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Resistance component detecting apparatus for an oxygen concentration sensor
and oxygen-concentration detecting...
The resistance of an air-fuel-ratio sensor element is determined from current detected before changing an applied voltage to the sensor and current detected when...
Refrigeration cycle apparatus
A refrigeration cycle is switched from a refrigeration cycle circuit to a hot gas heater circuit to make the hot gas discharged from a compressor flow into an...
Hot-water supply system with heat pump cycle
In a hot-water supply system with a heat pump cycle, a control unit controls operation of an expansion valve based on a temperature difference between a...
Heat-pump water heater
In a heat-pump water heater, a control unit has a heat-radiation determining means for determining a heat radiation from refrigerant to outside air in an air...
Vapor-compression refrigerant cycle for vehicle
In a refrigerant cycle for a vehicle air conditioner, a compressor is operated by a power from a vehicle engine, a load detecting unit is disposed to detect load...
Fluid pressure boosting device and brake system employing the same
In a brake fluid pressure boosting device 1 of the present invention, by operation, an input shaft 4 is moves forward to rotate a lever 27 to actuate a control...
In a brake booster of the present invention, by depression of a brake pedal 3, an input shaft 4 travels to the left, a pedal input converter generates thrust,...
Verification method of neural network and verification apparatus thereof
A verification method and a verification apparatus of a neural network for guaranteeing the operation of the neural network to any input signals which might be...
Navigation device for use in automotive vehicle
A navigation device provides a driver with proper instructions to which direction to drive when he approaches a junction at which an entering road branches out...
Vehicular navigation system
A navigation system, which can detect particular intersection as the intersection to be guided, even if the particular intersection is not judged as the...
Traveling-path estimation apparatus for vehicle
An object in front of a vehicle is detected. At least one of a steering angle of the vehicle and a yaw rate thereof is detected. First curvature data are...
Vehicle transmission and air conditioning control system
In the transmission and air conditioning control system having an air conditioner provided with a compressor driven by an engine and an evaporator for cooling a...
Vehicle control system for continuously variable transmission having
manager control unit
In a vehicle control system of this invention, a CVT ECU does not executes the calculations such as a gear ratio, etc., but simply controls the gear ratio of a...
Electronic control unit having flexible wires connecting connector to
In an electronic control unit for controlling operation of various devices, a circuit board carrying electronic components thereon and a connector for connecting...
An analog input voltage signal to be A/D-converted is supplied to a ring gate delay circuit including inverting circuits connected in series in a ring as a...
Temperature sensor and method of manufacturing same
A temperature sensor has a sensing element (13) consisting of a thermistor (11) and leads (12) and a sheath pin (15) containing core wires (14), to accurately...
Constant voltage circuit with a substitute circuit in case of input voltage
A constant voltage circuit robust to the input voltage lowering is disclosed. The invention is applied to a constant voltage circuit fed with an input voltage...
Rotary electric machine having auxiliary poles
A rotary electric machine includes a plurality of permanent magnet main poles disposed on an inner periphery of a yoke and a plurality of auxiliary poles...
Activating device for vehicle passenger protection system
In an activating device for a passenger protection system in a vehicle, erroneous activating operation caused by improper operation of a microcomputer or...
Semiconductor device having lateral MOSFET (LDMOS)
In an LDMOS, an n-type region 6, which is formed to have a concentration higher than that of an n-type substrate 1 and whose concentration gradually increases...
Aluminum alloy brazing sheet for a heat exchanger
An aluminum alloy brazing sheet having a four-layered structure, of sheet thickness 0.2 mm or less, and having a core alloy, a filler alloy of an Al--Si alloy on...
The present invention provides a vehicle-drive system which can recovers inertial power from a vehicle. Torque of an internal-combustion engine is transferred to...
Vehicle air conditioning ventilation system and apparatus having positional
doors and blow-switching modes
A vehicle air conditioning flow apparatus is constructed of a heat exchanger that heats and cools air that is directed along an air flow path ultimately directed...
Semiconductor mechanical sensor
A semiconductor mechanical sensor having a new structure in which a S/N ratio is improved. In the central portion of a silicon substrate 1, a recess portion 2 is...
Structure of electric connector of gas sensor
An improved structure of an electric connector of a gas sensor is provided which is designed to establish a firm electric connection between each electrode...
Air-conditioning device for a vehicle and device for controlling an engine
for a vehicle
A device for controlling an engine for a vehicle and an air-conditioning device for a vehicle capable of suitably controlling the blow-out rate of an...
Apparatus for detecting deterioration of exhaust gas purifying catalysts
An engine has an upstream-side catalyst and a downstream-side catalyst. First and second air-fuel ratio sensors are provided on the upstream and downstream sides...
Multi-stage pulley and production method thereof
An annular groove portion is formed between portions corresponding to groove portions and thereafter the groove portions are formed while the annular groove is...
Method of calking cylindrical member in hole
A cylindrical member is placed in a dead-end hole formed in a housing made of a material such as aluminum. A peripheral portion of the hole is pressed down to...
Fail-safe system in integrated control of vehicle
A fail-safe system used in integrated control of a vehicle includes structural-element control portions. Preset priority degrees are given to the...
Mobile robot, automated production system, and mobile robot system
A mobile robot placed on an automatic production line is provided. The mobile robot collects information on operating conditions of other mobile robots placed...
Multiple class of service determination for digital cellular telephones
Digital cellular telephone with a variable rate vocoder is used with a number of different classes of service. A first class of service provides always constant...
Adjustable coding detection in a portable telephone
A user's individual hearing characteristics are obtained and stored. Those characteristics are sent to the far end cellular telephone. The vocoder in the far end...
Voltage regulator of vehicle AC generator
A voltage regulator of a vehicle AC generator includes a switching element connected between a battery and a field coil, a control circuit for controlling the...
Stacked piezoelectric device and method of fabrication thereof
A stacked piezoelectric device and a method of fabrication thereof includes a piezoelectric stack having a first side electrode and a second side electrode,...
Photo-detection sensor and method of manufacturing the same
In a sensor chip for forming the light receiving elements of a photo-detection sensor, p-type regions of the photodiodes are formed in a surface portion of an...
Sealed-type electric compressor having refrigerant passage
A refrigerant passage within a main shaft includes an axial refrigerant passage extending in parallel with the main shaft from the end surface thereof, and a...
Measuring instrument with an indicator
A display is provided having five light-emitting elements, constituting a first light source, are provided on the surface of a wiring board. These sources...
Vehicle air conditioner
A vehicle air conditioner has a case and a heater core disposed in the case substantially horizontally. The case has a center face opening formed in a side wall...
Forward condition detecting apparatus for vehicles
A forward condition detecting apparatus for vehicles has a laser radar device mounted on a vehicle. A front height sensor and a rear height sensor detect a front...
AC generator for vehicles
An AC generator for a vehicle including a rotor with a fan, a stator disposed around the outer periphery of the rotor, and frame. The stator includes a laminated...
Electric rotary machine having a plurality of conductor segments and method
of manufacturing the same
The invention provides a rotary electric machine and method of manufacturing same, having a plurality of conductor segments inserted in a plurality of slots of a...
Method of manufacturing a circuit substrate
A multilayer wiring substrate has a passive circuit element disposed on an insulating base substrate, and an insulating layer is disposed on the insulating base...
Brake control apparatus for vehicle
A characteristic changing device is adopted in the inventive brake control system for the vehicle. The characteristic changing device sets a differential...
Valve timing adjusting device
A seal plate partitions a sectorial space which houses a vane and a circumferential groove which houses a torsion spring, so that the sectorial space is formed...
Sensing apparatus for detecting a physical quantity, including memory
circuits storing characteristics...
A sensing element detects a predetermined physical quantity and generates a sensor signal. A signal processing circuit processes the sensor signal and generates...
Vehicle alternator with anti-hunting feature and vehicle alternator control
Shift means shifts a rotation speed range to a low rotation speed side based on an electricity amount related to rotation speed. In the rotation speed range,...
Alternating-current generating apparatus for an automotive vehicle
An automotive alternator is driven by an internal combustion engine via a one-way clutch. When the internal combustion engine is in an idling condition, the...
Silicon carbide semiconductor device and method for manufacturing the same
In an accumulation mode MOSFET, a surface channel layer is disposed on a p.sup.- type base region between an n.sup.+ type source region and an n.sup.- type epi...
Vehicle air conditioner with heating capacity control of cooling water
In a vehicle air conditioner where air blown into a passenger compartment is heated in a heater core using cooling water for cooling a fuel cell system as a...