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Patent Searching and Data


Matches 401 - 450 out of 560

Document Document Title
JPH04234559A
PURPOSE: To enable the changeover of fuel injection timing accurately in the case of operating as a 2 cycle engine or in the case of operating as a 4 cycle engine by arranging respective gears for 2 cycles and 4 cycles on an injection pu...  
JPH04234508A
PURPOSE:To obtain a clutch enabling the smooth switching of 2 and 4 cycle actions of a suction and exhaust valve. CONSTITUTION:A movable clutch 3 is provided on a gear 1, to which the turning force of a crankshaft is transmitted, via a s...  
JPH04224232A
PURPOSE: To start a two-cycle operation during acceleration of a two-four switching engine by increasing a supercharge pressure, and switching intake/ exhaust mechanisms of the engine and an injection timing. CONSTITUTION: Switching clut...  
JPH04179830A
PURPOSE: To enable easy change-over to 2-cycle operation or 4-cycle operation in accordance with the revolution of an engine, by causing a rotary sleeve in close contact with a cylindrical surface of a cylinder to rotate by mutual attrac...  
JPH04179831A
PURPOSE: To enable easy change-over to 2-cycle or 4-cycle operation in accordance with the revolution of an engine, by detecting the position and speed of a rotary sleeve adapted to rotate in close contact with a cylindrical surface of a...  
JPH04143423A
PURPOSE: To secure such a two-four cycle selector engine which can be put pratical use by installing a selector means which stops one side operation of both two-four cycle operating camshafts. CONSTITUTION: A timing pulley 5 rotates and ...  
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
A structure for mounting the same type of camshafts on two different types of cylinder heads which have reversed order of intake valve/exhaust valve arrangement, the same type of camshafts being mounted on the two types of cylinder heads...  
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  

Matches 401 - 450 out of 560