by...  
JP07317574
PURPOSE: To provide a carburetor opening sensing device which can work well with smaller size of construction using a simple structure, allows suppression of the costs, accomplishes enhancement of the sensing accuracy, and can enhance th...  
JP07317573
PURPOSE: To provide a carburetor opening sensing device which can work well with smaller size of construction using a simple structure, allows suppression of the costs, accomplishes enhancement of the sensing accuracy, secures the space ...  
JP07317569
PURPOSE: To provide a carburetor opening sensing device which can work well with smaller size of construction through simplification of the sensing mechanism, allows suppression of the costs, and accomplishes enhancement of the sensing a...  
JP07317571
PURPOSE: To provide a carburetor opening sensing device which can work well with smaller size of construction through simplification of the sensing mechanism, allows suppression of the costs, and accomplishes enhancement of the sensing a...  
JP07317572
PURPOSE: To provide a carburetor opening sensing device which is structured simple, allows suppression of the costs, can enhance the sensing accuracy, and permits widening of the degree of freedom in manufacture and also enhancement of t...  
JP07317568
PURPOSE: To provide a carburetor opening sensing device which can work well with smaller size of construction through simplification of the sensing mechanism, allows suppression of the costs, and accomplishes enhancement of the sensing a...  
JP07310601
PURPOSE: To unite fuel systems into a single system constitution of which is simplified and to perform the stable feed of fuel in a proper air-fuel ratio by a method wherein throttle parts are respectively arranged in an air introduction...  
JP07310599
PURPOSE: To provide a carburetor in which good accelerating operation and good emission can be performed while securing stable idling operation of an engine. CONSTITUTION: A slow fuel system, in which fuel fed through a slow jet 23 is mi...  
JP07301152
PURPOSE: To improve idling operation and low opening operation of an engine by a method wherein excellent spray low speed air-fuel mixture is fed to an engine by increasing a negative pressure exerted on a low speed nozzle. CONSTITUTION:...  
JP07293340
PURPOSE: To obtain a fuel measuring device for an evaporator which shows little temporal change of fuel measuring accuracy by means of a jet needle and a needle jet, and shows excellent fuel supply characteristics. CONSTITUTION: A jet ne...  
JP07293338
PURPOSE: To improve fuel measuring accuracy, and suppress temporal change by fitting a needle jet into a through-hole formed on a support boss of a sliding valve of an evaporator, and by fitting a jet needle having a measuring part there...  
JP07293339
PURPOSE: To obtain a fuel measuring device which shows high fuel measuring accuracy by means of a jet needle and a needle jet, and shows little temporal deterioration resulting in excellent durability. CONSTITUTION: A jet needle 30 insta...  
JP07293342
PURPOSE: To obtain a fuel measuring device which shows high fuel measuring accuracy by means of a jet needle and a needle jet, little temporal change, and excellent durability. CONSTITUTION: A jet needle 33 has an installation flange 35 ...  
JP07293341
PURPOSE: To obtain a device which shows high fuel measuring accuracy and little temporal change and excellent durability in measuring of fuel of a sliding valve type carburetor. CONSTITUTION: A jet needle 33 has an installation flange 35...  
JP07279771
PURPOSE: To provide a constantly stabled engine speed by taking in fuel supplied to an intake passage smoothly to an engine combustion chamber without being materially affected by the influence of the intake pulsation. CONSTITUTION: A mu...  
JP07279762
PURPOSE: To provide a carburetor fuel metering device having less change with the lapse of time in fuel metering accuracy and having excellent durability. CONSTITUTION: In a fuel metering device composed of a jet needle 17 for fuel meter...  
JP07279767
PURPOSE: To provide a carburetor fuel metering device having less change with the lapse of time in fuel metering accuracy and having excellent durability. CONSTITUTION: In a fuel metering device composed of a jet needle 17 for fuel meter...  
JP07279768
PURPOSE: To raise degree of freedom for controlling fuel supply rate to an intake passage and provide optimum air-fuel ratio control in response to the operating condition of an engine. CONSTITUTION: Fuel stored in a float chamber 15 is ...  
JP07279765
PURPOSE: To provide a carburetor fuel metering device having less change with the lapse of time in fuel metering accuracy and having excellent durability. CONSTITUTION: In a fuel metering device composed of a jet needle 17 for fuel meter...  
JP07279764
PURPOSE: To provide a carburetor fuel metering device having less change with the lapse of time in fuel metering accuracy and having excellent durability. CONSTITUTION: In a fuel metering device composed of a jet needle 17 for fuel meter...  
JP07279763
PURPOSE: To provide a carburetor fuel metering device having less change with the lapse of time in fuel metering accuracy and having excellent durability. CONSTITUTION: In a fuel metering device composed of a jet needle 17 for fuel meter...  
JP07279766
PURPOSE: To provide a carburetor fuel metering device having less change with the lapse of time in fuel metering accuracy and having excellent durability. CONSTITUTION: In a fuel metering device composed of a jet needle 17 for fuel meter...  
JP07269414
PURPOSE: To freely determine a duty ratio over a low speed region and a high speed region of engine so as to facilitate air-fuel ratio control without degrading durability or increasing a cost. CONSTITUTION: In an engine air intake contr...  
JP07269415
PURPOSE: To prevent the shortage of fuel supplied to an engine and engine stalling by preventing an oil level from lowering than a specific value at the time of tilting toward a return passage side. CONSTITUTION: A return pipe 28 is conn...  
JP07259563
PURPOSE: To reduce the extent of hydrocarbon and nitrogen oxides as well as to prevent any knocking from occurring by forming an antechamber in the peripheral edge of a combustion chamber, interconnecting it to the combustion chamber via...  
JP07253045
PURPOSE: To prevent an opening of a main jet from being affected by pollutant substance so as to maintain initial performance of a mixer for a long time. CONSTITUTION: A needle valve 43 of an air-fuel mixture forming device of variable v...  
JP07253047
PURPOSE: To freely select the material of a component and facilitate decomposition for maintenance, by separating a throttle body and venturi, etc., fitted to a suction manifold. CONSTITUTION: This carburetor is composed of a throttle bo...  
JP07253049
PURPOSE: To prevent adhesion of carbon to a venturi section and an opening of a main jet by forming a throttle valve independently from a mixer. CONSTITUTION: An air-fuel mixture forming device 6 is formed by a mixer 22 of variable ventu...  
JP07238869
PURPOSE: To realize more economical running of an engine by reducing effectively the consumption of highly vaporizing fuel in high speed running. CONSTITUTION: In a caburetor 1 for various fuel, a communicating hole 16 is adapted to open...  
JP07217501
PURPOSE: To enable a desirable air-fuel ratio control over the whole opening area of the return opening of an air screw without being influenced by the return opening of the air screw and make the sensitivity of the air screw linearly ac...  
JP07208268
PURPOSE: To atomize the fuel and provide the stable ratio of mixture by moving a partition board fixed to a piston valve in a manifold in an interlocking manner with the throttle opening (piston valve) of a carbureter to make the manifol...  
JP07197856
PURPOSE: To correctly adjust fuel quantity by arranging in a second duct connected to an injection device an air-fuel mixture emission unit adjustable in its degree of opening and controlling the opening by a transmission element operati...  
JP07180614
PURPOSE: To quicken transfer from normal control to idle control to realize more appropriate air-fuel ratio control by delaying a switching timing, from a normal control signal to an idle control signal, by a given time when an idle runn...  
JP07180617
PURPOSE: To reduce an emission amount of NOx, HC, and Co by a method wherein an air pulse valve to feed air is arranged at an exhaust gas manifold and opened according to the negative pressure pulse of the exhaust manifold, in a small di...  
JP07174047
PURPOSE: To obviate the necessity of readjusting the opening degree of a main jet, by preventing the generation of black smoke caused by the oxygen shortage or the imperfect combustion, when an engine is operated in a region where the at...  
JP07158511
PURPOSE: To provide the main air adjusting device for a carburetor, which can keep an optimum air-fuel ratio for a range of a high and a low speed by dividing a pipe for the main air passage of the carburetor into two, and thereby connec...  
JP07158512
PURPOSE: To provide a fuel supply device including a device for enriching fuel when air temperature is below a predetermined temperature and shutting off the rich fuel when ambient air temperature is higher than the predetermined tempera...  
JP07151016
PURPOSE: To surely prevent degradation of a diaphragm due to poor quality gasoline, high-octane gasoline, alcohol fuel, etc., and to maintain good throttle response. CONSTITUTION: The pressure in a venturi route 5 changeable by opening/c...  
JP07127528
PURPOSE: To prevent back bleeding in a low speed fuel system common type carburetor for a general purpose engine during the high speed driving under full load. CONSTITUTION: A main jet 9 is arranged in the midway of respective inlets 15,...  
JP07119551
PURPOSE: To atomize fuel such as gasoline fine and uniformly in an atomizing device used for an automobile or the like. CONSTITUTION: A hollow body 2 with such external shape as to be small in diameter at the upper part, gradually swolle...  
JP07103037
PURPOSE: To reduce the capacity of a catalyst when the fuel consumption is reduced compared with a conventional case and when a catalyst for purification of exhaust is to be provided at the time of making the air fuel ratio of a mixture ...  
JP07083092
PURPOSE: To reliably start an internal combustion engine even when a fuel not corresponding to the characteristics of the fuel with fuel setting value set upon starting is used. CONSTITUTION: As long as a test-end condition has not been ...  
JP07071324
PURPOSE: To feed a rich mixture while continuing lean operation, and to judge the activated condition of an O2 sensor without using a dedicated valve. CONSTITUTION: A fuel gas route 23 is connected in the way to an intake route 21 commun...  
JP07034978
PURPOSE: To perform the adaptation of an air-fuel ratio added by fuel consumption at a whole load area by means of an air valve type two-throw carburetor, to improve the durability of an engine and a three-dimensional catalyst, and to pr...  
JP07034979
PURPOSE: To be applicable to a piston valve in any deform, to simplify structure, and to reduce a manufacturing cost. CONSTITUTION: An air funnel comprises an inner air funnel 16; and an outer air funnel. The inner air funnel 16 is intro...  
JP07027018
PURPOSE: To maintain the air-fuel ratio always at a fixed value at highland by supplying the fuel passage of a carburetor with compensative air according to altitude. CONSTITUTION: Each block valve 17 and 22, which has a valve being prov...  
JP06346797
PURPOSE: To provide a fuel system, which has simple structure and can carry out proper fuel supply both in idling and in high speed operation, in a small carburetor for an industrial engine. CONSTITUTION: In a single fuel passage 20 exte...  

Matches 501 - 550 out of 2,883