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Patent Searching and Data


Matches 651 - 700 out of 8,686

Document Document Title
JPH084589A
PURPOSE: To provide a starting fuel feeding device for a carburetor which is disposed in a limited space as in a portable working machine and small and easy to operate. CONSTITUTION: A starting shaft 21 paralleling a throttle valve stem ...  
JPH084595A
PURPOSE: To prevent the occurrence of defective acceleration during rapid opening of a throttle, which is easy to occur to a fixed venturi type carburetor, through a simple mechanism to pressurize an air passage for an air bleed formed i...  
JPH084596A
PURPOSE: To provide a device which is devised to improve the starting device of a slide throttle valve type carburetor and improve acceleration operation after deceleration. CONSTITUTION: A starting valve 28 comprises a regulation shaft ...  
JPH084590A
PURPOSE: To provide a device which is constituted to improve the starting device of a slide throttle valve type carburetor and improve acceleration operation after deceleration operation of an engine. CONSTITUTION: A starting valve 28 is...  
JPH084592A
PURPOSE: To improve the starting device of a slide throttle valve type carburetor and to improve acceleration operation after deceleration operation of an engine. CONSTITUTION: A starting valve 28 is provided with a regulation shaft 29 t...  
JPH07332160A
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...  
JPH0755312Y2  
JPH07113345B2  
JPH07113343B2  
JPH07113344B2  
JPH07317570A
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...  
JPH07317573A
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 ...  
JPH07317568A
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...  
JPH07317569A
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...  
JPH07317571A
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...  
JPH07317574A
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...  
JPH07317572A
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...  
JPH07111158B2  
JPH07310599A
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...  
JPH07310601A
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...  
JPH07109178B2  
JPH07107378B2  
JPH07301152A
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:...  
JPH0749000Y2  
JPH07293340A
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...  
JPH07293342A
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 ...  
JPH07293339A
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...  
JPH07293341A
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...  
JPH07293338A
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...  
JPH07279771A
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...  
JPH07279764A
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...  
JPH07279766A
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...  
JPH07279763A
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...  
JPH07279762A
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...  
JPH07279768A
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 ...  
JPH07279765A
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...  
JPH07279767A
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...  
JPH0746759Y2  
JPH07269415A
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...  
JPH07269414A
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...  
JPH07259563A
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...  
JPH07253047A
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...  
JPH07253049A
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...  
JPH07253045A
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...  
JPH07238869A
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...  
JPH0738675Y2  
JPH0776545B2  
JPH07217501A
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...  
JPH07208268A
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...  
JPH07197856A
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...  

Matches 651 - 700 out of 8,686