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Fuel vapor treatment system for internal combustion engine
A butterfly valve restricts flow passage areas of a purge passage and a blow-by gas passage by the same degree. A first pressure sensor detects variation in...
Fuel injection device for internal combustion engine
A fuel injection device of an internal combustion engine executes tentative learning repeatedly while engine cooling water temperature increases. An actual...
Pressure sensing element and sensor incorporating the same
A pressure sensor includes a sensor chip in which a diaphragm is provided, and a case to which the sensor chip is directly mounted by an adhesive. A groove that...
Ejector refrigeration cycle
A branch passage, which is branched at a point on an upstream side of an ejector, is connected to a refrigerant suction inlet of the ejector. An evaporator is...
Voice recognition system preventing lowering performance
When electric field strength of a reception signal becomes less than a threshold level, an in-vehicle terminal executes one of three operations. The first is...
Rotation angle detecting device
An improved rotation angle detecting device that detects a rotation angle of a first member relative to a second member is proposed. The rotation angle detecting...
Fuel cell system utilizing control of operating current to adjust moisture
content within fuel cell
In a fuel cell system utilizing fuel cells which generate electric power by a reaction between oxygen and hydrogen, the moisture content within a fuel cell is...
Gas sensor having improved structure for minimizing thermal damage
An improved structure of a gas sensor is provided which is designed to minimize thermal damage to a water-repellent filter installed in a base end portion of the...
Motor-operated valve assembly
A motor-operated valve assembly has a housing, a motor, a driving force transmission means and a valve member. The housing has a fluid passage therein. The motor...
Piping structure for refrigerant cycle system of vehicle
Front side members as a platform member of a vehicle are provided in a vehicle body on a lower side of an engine compartment to extend in a vehicle front-rear...
Fuel vapor treatment apparatus
A fuel vapor treatment apparatus includes a first canister, a purge passage, an atmosphere passage, a first detection passage provided with a restrictor, and a...
Startup controller for in-cylinder injection internal combustion engine
A startup controller calculates a fuel pressure difference across a discharge stroke of a high-pressure pump at an end of an initial discharge after cranking is...
Controller of in-cylinder injection engine
If a high-pressure pump discharges fuel in an injection waiting period from injection setting to injection start, fuel pressure to occur at injection start time...
Vehicle control apparatus and throttle trouble handling method
For setting a predetermined target control amount concerning running of a vehicle according to an operation amount for a predetermined operation member for...
Angular rate sensor and mounting structure of angular rate sensor
An angular rate sensor includes: a substrate; a drive-purpose vibrator capable of vibrating in a first direction; and an angular velocity detection-purpose...
Fuel injection controlling apparatus for internal combustion engine
A sensor signal from a speed sensor is inputted into an ECU. The ECU calculates a rotation speed of a crankshaft in a predetermined period based on the sensor...
Vehicle vicinity image-processing apparatus and recording medium
The present invention provides a vehicle vicinity image-processing apparatus and a recording medium capable of deducing a scene having left the field of vision...
An ultrasonic sensor has an intermediate connection member for having electrical connection between an ultrasonic transducer and a circuit board. A connection...
Visual recognition support system
A visual recognition support system includes a noise area determination function for determining a noise area where a visual noise is output to improve...
Vehicle control system and method
A backup communication is automatically executed if a smart ID does not come back from a portable device though a comparison ECU transmits a smart ID request. In...
An ignition coil includes a coil portion that has a primary coil, a secondary coil, and an outer core. The outer core is arranged on a radially outer side of...
Automotive battery state monitor apparatus
A voltage control apparatus checks a battery voltage when an automotive generator gradually increases its output to be within a predetermined range after...
Semiconductor device having super junction structure and method for
manufacturing the same
A semiconductor device includes: a center region; a periphery region; and a semiconductor layer including pairs of a first region having a first impurity amount...
Gas sensing element
Provided is a multilayer gas sensing element having a high measurement accuracy and less susceptible to a leakage current. The element comprises an oxygen pump...
Evaporated fuel treatment system for internal combustion engine
In an evaporated fuel treatment system, a pump is operated to flow air through a specified restriction and a sensor detects a first differential pressure across...
Fuel vapor treatment apparatus
A fuel vapor treatment apparatus that includes a purge valve for controlling a quantity of fuel vapor purged from a canister. The apparatus also includes a...
Device for detecting malfunction in evaporated gas purging system
An evaporated gas control system mounted on an automotive vehicle includes a canister for absorbing gas evaporated from a fuel tank and a purging passage for...
Fuel feed apparatus having fuel pump
A fuel feed apparatus includes a fuel pump for pumping fuel from a fuel tank to an internal combustion engine. A pressure-control valve controls pressure of...
Actuator drive system and fuel injection system
A control device of a fuel injection system of an engine calculates command injection timing for starting an injection at target injection timing, and a command...
Pressure detection device and manufacturing method of the same
A pressure detection device includes a sensing part that is provided at one end portion of the housing to output an electrical signal responsive to an applied...
Device and method for estimating temperature of exhaust pipe of internal
A device for estimating a temperature of an exhaust pipe of an engine includes: a first obtaining section for obtaining a first heat amount that the exhaust pipe...
Tire inflation pressure sensing apparatus with command signal receiver
having variable receiver sensitivity
A tire inflation pressure sensing apparatus according to the present invention includes a transmitter, a receiver, and a command signal receiver. The transmitter...
Automotive antitheft system
An automotive burglar alarm unit has an intrusion or equivalent security sensor. The burglar alarm unit can operate in an alarm set state for generating alarm,...
The vehicle generator includes a rotor around which a field winding is wound, a stator around which an armature winding is wound, a rectifier rectifying an AC...
Spark plug with easy-to-recognize identification marks
A spark plug according to the invention has a length and an outer side surface. The outer side surface includes a plurality of closed band-shaped regions...
Method and system for controlling power to be fed to electrical loads
In a control system, a control unit is connected to a generator and is configured to, when a steep change in a load current flowing through at least one specific...
Manufacturing equipment of SiC single crystal and method for manufacturing
SiC single crystal
A method for manufacturing a SiC single crystal from a SiC seed crystal is provided. The method includes the steps of: measuring a diameter of the SiC single...
Downshift control for automotive automatic transmission
An automotive automatic transmission control system is provided which is designed to increase the output of an engine in response to a driver's request to...
An outer end of a seal element for a fixed scroll is extended to a position close to an end of an inside spiral wall of the fixed scroll, and an outwardly...
Fuel supply pump capable of lubricating cam bearings
A fuel supply pump uses a low-pressure supply pump for pumping up a low-pressure fuel, and a pump element having a plunger for increasing pressure of the...
Fuel supply apparatus
In a fuel supply apparatus, a circuit module has a housing, a driving circuit contained in the housing, an electric connector. The circuit module is mounted to a...
Butterfly valve apparatus and manufacturing method of the same
A butterfly valve apparatus includes a valve body, valve discs, valve shafts, and a connecting member. The valve body has valve passages. Valve discs are...
Valve timing adjusting apparatus
A driving-side rotatable body includes a driving-side inner gear, which has an axial extent that does not overlap with an axial extent of a driven-side inner...
Diaphragm-type pressure sensing apparatus
A diaphragm-type pressure sensing apparatus includes a pressure sensor having a diaphragm for converting pressure into an electrical signal, a circuit board for...
Ultrasonic sensor assembly
An ultrasonic sensor assembly includes an ultrasonic sensor apparatus, a holding member and a spring arrangement. The spring arrangement includes two spring...
Apparatus for measuring flow characteristics
A flow detection device for detecting a flow characteristic of a fluid within a pipe is disclosed. The flow detection device includes a first channel portion...
Combustion chamber pressure sensor equipped with damper body for
attenuating transmitted engine vibration
A combustion chamber pressure sensor for an internal combustion engine includes an elongated pressure transmitting member having one end exposed to the interior...
Exhaust gas purification system of internal combustion engine
An oxidation catalyst is disposed upstream of a diesel particulate filter (DPF) in an exhaust passage of a diesel engine. An electronic control unit (ECU)...
Secondary air supply system for internal combustion engine
A secondary air pipe is connected to an exhaust pipe upstream of a catalyst, and a secondary air pump is connected to an upstream portion of the secondary air...
Method and apparatus for measuring coaxial relation between two mechanical
According to a measuring method, shapes of two mechanical parts of a measuring object are shot by a camera at their respective axial both ends so that image...