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Patent Searching and Data


Matches 651 - 700 out of 8,711

Document Document Title
JPH08144855A
PURPOSE: To restrain a decrease in pressure difference utilized for the introduction of auxiliary air such as bleed air to reduce the turning of mixture into excessive richness in the case of increase in the air feed resistance of an int...  
JPH08144817A
PURPOSE: To enhance operational performance of an engine and to improve fuel consumption by installing an O2-sensor in the midst of a sub-exhaust passage, which introduces burnt gas from a combustion chamber to the outside, and introduci...  
JPH08128358A
PURPOSE: To prevent overheat of a catalyst by arranging a power system in parallel to a main system, detecting opening of a throttle valve, and increasing a quantity of fuel so that the airfuel ratio exceeds the theoretical air-fuel rati...  
JPH08128340A
PURPOSE: To lower a fuel temperature, and prevent overheat of a catalyst by changing opening of a throttle valve to opening set on the basis of a catalyst temperature from opening at fuel cut time when supply of fuel is resumed by stoppi...  
JPH08114155A
To supply a sufficient quantity of fuel without delay when a throttle valve is opened quickly. The carburetor comprises a member defining an air induction passage including a venturi, a member 51 disposed under the air induction passage ...  
JPH08105356A
PURPOSE: To inexpensively provide a constant vacuum type carburetor equipped with an automatic starter and an air cut valve device and to make the carburetor small in size. CONSTITUTION: A fitting flat area 90 is formed on one side of a ...  
JPH0893562A
PURPOSE: To eliminate knocking and breathing as well as to improve combustion efficiency by decreasing the area of a boundary layer in a passage for fluid such as fuel, air or mixture, and by optimizing the air fuel ratio. CONSTITUTION: ...  
JP2506534B2
PURPOSE: To reduce the height of an intake manifold by arranging a plurality of intake passages offset with respect to and parallel to the direction of a crankshaft and providing means for forming small outlet openings in the direction p...  
JPH0833147B2  
JPH0882249A
PURPOSE: To supply an internal combustion engine with a proper mixture adapted to external operating conditions, by connecting an inflow channel interposed with a control valve to a fuel channel opening communicated with a fuel-filled co...  
JPH0826814B2  
JPH0874666A
PURPOSE: To enable keeping engine speed from dropping at the application of a sudden load by supplying auxiliary fuel to at least either an intake manifold or a combustion chamber for a predetermined time if the application of the sudden...  
JPH0874669A
PURPOSE: To provide a diaphragm type downdraft carburetor which can operate under sudden acceleration just after restart after an engine stop. CONSTITUTION: A main fuel supply line 30 is open at one end to a fuel regulator chamber 7 belo...  
JPH0874667A
PURPOSE: To enhance the exhaust performance at idle of an engine having an electronically controlled carburetor. CONSTITUTION: A detector 10 for the opening of a throttle valve 11 and an engine speed detector 12 are operated in conjuncti...  
JP2501079B2
PURPOSE: To prevent rattle and stop of an engine during rapid acceleration from an idling state and rapid deceleration from the wide opening of a throttle to the idling state. CONSTITUTION: A carburetor has both a main metering nozzle 26...  
JP2502208B2
PURPOSE: To keep a rotational speed of a driving wheel in such an area as to effectively obtain traction by controlling a fuel supply condition. CONSTITUTION: A bias computation circuit 26 computes a signal in proportion to a bias ratio ...  
JPH0861151A
PURPOSE: To eliminate the inconvenience of a conventional starting device, and while to improve the acceleration responsiveness of a carburetor. CONSTITUTION: A passage 2 connected to an intake port of an internal combustion engine E has...  
JPH087085Y2  
JPH0842399A
PURPOSE: To improve drivablity by controlling the opening of a flow control valve with an engine rotating number for air-fuel mixture to be at a preset ratio when a throttle valve is fully open and an engine rotating number is below a pr...  
JPH0828357A
PURPOSE: To correct dispersion of the air-fuel ratio between cylinders in a multicylinder engine to regulate a flow rate of at least one of air and fuel in plural carburetors through a single solenoid valve. CONSTITUTION: In a multicylin...  
JPH0828358A
PURPOSE: To attain feedback control of the air-fuel ratio by finding the air-fuel ratio in a carburetor for an internal combustion engine. CONSTITUTION: In a bleed system carburetor 10, by paying attention to the fact that the air fuel r...  
JPH0828356A
PURPOSE: To easily cope with a secular change by simply correcting the air-fuel ratio, and correct the air-fuel ratio over the whole operation area to a high speed area from a low speed area. CONSTITUTION: An air-fuel ratio correcting de...  
JPH0821307A
PURPOSE: To form the size of a carburetor in the vertical direction as short as possible so as to attain miniaturization of the carburetor by sandwiching the inner circumferential edge part of a diaphragm with a horizontal turning part a...  
JPH0821306A
PURPOSE: To provide a carburetor control device which lets an engine exhibits the performance in response to various engine speed of the engine. CONSTITUTION: A pulse generating circuit 61 generates pulse current having a commanded duty ...  
JPH0821310A
PURPOSE: To simplify the constitution, reduce the manufacturing cost, and improve acceleration responsiveness after shutting off fuel. CONSTITUTION: This carburetor is provided with a passage 20 through which air is fed to the intake por...  
JPH0821308A
PURPOSE: To supply mixture of stable air-fuel ratio to an engine by intermittent ly supplying air from an air supply source, mixing the supplied air and fuel in a mixing part, and connecting a surge tank accumulating air to a part be twe...  
JPH0814107A
PURPOSE: To smoothly start an engine by obtaining a starting mixed gas amount based on an electric signal and the atmosphere temperature at the time of manually starting its operation and the lapse of time after the engine is stopped and...  
JPH084591A
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...  
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  

Matches 651 - 700 out of 8,711