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Patent Searching and Data


Matches 251 - 300 out of 8,699

Document Document Title
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...  
JP3472895B2
To provide optimal power fuel for holding an engine output to a high level when the revolution number of the engine exceeds a fixed high revolution number. A power fuel control jet 14 facing an upstream side and an always opened type sol...  
JP2003262159A
To provide an idle fuel supply device of a carburetor, wherein an air passage connecting an upstream portion of a throttle valve of an intake path with a downstream portion is provided to a carburetor body, and fuel in a fuel reservoir c...  
JP3466781B2
PURPOSE: To hold the air-fuel ratio near the stoichiometric air-fuel ratio setting the opening of a flow control valve on the basis of the change amount of the detected load of an engine, and controlling the opening into the opening set ...  
JP3460137B2
PURPOSE: To provide a speed regulator for carburetor which reduces control man-hour for obtaining low speed air quantity, and improves the development efficiency of a carburetor, and moreover has high durability against foreign matter. C...  
JP3459992B2
PURPOSE: To provice a speed regulator for carburetor which reduces control man-hour for obtaining low speed air quantity, and improves the development efficiency of a carburetor, and moreover has high durability against foreign matter. C...  
JP2003206779A
To solve the problem that the quantity of unburnt gas is increased if a vehicle speed is limited by thinned-out ignition, a load is increased by catalyst, and the service life of the catalyst is considerably reduced.Fig. (a) shows contro...  
JP2003184654A
To provide an improved fuel adjustment device for a rotary throttle valve type carburetor and a method for fuel supply adjustment.The rotary throttle valve type carburetor is provided with a piecing air duct in which a throttle valve mov...  
JP2003161205A
To provide an economizer mechanism of a carburetor for setting an air-fuel ratio to a suitable value in various kinds of running operations after warm-up operation from starting of an engine.An air intake port 53 opened to an air intake ...  
JP2003148251A
To provide a double-barrel carburetor capable of simplifying the configuration of a fuel passage to reduce mechanical machining, reducing costs, and preventing the occurrence of dieseling when an engine stops.A carburetor body 1 having a...  
JP2003129905A
To provide a device for restraining and controlling fuel supply of a carburetor with excellent responsivity, which can avoid delay of fuel supply at the time of re-acceleration after deceleration.This device for restraining and controlli...  
JP3424135B2
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...  
JP2003120422A
To provide an after run preventing device preventing an after run surely, after an operation of stopping an engine, with a simple composition and low cost.A main fuel passage 7 and a slow fuel passage 8 are provided at a mixing body 2 of...  
JP2003097353A
To provide a carburetor for a small engine which can additionally feed fuel for starting and operating a cold engine in an idling condition.A membrane type carburetor for an internal combustion engine has a low speed passage for starting...  
JP2003097276A
To properly control a scavenging air/fuel-air mixture in a stratified scavenging two-cycle engine with a crankcase compression scavenging system by using an optional carburetor.A driving member 32A which is turned by an accelerator opera...  
JP3412177B2
PURPOSE: To avoid fuel overflow in a carburetor at the time of reduced speed traveling of a vehicle and to improve reheating performance after speed reduction. CONSTITUTION: In an air intake device 23, wherein a carburetor 18 for feeding...  
JP2003083094A
To provide an intake system structure of a fuel injection engine having the compact structure and capable of increasing the responsiveness and performing highly precise intake control sufficiently over a wide scope.In this intake system ...  
JP2003065161A
To provide a motorcycle capable of smoothly accelerating without delicately operating a throttle at a low speed stage.A negative pressure chamber 1 and an aerator 20 communicating with the air side A by the operation of a solenoid valve ...  
JP3372516B2  

Matches 251 - 300 out of 8,699