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Patent Searching and Data


Matches 201 - 250 out of 4,262

Document Document Title
JP2008051114A
To provide an injection timing control structure for a distribution type fuel injection pump, improving the whole performance of an engine while satisfying requirements for different injection starting timings in different conditions of ...  
JP4050348B2  
JP4037986B2  
JP2007303311A
To improve the reliability of a fuel injection pump by checking failure of a CSD without influencing a fuel injection amount. The fuel injection pump 1 is installed on a diesel engine having a self starter motor 63 that is activated by a...  
JP4002860B2  
JP3988339B2  
JP3953539B2
PURPOSE: To facilitate mounting a solenoid valve in a fuel injection pump without performing positioning, by arranging an external thread part formed in the periphery of a housing, valve body receiving hole and an opening part of a fluid...  
JP2007100703A
To provide an advance arrangement capable of timing adjustment without affecting light load control spring pre-load.An advance arrangement comprises an advance piston 12 slidable within a first bore 14, a servo piston 24 slidable in the ...  
JP3940180B2
PURPOSE: To provide a distributing type fuel injection pump which provides more constant and stable fuel injection amount. CONSTITUTION: A distribution passage 16 which communicates with each cylinder of an internal combustion engine is ...  
JP3918767B2
To provide a fuel injection device including a servo timer mechanism and a load timer mechanism with reverse advance characteristics, and capable of preventing occurrence of erosion. The load timer mechanism includes a bypass passage 76 ...  
JP2007032305A
To prevent cavitation erosion generated at a sub port part of a plunger and a plunger barrel by spill pressure generated at a time of fuel injection completion in rising process of the plunger, to improve durability of the plunger and th...  
JP3906775B2
To solve the problem in the conventional reverse-characteristic load- timer to be mounted on a distributor-type fuel injection pump that a great hysteresis is exhibited in retard characteristics at the time of load increase and advance c...  
JP3900505B2
To provide a fuel injection pump satisfactorily suppressing the seating sound of a coupling. A coupling 3 is moved in the axial direction by the reciprocating motion of a face cam 4, the coupling 3 is seated on the end section 13 a of a ...  
JP3893707B2
To provide a pump capable of easily and surely controlling flow rate fed to an accumulator piping even when the engine speed is increased and oil transfer rate of the pump is high without oversizing the device, increasing electric power,...  
JP3884665B2
To solve the disadvantage of an accumulator-distributor type fuel injection pump which requires high precision machining and operation of each component member because of high pressure fuel injection to pose a corresponding increase in m...  
JP3877295B2
To solve the disadvantage of an injection control valve of an accumulator-distributor type fuel injection pump, because a combustion pressure change and a slight change in the shape of the injection control valve change movement of the i...  
JP3878888B2
To solve problems in a conventional injection control valve for fuel injection control wherein a space for storing a valve element is bored facing the mating face of upper and lower blocks and after storing the valve element in the space...  
JP3859034B2
To provide a distributing type fuel injection pump capable of easily and securely preventing an excessive fuel injection due to a full close trouble of a spill solenoid valve. A distributing type fuel injection pump is formed so that a f...  
JP3856169B2
To provide a distributor type fuel injection pump which suppresses the cost of production without installing a fuel pressure measuring hole anew for a fuel gallery. A mounting member 50 is screwed tight in a distribution head 11 after sc...  
JP3854899B2
To provide a device for supplying fuel of an internal combustion engine capable of selectively stopping the part of injection valves. Each injection valve disposed for each cylinder of the internal combustion engine has at least one flow...  
JP2006241988A
To provide an electromagnetic-controlled fuel injection device for providing a target injection mode of two-stage injection reducing NOx and maintaining engine performance, by installing an assembly of a plunger unit, two solenoid device...  
JP3849259B2
To facilitate inspection of an injection maximum pressure by unevenness in a machine difference by a novel constitution. A pump 1 is provided with an electromagnetic spill valve 22 to intercommunicate a pump 11 to pressurize fuel through...  
JP3845044B2
To solve the problem that, although an injection control valve for controlling a fuel injection heretofore opens a space for housing a valve disk oppositely to opposing surfaces of upper and lower blocks, housing the disk in the space an...  
JP3815198B2
To provide a fuel injection pump for an engine that emits less noise and offers an appreciable cutoff of fuel injection. The fuel injection pump for an engine has a first fuel passage 8a in communication with a pressure chamber 4 formed ...  
JP3812695B2
To provide a fuel injection pump capable of preventing the breakage of a spring for a fuel control valve in a simple structure and supplying a preset pressure of fuel to a fuel pressure means. An inlet port 36, a relief port 37 and a dam...  
JP3796793B2
To provide a timer device of a fuel injection pump, eliminate collision of a timer piston against a timer low pressure chamber side cover or a timer high pressure chamber side cover at the time of the extreme spark advance to the extreme...  
JP2006083861A
To provide a fuel injection device for reducing the generation of unburnt harmful gas at initial starting by improving the startability of an automobile while basically interrupting the leakage of fuel to a combustion chamber of an engin...  
JP3783147B2
To confine breakage to only that on the an injection pump side and extremely reduce a fear of breakage occurring to an engine by a method wherein a brittle part, having strength being relatively lower, is arranged at the rotary member of...  
JP3779032B2
To improve the assembly property by providing at least one part in which a cam for driving a plunger is not interfered with a bevel gear on the distributor shaft drive shaft side in assembling a cam shaft. A bevel gear 19 is fixed to a l...  
JP3774905B2
PURPOSE: To enable achieving optimum combustion by performing injection timing feedback control appropriately to suit injection rate characteristics. CONSTITUTION: A fuel injection pump 1 which force-feeds fuel to a fuel injection nozzle...  
JP3746392B2  
JP3744290B2  
JP3765325B2
To reduce combustion noise in a low super charging state by controlling the quantity of pilot fuel injection and the timing of pilot fuel injection in response to the output of an intake air quantity detecting means in a device where a p...  
JP3760486B2
To prevent a leak of fuel from a seal part in a rotary shaft, in a fuel pump. Oil seals 70, 71, interposed between an external peripheral surface of a rotary shaft 16 and an internal peripheral surface of a casing 13 supporting this rota...  
JP3737127B2  
JP3759291B2
To enhance the starting ability by surely locating a timer piston at an injection timing position upon a start with the use of a simple and inexpensive structure. A timer piston 39 has a low pressure chamber 39a communicated with the ups...  
JP3755170B2
To realize the high pressurization of the injected fuel by reducing the dead volume. In a distribution type fuel injection pump 1 of face cam type, one opening end (the right end in the figure) of a cylinder 11 is closed by a head plug 1...  
JP3755211B2
To prevent occurrence of abrupt reduction of a torque even when operation of an accelerator pedal is abruptly stopped in a diesel engine provided with a load sensing timer. A ring valve 9 which can block an orifice 9 is arranged on a gov...  
JP3745999B2
To solve the problem of a current accumulator distribution type fuel injection pump that pressure inside an accumulator chamber is fluctuated by the influence of a reflected wave or the like after finishing an injection and closing an in...  
JP3740726B2
To stabilize the behavior of a valve element and realize fuel injection operation with high accuracy. A cylindrical needle body 58 is inserted in a through hole 12a provided in a part of a cylinder 12, and a needle valve 59 as a valve el...  
JP2005307790A
To remove foreign matter mixed in fluid.A fluid control device is provided with an electromagnetic valve for changing seating and disengaging of a needle of an injector for injecting high pressure fuel supplied from a common rail, in mid...  
JP3735888B2
PURPOSE: To provide stable controllability with good response for the fuel injection timing using a timer piston. CONSTITUTION: A high pressure chamber 21 and a low pressure chamber 23 at the two ends of a timer piston 8 are put in commu...  
JP2005307744A
To provide an exhaust emission control device capable of efficiently burning and removing the caught PM of a continuous regeneration type diesel particulate filter.This exhaust emission control device is provided with an oxidation cataly...  
JP3738064B2
To simply and positively close a longitudinal bore. A cylindrical pin 45 is arranged as a closing member and is fit so as to fix with respect to sliding into a bore crossed with a longitudinal bore 37 extending to the horizontal directio...  
JP3734757B2
To provide a fuel injection pump capable of integrally assembling a sub mechanism for storing a cam shaft and a pump driving shaft, a hydraulic head sub mechanism for storing a plunger, a control sleeve, and a distribution means, and a g...  
JP3714373B2
To accurately control all the time the operation of an engine to a target fuel infection timing by varying feed back control constant according to the stroke of a timing control valve. A fuel injection timing control device is equipped w...  
JP3700866B2
To prevent generating injection inferiority of an injection pump based on generating foreign matter of cutting chip or the like by improving sealability of a hydraulic timer device, and facilitating assembly manufacture, in the hydraulic...  
JP3694920B2
PURPOSE: To reduce a combustion noise and vibration of an engine by arranging an injection control means to control injection time and an injection rate on the basis of a signal from an engine operating condition detecting means and sign...  
JP3683047B2
To maintain acceleration properties and exhaust characteristics in an excellent state and to suppress the generation of diesel knock noise. Fuel injection control during acceleration of a diesel engine having a turbo charger is executed....  
JP2005133650A
To securely prevent fuel leakage from a fuel injection valve at the time of stop, without deteriorating startability at the time of restart, in regard to a fuel supply system for an internal combustion engine.Necessary bubble amount insi...  

Matches 201 - 250 out of 4,262