PURPOSE: To improve running performance and fuel consumption performance by providing an axle disconnection mechanism to prohibit power transmission between a drive shaft and a propeller shaft at the time of two-wheel drive, and a differential lock mechanism to prohibit power transmission of different rotation numbers to the rigth and left drive shafts at the time of four-wheel drive. CONSTITUTION...

PURPOSE: To compatibly improve the acceleration in starting a vehicle and suppress the slip of driving wheels without the sense of incompatibility with the traveling in a driving force control device for the vehicle to control the driving force based on the driving wheels slip condition to be calculated from the driving wheel speed for controlling and the driven wheel speed for controlling. CONSTI...

PURPOSE: To extend the range and time for achieving the economy running by regulating the air flow rate to be fed to the engine during the idling operation and releasing a starting clutch when the required load of the engine and the acceleration in the deceleration running are both below the prescribed values. CONSTITUTION: The signals from sensors 56, 58, 62, 66 of the throttle opening, the selec...

PURPOSE: To increase the time of the economy running and to improve the fuel consumption and the operational performance by stopping the engine and releasing a starting clutch according to the generated torque based on the required load of the engine by an engine stop/start control device. CONSTITUTION: The signals from sensors 62, 64, 66, 68 for the throttle opening, the engine speed, the input n...

PURPOSE: To improve the drivability by stopping the fuel supply to stop the engine when the engine stopping condition is met, and controlling to release a starting clutch after the prescribed period of time after the stop to prevent the racing of the engine when the engine is stopped. CONSTITUTION: The signals from sensors 58, 60, 62, 64 for the throttle opening, the engine speed, the input number...

PURPOSE: To prevent the delay in the speed change and the deterioration of the riding comfort in the case that the bank switching and the speed change which usually realizes the cooperative control of a throttle valve provided on each cylinder group are simultaneously caused. CONSTITUTION: A speed change judging means 104 to judge that the speed change be achieved by an automatic transmission 101,...

PURPOSE: To prevent the deterioration of the riding comfort when the opening/ closing condition of an EGR valve for the cut-off cylinder group is changed as the cut-off cylinder group is changed. CONSTITUTION: A circulation control means 109 to control the opening of an opening/closing valve 106 provided in a circulation passage 105 of a cylinder group 101 to cut-off the combustion as the combusti...

PURPOSE: To provide similar control performance to that in the normal condition even when the control performance of the braking system is deteriorated by correcting the driving torque control according to the deteriorated condition of the control performance of the braking system by the increase of the viscous resistance of the braking fluid and the deterioration of the pump discharge capacity. C...

PURPOSE: To reduce the speed change shock without changing the hydraulic control system of an automatic transmission. CONSTITUTION: The braking force to be set according to the kind of the speed change and the required output of the engine is provided on driving wheels during the speed change, and the changing mode of the acceleration of a vehicle during the speed change is controlled as desired t...

PURPOSE: To provide an integrated control device for a vehicle preventing the malfunction of an air bag device with the slip controller of a slip control device, simplifying a control system, and properly setting a threshold value such as a collision judgment threshold value. CONSTITUTION: The ABSCPU 50 of an ABS control unit 30 and the A/BCPU 70 of the air bag control unit 40 of an air bag device...

PURPOSE: To ensure the operation of an air bag device by preventing an antiskid brake device from being operated concurrently with the air bag device. CONSTITUTION: Wheel speed data are fed to an A/BCPU 70 from an ABSCPU 50, and an air bag device is operated based on the acceleration/deceleration Gs detected by a G sensor 41 and the acceleration/deceleration obtained from the wheel speed. When an ...

PURPOSE: To provide the stable vehicle behavior with no fluctuation at the time of the traction control changed with the cornering power of front and rear wheels in a vehicle motion control device mounted with a wheel slip control device controlling the slip ratio of wheels. CONSTITUTION: The slip information of driving wheels is transferred to a vehicle motion control device from a wheel slip con...

PURPOSE: To smoothly increase rotational speed by starting a combined shaft system without using a starting motor. CONSTITUTION: A combined shaft system 23 is prepared by coaxially arranging a compressor 14, a gas turbine 16, a power generator 17 and a steam turbine 18. When the combined shaft system 23 is started and increased in its rotation, steam from the other combined shaft system 24 or an a...

PURPOSE: To provide a fluid control circuit for a fluid type retarder device which has satisfactory efficiency as an auxiliary brake for a running vehicle. CONSTITUTION: Fluid control circuits 27, 29 for a torque converter and fluid control circuits 28, 31 for a fluid retarder are parallelly arranged between a safety valve 26 and a heat exchanger 13. Changeover valves 16 are arranged on the sides ...

PURPOSE: To provide a rotation transmitting mechanism capable of preventing any radial load caused by tensile force of a belt from being applied to a rotary shaft. CONSTITUTION: A housing 32 in which a ball spline nut 30 engaged with a rotary shaft 12 is stored and fixed is rotatably supported by a vacuum container 2 by a first bearing 34, and a pulley 24 having a belt 26 hung thereon is born via ...

PURPOSE: To display fully the function of an accumulator by pressure change by arranging a shock absorption chamber where a viscous fluid flows in/out, between a gear meshing portion and the accumulator to reduce the pressure change of the viscous fluid. CONSTITUTION: When being differential is generated at a differential device 7, positive pressure and negative pressure are generated at oil by th...

PURPOSE: To reduce the number of parts and improve the rigidity of bearing portions by fixing a collar position by holding pinchingly the collar of a cam gear drive gear by means of a cylinder head inner wall surface and a step portion between the larger diameter portion and the small diameter portion of a stepped shaft. CONSTITUTION: In the case of a gear cassette set 1, pipelike collars 3, 4, 5 ...

PURPOSE: To prevent surely engine stall at the time of sudden braking in the case of a general controller for the speed shift and lock up of a vehicle automatic transmission to make lock up control pressure and speed shift control pressure by means of a hydraulic control unit that copossesses a hydraulic source. CONSTITUTION: This controller is provided with a general control means (j) for lock up...

PURPOSE: To conduct, in a specific case, the brake release of a friction brake mechanism that is for operating comparatively weak brake force substantially at all times in regard to a transmission shaft in a travel drive route. CONSTITUTION: A ring body 51 to engage in friction a ring to rotate integrally with a transmission shaft 15 is provided on the transmission shaft 15 so as to be able to rot...

PURPOSE: To provide a lead-acid battery with high volume efficiency, in which the electricity amount in charging during in-battery-jar-formation is remarkably decreased, the time during in-battery-jar-formation is shortened, and the amount of an electrolyte poured in a battery jar is decreased. CONSTITUTION: In the manufacturing process of a lead-acid battery in which an electrode group comprising...