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Patent Searching and Data


Matches 401 - 450 out of 554

Document Document Title
JPH04143424A
PURPOSE: To stabilize the combustion over an extensive range and promote maintenance free for a spark plug by performing each ignition by means of a high heat value plug at the high load side of an engine and by means of a low heat value...  
JPH04121422A
PURPOSE: To change operation cycles according to an operation condition of an engine by arranging two kinds of cam shafts for two-cycle operation and four cycle operation, and operating only the cam shaft corresponding to the operated cy...  
JPH0472426A
PURPOSE: To easily switch the operating cycle in response to the engine speed by providing a radial magnetic field and a circumferential electric current to a ring-like shutter wound around the outer wall of a cylinder, thereby moving th...  
JPH0472425A
PURPOSE: To open and close the intake port of a cylinder to perform two-cycle operation and four-cycle operation of an engine respectively without difficulties by providing a radial magnetic field and a vertical electric current to a sea...  
JPH0466729A
PURPOSE: To increase the response and the reliability when the 2-cycle operation or the 4-cycle operation is converted, by maintaining the condition to block the suction port of a slide valve constantly with a spring, or opening the suct...  
JPH0447141A
PURPOSE: To effectively suppress a fuel consumption amount and a discharge amount of HC by performing one cycle of combustion in a given high load area during a time in which a crankshaft performs one full turn and performing one cycle o...  
JPH03279632A
PURPOSE: To control the opening/closing conditions of respective valves in response to the operation condition of an engine, by providing detecting means which detect the operation condition of the engine, and a controller which controls...  
JPH03279633A
PURPOSE: To ease stress due to a heat load acting on a head lower surface portion, by arranging a ring between a cylinder head and the outer periphery of a ceramic-made plate member constituting the head lower surface portion facing the ...  
JPH03213624A
PURPOSE: To convert the 2-cycle and the 4-cycle easily by providing main and sub combustion chambers linked through a linking passage, furnishing a switching means to the linking passage, and opening and closing the switching means at ev...  
JPH0359242B2  
JPH03194127A
PURPOSE: To enable extremely low speed operation by providing a generating means at the flywheel of an engine, as well as providing an electric rotary machine at the shaft of a turbocharger, and applying generated output to the electric ...  
JPH03194126A
PURPOSE: To improve operability on each cycle by controlling the driving of a sleeve valve, for opening/closing an intake port provided at the periphery of the lower part of a cylinder sleeve, both in two-cycle and four-cycle operation a...  
JPH03194128A
PURPOSE: To make a compression ratio variable so as to improve output by controlling a sleeve valve, for opening/closing intake ports provided at the periphery of the lower part of a cylinder sleeve, in such a way as to reduce the openin...  
JPH03185219A
PURPOSE: To generate a high torque by carrying out opening and closing of the exhaust port and one fuel injection responding to one rotation of the engine so as to carry out a two-cycle operation in a low speed full load condition of the...  
JPH03185218A
PURPOSE: To generate a high torque by operating an exhaust port opening/ closing means while opening a suction port provided by boring at the lower side of a cylinder so as to carry out a two-cycle operation in a low speed full load cond...  
JPH03182637A
PURPOSE: To perform cycle switching quickly by opening an intake port below a cylinder and opening/closing an exhaust port at the time of low-speed and full-load so as to attain two-cycle operation, and closing the intake port and openin...  
JPH03168320A
PURPOSE: To restrain the emission of yellow smoke and the like from a dual fuel engine by externally placing liquid fuel torch cells for igniting a fuel mixture under an optimum state. CONSTITUTION: In a dual fuel engine having an inlet ...  
JPH03151530A
PURPOSE: To smoothly actuate devices without causing abnormal combustion by providing two cylinder devices consisting of a first device to which the same fuel is always fed and a second device to which the same or different fuel is selec...  
JPH03138423A
PURPOSE: To easily obtain a vehicle which coincides with the purpose of use by preparing a capsule engine in which the engines having different specifications are housed in a plurality of uniform engine cases and mounting the capsule eng...  
JPH0324875Y2  
JPH03117640A
PURPOSE: To prevent leakage of exhaust gas by a method wherein a communicating hole for a main combustion chamber having a glow plug and an auxiliary chamber of heat insulating structure is opened by means of an on-off valve made of cera...  
JPH03117637A
PURPOSE: To reduce a fuel consumption rate and to improve startability by providing a combustion chamber variable means which varies injection of fuel from a main combustion chamber to an auxiliary combustion chamber by means of a fuel i...  
JPH03105026A
PURPOSE: To delay the proper exhaust valve opening timing by setting incombustible liquid such as water into a cylinder in a rate of one revolution in one cycle, in a four-cycle piston type internal combustion engine including spark igni...  
JPH0392546A
PURPOSE: To improve an operation efficiency by controlling closing and opening of intake and discharge valves based on an engine operation condition, and variably controlling a variable cycle engine to 2/4 cycle, in a variable cycle engi...  
JPH034755Y2  
JPH02149801U  
JPH02298629A
PURPOSE: To reduce step number of speeds of a speed change gear by operating an engine as a two cycle engine at a range lower than an appointed revolution speed, and as a four cycle engine at a range over the appointed revolution speed, ...  
JPH02294522A
PURPOSE: To correct the operation cycle of an engine easily and securely by opening and closing the first intake valve for 4-cycle and the second intake valve for 2-cycle by a solenoid valve driving device. CONSTITUTION: This device is c...  
JPH0245478Y2  
JPH02291430A
PURPOSE: To properly inject fuel changeably at every one rotation at the time of the two-cycle operation, and at every two rotations at the time of the four-cycle operation by switchably controlling a plural number of fuel injection nozz...  
JPH02291429A
PURPOSE: To properly perform the two-cycle operation and the four-cycle operation respectively with one engine by openly and closely controlling an intake port which is formed on the under part of a cylinder wall, with a sleeve valve whi...  
JPH02286833A
PURPOSE: To improve the torque and the efficiency by providing a fuel control means which variably controls a fuel injection timing to a combustion chamber and a cycle change means which changes the opening and the closing of an exhaust ...  
JPH02135639U  
JPH02126042U  
JPH02126043U  
JPH02126044U  
JPH0234429Y2  
JPH02115125U  
JPH02103135U  
JPH0299223U  
JPH0299229U  
JPH0299235U  
JPH0299234U  
JPH0227143Y2  
JPH0227142Y2  
JPH0223793Y2  
JPH0220433Y2  
JPH0220432Y2  
JPH0219555Y2  
JPH02104946A
PURPOSE: To run a vehicle most economically by determining a plurality of vehicle running parameters in response to means for detecting a plurality of vehicle running information, environmental situation and driver's instructions, so as ...  

Matches 401 - 450 out of 554