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Spark plug having a plurality of center electrodes
A spark plug according to the invention includes a tubular metal shell, a cylindrical insulator, a plurality of center electrodes, and a plurality of ground...
High performance, long-life spark plug
A spark plug includes a metal shell, an insulator, a center electrode, a ground electrode, a first noble metal chip, and a second noble metal chip. The metal...
Structure of rectifier for automotive alternator ensuring reliable
A rectifier for an automotive alternator includes a heat sink that has a plurality of rectifying elements mounted thereto to dissipate heat generated by...
Press-fitting method and rectifying device having press-fitted member
In a rectifying device for a vehicular AC generator, a rectifying element is press-fitted in a positive-side radiation plate. The radiation plate is prepared in...
Hybrid compressor system for refrigeration cycle system
A compressor device compresses refrigerant of a refrigeration cycle system and is connected to an engine and a motor to selectively receive drive force from one...
Multi-blade centrifugal blower
Each of blades of a multi-blade centrifugal blower is provided with a taper portion, which is arranged at an inside periphery at least at the side of one...
Vehicle headlight apparatus
A vehicle headlight apparatus includes a headlight and an actuator. The actuator horizontally changes a direction of an optical axis of the headlight. The...
Passenger protection system
A passenger protection system includes acceleration sensors as well as a passenger protection ECU. At least one acceleration sensor is provided on one of the...
Automotive air conditioning system
A rear face inlet 25 and a foot inlet 28, and a rear face duct portion 26 and a foot duct portion 31 which are adapted to distribute air from the inlets,...
Radiator for vehicle use
A heat exchanger comprising: a plurality of tubes in which a heat exchanging medium flows; tank members to which both end portions of these tubes are connected;...
Ignition timing control device of internal combustion engine
An engine ECU executes a program including the steps of: comparing a vibration waveform of an engine and a knock waveform model stored in advance to calculate a...
Apparatus for controlling engine
An engine has variable-valve mechanisms. An engine control system has an engine control unit for executing automatic stop and start control. At an ...
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...
In a sensor system, a detection waveform-forming unit detects a vibration component and forms a waveform of a detected angular velocity based on the vibration...
Pipeline processing device and interrupt processing method
At an MA stage, data, such as a header address of an interrupt processing routine, is loaded via a data bus and immediately supplied to a program counter via...
Vehicular kinetic control system
In a state where a driver sees a region near a vehicle, a finally-requested output-shaft torque is set so that a response is hastened in a deceleration and...
Linear solenoid designed to ensure required amount of magnetic attraction
and solenoid valve using same
A linear solenoid is provided which works to pull a plunger to a stator magnetically. The plunger and the stator are aligned to have ends opposed to each other....
Vehicle power supply system with a series regulator
A vehicle power supply system has a first battery connected to a generator, a second battery connected to an electric load and a series regulator between the...
Variable capacitance device with high accuracy
A capacitance device includes a dielectric film, the first electrode and the second electrode. One of the two electrodes is divided into a plurality of electrode...
Optical information code reading apparatus using marker beam
In an optical information reading apparatus, a marker beam irradiating unit has a light beam source for emitting a light beam, a diffusing lens for diffusing the...
A display apparatus includes a display, a light source, and a light transmittance control means. The display displays a display design. The light source emits a...
Fuel injection system designed to ensure enhanced reliability of diagnosis
A fuel injection system for automotive diesel engine is provided which is equipped with a fuel pressure sensor working to measure the pressure of fuel in an...
Valve timing controller
A valve timing adjusting device includes: a first rotary body which rotates in synchronization with one of a crankshaft and a camshaft and into which lubricating...
Obstacle detection system
A plurality of ultrasonic sensors is provided in both front and rear bumpers of a vehicle to detect obstacles around the vehicle. Each sensor sets up a...
Power supply circuit
A power supply circuit includes first and second power supply circuits. The first power supply circuit has a first voltage generation circuit and the second...
Electrostatically oscillated device
An oscillator is oscillatable in a predetermined direction. First and second driving electrodes are secured to the base and apply an electrostatic force to the...
A stator is press fitted into a recess of a casing. The recess has a chamfered portion. The chamfered portion is arranged between an inlet opening end of the...
Conductor composition, a mounting substrate and a mounting structure
utilizing the composition
A conductor composition being able to easily secure the conductivity at the same level as an Ag bulk at low temperature process, a mounting substrate utilizing...
System for limiting an increase in the inside air temperature of passenger
compartment of vehicle
Light control glasses are used as window glasses of a vehicle. When the vehicle is parked, voltage is applied to the light control glass, which directly receives...
Floating three-dimensional instrument panel dial structure
A viewed component of a vehicle instrument cluster includes a housing and a first dial structure. The first dial structure includes an outer boundary presenting...
Capacitance type semiconductor dynamic quantity sensor
A capacitance type semiconductor dynamic quantity sensor includes a beam-shaped movable electrode displaceable in a predetermined direction in response to...
Map display device and method for operating thereof
A car navigation device displays a map by using display colors included in a first color pallet when the speed of a vehicle traveling is lower than a...
Vehicle alarm sound outputting device and program
In a vehicle alarm sound output device and a program, position data of an obstacle(s) and sound data of an alarm sound are output from an obstacle detector to...
Electromagnetic relay system
An electromagnetic relay system is constituted by containing an electromagnetic relay arranged in a case and including a coil, a movable contact and a plurality...
Waveguide transmission line converter where the open end of the waveguide
has a beveled inner corner
A waveguide-transmission line converter has a waveguide including side walls which have inner corners at an open end of the waveguide. The inner corners are...
Power control circuit for charge storage element
A DC voltage source, a switch, and an inductor are connected together in series. The inductor is also connected together with a switch, a piezoelectric element...
Production method for powdered core
The present invention provides a production method for a powdered core, including steps of preparing a mixture including a soft magnetic powder and a resin...
Apparatus for driving on-vehicle occupant-protecting airbag device
An apparatus for driving an occupant-protecting airbag device mounted on a vehicle is provided. The airbag device includes an airbag and a squib and the squib...
A tank for a radiator has an integral connecting member between the tank and the radiator. The integral connecting member is used to connect both a filing port...
Air-fuel ratio controller for internal combustion engine and diagnosis
apparatus for intake sensors
A computer calculates an estimated cylinder-intake-air amount based on outputs from an airflow meter and a throttle position sensor, and then calculates a...
Capacitance type physical quantity sensor having sensor chip and circuit
A capacitance type physical quantity sensor includes a sensor chip and a circuit chip. The sensor chip includes: a support substrate; a semiconductor layer; a...
Device for shaping corrugated fin
The configuration comprises a shaping member 3 having a substantially rectangular shape and shaping the inner surface side of a bent portion 1b, a worm gear 2...
Vehicle air conditioner with non-contact temperature sensor
A vehicle air conditioner includes a non-contact temperature sensor for detecting a temperature in a predetermined area of a passenger compartment in...
Exhaust emission control device for internal combustion engine
A DPF is used in an internal combustion engine for trapping PM discharged from an engine body. Presence and absence of an abnormality in the DPF is evaluated...
Method for fabricating laminate-type dielectric element
A method of producing a laminated dielectric element of high quality, free of delamination. A method of producing a laminated dielectric element 1 by alternately...
Fuel nature measuring device of internal combustion engine and internal
combustion engine having the same
A fuel nature measuring device for measuring the nature of fuel stored in a fuel tank includes a measurement passage, a gas flow generator, a pressure detector,...
Vehicle parking assisting system and method
A vehicle parking assisting system detects an obstacle by sonar devices, and displays it as a present detection position and a past detection point on a display...
Object recognition apparatus designed to detect adhesion of dirt to radar
An object recognition apparatus for vehicles is provided which is equipped with a radar. The apparatus is designed to detect adhesion of any dirt to the radar...
Method for detecting an obstacle around a vehicle
If the maximum time width Lt of the intensity of received light of reflected waves from a vehicle ahead is smaller than a reference time width, it is judged that...
Distance calculating method and system
In a system, a frequency-modulating unit is configured to frequency-modulate a radar wave signal within a predetermined frequency modulation range from bottom to...