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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...
Reset detection circuit in semiconductor integrated circuit
A reset detection circuit for a logic circuit and a RAM includes a first determining circuit, a second determining circuit and a reset signal generating circuit....
Starter-relay control circuit with self fault diagnosis function
In a starter-relay control circuit, a high-side switching element is connected between a first output line connected to a high-side terminal and an ignition...
RF tag recycling system and RF tag collecting apparatus
The RF tag recycling system for recycling RF tags containing information on goods to which the RF tags are attached includes data storage mediums which are...
Motor control apparatus
Presence/absence of a failure in a feedback control system of a motor is monitored. When a failure is detected in the feedback control system, the motor is...
Sensor having metallic housing and resin connector, and method of
manufacturing the same
A sensor includes a metallic housing having a hollow portion, a metallic terminal pin, a part of which is inserted into the hollow portion of the housing, a...
Rotating apparatus with a torque limiter function
A screw engagement portion between a pulley and a shaft is provided with a thread in a direction to increase the tightening torque when the pulley is driven. A...
Air passage switching device
An air passage switching device includes a film member for opening and closing an opening portion of an air passage, and the film member has a first end portion...
Element crack detecting apparatus and method for oxygen sensor
An element crack detecting apparatus for an oxygen sensor detects a sensor output voltage for an abnormality detection period after a fuel cut-off is started...
Engine control system using valve opening parameter
In a system, a calculating unit calculates a control parameter required for control of an engine based on a valve opening parameter each time a calculating...
A link mechanism prevents a first pin from coming out of a groove and prevents interference with other elements. The line of action is the line orthogonal to the...
A pressure sensor has a case having a first side and a second side, and a sensing portion mounted to the case. A first diaphragm is disposed on the first side of...
Automatic drain docking system for HVAC module drain pipe
A mounting arrangement for an HVAC case includes a drain tube extending from the HVAC case and defining an outlet. A receiving portion extends from a docking...
Exhaust gas purification system for internal combustion engine
An exhaust gas purification system has a first accumulation quantity estimation device that estimates an accumulation quantity of exhaust particulate matters...
Apparatus for processing sensor signal from knock sensor of internal
A knock sensor signal processing apparatus for an engine, which performs a series of A/D conversions of a knock sensor signal during each of successive knock...
Tire condition monitoring system and method
A tire condition monitoring system for a vehicle has a chassis-side transmitter/receiver and a tire-side transmitter/receiver. The tire-side transmitter/receiver...
Windshield wiper de-ice function using HVAC switch position
A vehicular windshield wiping apparatus has a temperature sensor for sensing temperatures outside of the vehicle, a humidity sensor for sensing humidity outside...
Laminated-type piezoelectric element and a manufacturing method thereof
The invention provides a laminate-type piezoelectric element comprising a ceramic laminate 10 with ceramic layers 11 and internal electrode layers 12...
A raindrop sensor includes a light-emitting element, a light-receiving element and a light guide body. The light-emitting element and the light-receiving element...
Sealing structure of ceramic heater
A ceramic heater is provided which may be built in a gas sensor to heat a sensor element up to a desired activation temperature. The ceramic heater includes a...
Electronic apparatus including circuit board chassis
The electronic apparatus includes a circuit board on which electronic component is mounted and a chassis housing the circuit board. The chassis is provided with...
Fuel pump received in housing
A fuel pump includes a rotor, a rotating member, a pump portion, and a housing. The rotating member is rotated by the rotor to generate suction force for drawing...