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Electric power generation system for vehicle
An electric power generation system is mounted on a vehicle having a secondary battery, an electric load, and an internal combustion engine as a driving source...
Cooling device and method of manufacturing the same
A cooling device has a case defining a first space through which a first fluid flows and a second space through which a second fluid having the temperature lower...
Air-intake device for internal combustion engine having noise reduction
An air-intake device having a noise reduction mechanism includes a surge tank connected to an intake manifold for introducing intake air into an internal...
Vehicle information display system
A vehicle information display system includes a head-up display for reflecting an image on a windshield of a vehicle and displaying the image so that a driver...
Vehicle light control apparatus, system and method
A vehicle light control apparatus includes an illumination control unit for executing illumination control on the mode of illumination of a subject vehicle based...
Ambient noise controlled buzzer answerback
A vehicle remote control system can have a transmitter transmitting a signal, a receiver receiving the signal, and a control device in communication with the...
Clock signal output circuit
1.sup.st to n.sup.th pairs of transistors (n=an odd number) are connected in parallel, and each pair of transistors has an upper transistor and a lower...
Frequency-multiplied clock signal output circuit
In a DPLL circuit, when the size of a data value which is output from a data latch circuit and should be naturally set in a 11-bit down-counter becomes equal to...
Rotation angle using orthogonal magnetic sensing elements in close
proximity to each other
A rotation angle detecting device that detects a rotation angle of a rotating object includes a permanent magnet that generates magnetic fields in response to...
Motor vehicle AC generator having substantially identical rates of wear of
the generator brushes
In an AC generator of a motor vehicle, having a positive polarity brush from which current flows into a corresponding slip ring and a negative polarity brush...
Electric motor and fuel pump having the same
A stator of an electric motor includes coil cores, bobbins and coils. The coil cores include six coil cores, which are arranged at equal angular intervals in a...
Automotive alternator with rotary magnetic fluctuation suppressor
An automotive alternator includes a rotary shaft, a pulley, a stator, a rotor, and a magnetic fluctuation suppressor. The pulley is provided on the rotary shaft...
Glow plug and method of producing the same
A glow plug includes a sleeve secured by press-fitting to a housing with a ceramic heater held therein. A lead wire exposed from the heater is electrically...
Switch device with rapid opening and closing between movable and
A control knob is supported on a switch base via a first pivotal shaft. A movable contact holder holds a movable contact, faces an inner side face of the control...
Solenoid operated valve device designed to ensure high responsiveness of
A solenoid-operated valve device is provided which includes a valve, a solenoid actuator designed to be supplied with electric power from a battery to operate on...
Control device and control method for stopping and starting an internal
The present invention has an object of providing a technology capable of stopping and starting an internal combustion engine more preferably by restraining...
Pressure sensor with reduced size strain gauge mounting structure and
manufacturing method of the same
A pressure sensor for detecting pressure includes: a metallic diaphragm for receiving the pressure; four strain gauges providing a Wheatstone bridge, wherein...
Leak inspection device
In an inspection device in which a leakage of He gas from a product 1 is detected when He gas is pressurized and charged into the product 1 accommodated in a...
Gas sensor with increased water-incursion resistance and method of
operating gas sensor
A gas sensor and a related method operating are disclosed as having a concentration sensing element for detecting a concentration of a specified gas component in...
Supercritical heat pump cycle system
A supercritical heat pump cycle system includes a low-pressure determining unit for determining a pressure of a low-pressure refrigerant after being decompressed...
Electronic control apparatus and memory apparatus for electronic control
An electronic control apparatus has a memory which stores a map consisting of a set of map points and corresponding set of map values, with the map values...
Method for detecting assembled state of gas sensors and apparatus for
detecting assembled state of gas sensors
A vehicle including plural gas sensors assembled in plural exhaust systems, detecting an oxygen concentration in an exhaust gas, where an air-fuel ratio feedback...
Control device for power conversion circuit
The control device for controlling a power conversion circuit having voltage-controlled type switching elements includes a control unit generating conduction...
Radar apparatus and optical receiver thereof
A radar apparatus has a light receiver that includes a refractive body and a mirror on an opposite surface of the refractive body relative to an incidence...
Electromagnetic switch with fixed magnetic core having disc portion formed
of stack of base and balance metal...
According to the invention, an electromagnetic switch includes a pair of fixed contacts, a movable magnetic core, a magnetic coil, and a fixed magnetic core. The...
Power electronic package having two substrates with multiple electronic
A power electronic package includes: first and second high thermal conductivity insulating non-planar substrates; and a plurality of electronic components...
Mounting structure of connector and method for mounting connector on
A mounting structure includes: a surface mounting connector including a housing and a plurality of terminals; a substrate including a plurality of lands, each of...
Vehicle collision sensing system
Right and left side pressure sensors are provided to left and right doors, respectively, of a vehicle to sense a pressure in a door interior space of the...
Vehicular air-conditioner providing a comfortable condition for a
When a target blown air temperature TAO is in a predetermined intermediate temperature zone, a blower is automatically stopped (S80), an outside air mode is...
Physical quantity detector
A physical quantity detector includes a pressure-responsive bridge circuit that outputs a detection voltage including a voltage component corresponding to...
Pressure sensor equipped with pressure sensing diaphragm
A pressure sensor is provided which may be employed in measuring the combustion pressure in an internal combustion engine. The pressure sensor is equipped with a...
An ultrasonic sensor for detecting an object includes a sending element for sending an ultrasonic wave to the object, a receiving portion for receiving the wave...
Combustion pressure sensor
A combustion pressure sensor for detecting a pressure in the combustion chamber of an internal combustion engine includes a heat releasing member disposed...
Waveguide/strip line converter having a multilayer substrate with
short-circuiting patterns therein defining a...
A waveguide/strip line converter includes a waveguide and a multilayer substrate. A second end of the multilayer substrate is fixed to an opening of the...
Microcomputer including a CR oscillator circuit
A microcomputer includes an oscillator for generating a clock signal having a frequency by using a CR circuit, a multiplier for outputting the clock signal...
Current mirror circuit for reducing chip size
A current mirror circuit includes transistors having bases coupled together and emitters connected to a voltage line. The current mirror circuit further includes...
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...
Method and apparatus for detecting charged state of secondary battery
based on neural network calculation
A neural network type of apparatus is provided to detect an internal state of a secondary battery implemented in a battery system. The apparatus comprises a...
Spark plug with increased durability and carbon fouling resistance
A spark plug for an internal combustion engine is provided which includes a metal shell, a porcelain insulator, a center electrode, a main ground electrode, and...
Laminate-type piezoelectric element and method of producing the same
A laminate-type piezoelectric element has a ceramic laminated body obtained by alternately laminating piezoelectric layers made of a piezoelectric material and...
An ultrasonic sensor includes an inner case mainly made of plastic and having a shape of a cylinder with a bottom portion. A conductive film is attached to the...
On-vehicle alternator capable of adjustably orienting output cable
An alternator (AC generator), which is to be attached to an engine mounted to a vehicle, comprises an output terminal to which one end of a cable for supplying a...
Rocking switch unit
A rocking switch unit includes a base section, a switch knob, a pair of tactile switches, a middle rocking section, and a pair of switch-pressing portions. The...
Method of manufacturing semiconductor device
A semiconductor device having SJ structure has a peripheral region having a higher withstand voltage than the withstand voltage of the cell region. A...
Semiconductor device and method for manufacturing the same
A semiconductor device includes: a semiconductor substrate having a first surface and a second surface, wherein the substrate has a first conductive type; a...
Method of manufacturing an exhaust gas purifying filter
An exhaust gas purifying filter is made of a ceramic material in a honeycomb structure having introduction passages for introducing exhaust gas that includes...
Gas compressor having a pair of housing heads
In a gas compressor, housing heads are disposed to define an internal space with a housing, and two rotors housed in the internal space are rotatable to form in...
Switch valve structure of fluid machine
A switch valve structure of a fluid machine (10) having a pump mode to operate as a compressor and a motor mode to operate as an expander is disclosed. In pump...
A display device includes a translucent member having a scale part, a light source disposed at a rear side of the translucent member and a dial plate. The dial...
Solenoid drive apparatus
A solenoid drive apparatus for driving a driven member by a magnetic attractive force includes a tubular magnetic metallic body, a coil, a magnetic metallic...