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Patent Searching and Data


Matches 251 - 300 out of 8,715

Document Document Title
JP3780546B2  
JP2006112315A
To suppress after burn phenomenon of an engine right after stopping the engine in a vacuum operation type carburetor.An acceleration device P is divided into a pump chamber 23 and a pressure receiving chamber 24. An acceleration fuel suc...  
JP3793999B2
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 ...  
JP3787668B2
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...  
JP2006070787A
To provide an accelerator which materializes inexpensive manufacturing cost and easy change in discharge start timing of accelerating fuel in an extremely short time.A plurality of pin engaging holes 30a, 30b, 30c are circumferentially d...  
JP3779353B2
To change a by-starter path into a subordinate type or an independent type by small change. A by-starter body 13, a separate body from a carburetor 10 is attached thereto, a communication groove 51 is provided in a mating face 30, and a ...  
JP2006057498A
To provide an electronic control device for a choke valve of a carburetor provided with a compact transmission device capable of applying sufficiently large torque to the choke valve from an electric motor at a full open position of the ...  
JP3772366B2
To stabilize an air-fuel ratio by controlling an amount of fuel, fed to an engine, in synchronism with rotation of the engine. An amount of air bleed to a carburetor is controlled in such a way that the microcomputer of a controller 50 u...  
JP3758625B2
To accurately and rapidly identify the types of gasoline which have various compositions and have different distillation characteristics. In the method, voltage pulses are applied for a prescribed period on a type-identifying sensor heat...  
JP2006002760A
To control the PCCI (premixed compression ignition) combustion efficiently and simply.A closed loop electronic control system 1 for controlling the combustion of a Diesel engine structured so that its fuel injection system 14 makes at le...  
JP2005337031A
To obtain an abnormality diagnosis apparatus for a high pressure fuel system of a cylinder injection type internal combustion engine, capable of accurately diagnosing the abnormality of a spill valve, when the abnormality occurs on the s...  
JP2005315126A
To suppress the occurrence of knocking or misfire even if an air-fuel ratio deviates from target value in premixed compression self-ignition combustion operation at a target air-fuel ratio corresponding to a request load and engine rotat...  
JP2005299488A
To eliminate malfunction such as instability of engine operation and increase of exhaust harmful material due to discharge of residual air inside a pump chamber, discharge of generated fuel vapor and due to pump operation, in regard to a...  
JP2005299452A
To restrict leak of fuel inside a cylinder hole from an upper end of a guide collar due to inflow of the fuel into an upper cylinder when continuously operating a plunger inside the cylinder.An operating rod 22d of the plunger 22 slidabl...  
JP3728156B2
To provide an accelerator for a two-stroke engine having an accelerating pump made to be driven by the pressure of a scavenging air passage. A stratified scavenging carburetor has a rotary throttle valve 6 and a scavenging valve, associa...  
JP2005264951A
To provide an accelerating jet provided with a plurality of discharge holes which are excellent in mixture of air with fuel and high in carburetion efficiency through which the fuel is discharged in multi-direction, because of that since...  
JP3720379B2
PURPOSE: To automatically adjust air/fuel(A/F) ratio to a preferred level during varying operation conditions by adjusting mixing ratio in a first control circuit with dependency on rotation speed of an existing A/F ratio, periodically c...  
JP2005248708A
To prevent fuel in a cylinder hole from overflowing from an upper end of a guide collar when a plunger is continuously operated in the cylinder hole.This plunger type acceleration pump device for the carburetor is constituted in such a w...  
JP2005232981A
To improve engine operability by surely avoiding back bleeding by less labor and cost, by easily making a main nozzle having a flange for preventing the back bleeding, in a carburetor for an all purpose engine.This carburetor for the all...  
JP3715367B2
To lift up a suction piston to an unloader stroke only by slightly stepping on an accelerator pedal, facilitate manufacture by simplifying a cam surface and improve durability of an unloader mechanism. A cam lever 30 is fastened on a thr...  
JP3708718B2
To improve drivability at shift operation time by surely preventing rapid starting of a vehicle and increasing of a shift shock due to load increase at the shift operation time from range N to a range D. A device comprises a throttle act...  
JP3702370B2
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...  
JP3702372B2
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...  
JP3702371B2
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...  
JP3689442B2
PURPOSE: To instantly supply fuel, namely gasoline, to an intake passage under any condition independently of the attitude of an engine. CONSTITUTION: A plurality of flow-in ports 22A of flow-in passages is opened to an orifice body comp...  
JP2005155525A
To provide a carburetor with a manual choke mechanism capable of obtaining excellent start and stable drive successive thereto by fixing a choke valve at a predetermined position even when a hand is off in the manual operation.The fixing...  
JP2005106060A
To provide a carburetor device which has a simple constitution, and is easily manufactured.The carburetor device has an intake channel (22), which is partitioned by a partition wall (11) into an air channel (8) and a mixture channel (21)...  
JP3654397B2
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...  
JP2005054782A
To provide a carburetor device capable of securely avoiding an engine failure due to excess fuel in an internal combustion engine that uses a choke and rotates at high speed.Between an opening HA of a fuel passage 8 to an intake passage ...  
JP2005042621A
To provide a slide-moving valve type carburetor, with simple structure, in which a throttle opening sensor is loaded.A recessed part 19 is provided at a position deviating from the center of an upper end face 14A of a cylindrical slide-m...  
JP2005036724A
To provide an exhaust manifold of a structure capable of preventing welding spatter from entering therein.This exhaust manifold comprises a first shell half 12a and a second shell half 12b in which shell parts (manifolds) hold one end si...  
JP3638687B2
To improve measuring accuracy, extend dynamic range, and save the power consumption of a battery. This internal combustion engine is provided with an electromagnetic distorsion element 51 having electrodes 51a, 51b arranged opposedly on ...  
JP2004308650A
To provide a carburetor that delivers all of the fuel for delivery to the engine through a single nozzle, has improved idle, normal operation, acceleration and deceleration characteristics, has improved all positioning, enables use of an...  
JP2004278496A
To provide a slide throttle valve type carburetor with an opening sensor capable of detecting the opening of the slide throttle valve at a low cost without providing a special rotation lever for the opening sensor.The slide throttle valv...  
JP2004176647A
To provide a carburetor for largely reducing cost, further improving fuel consumption ratio, achieving favorable throttle response, and eliminating irregularity in engine actuation characteristics.An adjusting member for gasoline injecti...  
JP2004176634A
To engage an end part of a choke lever with a lock lever in closing operation of the choke lever to open a throttle valve to a prescribed opening, hold an air valve at a closure position, absorb relative irregularity by clearance of a li...  
JP2004137928A
To provide an air fuel ratio controller of a carburetor which can surely open or close a second bleed air passage in response to an opening of a throttle valve with a simple structure.The air fuel ratio controller of the carburetor inclu...  
JP3546571B2
To provide a reasonably priced power fuel controller wherein the smooth flowing of power fuel through a power fuel passage is facilitated and no fuel vapour locking phenomenon occurs. One end of a power fuel passage 20 is opened below a ...  
JP3545842B2
PURPOSE: To prevent a bleed starting delay and a low speed temperature response delay by respectively arranging a bleed pipe in an offset position to a needle jet and the bleed pipe in a position higher than an oil level so that bleed ho...  
JP2004116451A
To shorten worming up time by increasing fast idling speed as high as possible.This invention relates to a starting device for an engine outputting power through a continuously variable transmission 12 and a centrifugal clutch 15. A revo...  
JP2004100638A
To provide an accelerator for a carburator having a simple structure without using linkage which is not drastically increased in size, for interlocking with a throttle valve and operating a piston type accelerator pump.A cam 33 which is ...  
JP2004101385A
To accurately and rapidly identify the types of gasoline which have various compositions and have different distillation characteristics.In the method, voltage pulses are applied for a prescribed period on a type-identifying sensor heate...  
JP2004036439A
To facilitate re-assembling of a throttle valve in an accelerator operating a piston of an acceleration pump by a cam formed on the throttle valve.A cam groove 33 is formed on the throttle valve 4 so as to open the bottom surface. An eng...  
JP2004011424A
To provide a carburetor which is capable of smooth rotation of a rotation throttle valve, is reduced in size and has high degree of freedom in design.One end of the rotation throttle valve 15 rotatably mounted to a carburetor body 14 is ...  
JP2004003387A
To provide a carburetor, simple in constitution, inexpensive, having good atomization performance, and improving starting/warm-up/ low-temperature acceleration of an engine.An intake passage 2 of the carburetor is provided with a low spe...  
JP3504779B2
To provide the accelerating device for a carburetor, which makes the stroke of a piston larger, and allows a throttle valve shaft to be rightly operated. A cam 21a is formed out of a cut-out surface, and of an axis circumferential surfac...  
JP2003343358A
To reduce fuel consumption and stabilize engine operation regarding a carburetor of a single fuel system. The carburetor is provided with an electric fuel supply means C which shuts off or feeds fuel to an intake passage 2 by opening or ...  
JP2003343359A
To stably warm up an engine and operate the engine at a desired engine speed by supplying the proper amount of fuel at the start of the engine or in a specific speed range. A first fuel system F1 is provided in which fuel in a constant f...  
JP3487909B2
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 ...  
JP2003278602A
To provide a variable venturi type carburetor capable of feedback control with a simplified structure.The variable venturi type carburetor comprising a cylinder part 13 and a fuel guide hole 14 being disposed on a carburetor body 11, opp...  

Matches 251 - 300 out of 8,715