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Bump bonding and sealing a semiconductor device with solder
On a circuit chip on which a processing circuit for sensor outputs is formed, bump electrodes and a sealing bump, which has a shape of rectangular frame and is...
Vehicle air conditioner
In a vehicle air conditioner, a first air passage through which outside air flows and a second air passage through which inside air flows are provided to be...
Fuel injection system for internal combustion engine
A fuel injection apparatus for an internal combustion engine is provided which is designed to control a fuel discharge from a fuel injection pump by regulating...
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...
Vehicle air conditioner with windshield anti-fog feature
A vehicle air conditioner that inhibits re-evaporation of condensed water on the surface of an evaporator that might fog the inner surface of the vehicle...
Air-fuel ratio control apparatus for internal combustion engines
An air-fuel ratio control apparatus for internal combustion engine includes exhaust gas purifying catalysts mounted on the upstream and downstream sides of an...
Method of manufacturing electric-machine-rotor having a field coil and
An electric-machine rotor is composed of a field coil, a pair of pole cores having a plurality of claw poles to enclose the field coil, a plurality of auxiliary...
Production process of a hexagonal honeycomb structure
The present invention provides a production process of a hexagonal honeycomb structure having low deformation of hexagonal cells. This process comprises an...
Air conditioning apparatus
According to the present invention, an air conditioning apparatus include a case partitioned into a first air passage and a second air passage by partition...
Fuel injection valve having a plurality of injection holes
In a fuel injection valve to be installed in a plurality of intake ports in each cylinder for engines, the fuel injection valve has a plate provided with a...
Angular velocity sensor
A compact angular velocity sensor, which can improve an S/N (signal/noise) ratio. An angular velocity sensor includes an SOI substrate, four oscillatory masses...
Apparatus and method for forming spirally wound stator core or rotary
An apparatus for forming a spirally wound stator core includes a pair of forming rollers having a wedge-shaped gap therebetween, a winding drum, a drum-drive...
Refrigerant evaporator with condensed water drain structure
An evaporator includes a flat tube extending in a vertical direction and having a drain groove for guiding condensed water downward, at a middle portion thereof...
Liquid crystal display device with matrix electrode structure
The present invention provides a liquid crystal display device having a matrix electrode structure in which an image elimination period for rewriting a display...
Sensing apparatus including an A/D conversion circuit for detecting a
An analog multiplexer is provided to time divisionally process a reference signal Sa obtained from a reference voltage generating circuit, a temperature signal...
Mounting stands for use with AC adapters
A mounting stand is provided for use with an AC adapter that includes a plug, a cord and a connector. The mounting stand includes a housing constructed to allow...
Spark plug for internal combustion engine with Ir alloy molten portion
outside spark discharge region
In a spark plug, molten portions formed by bonding by laser welding a leading end of an Ir alloy element to a leading end of a Ni base alloy base element of a...
Thermistor device thermistor device manufacturing method and temperature
The thermistor portion of a thermistor device consists of a mixed sintered body of aY(Cr.sub.0.5 Mn.sub.0.5)O.sub.3.bAl.sub.2 O.sub.3 made of the perovskite-type...
Process for surface-treating an aluminum-containing metal
An aluminum-containing metal material for, for example, a heat-exchanger for motorcars is surface-treated by chemically etching an Al-containing metal material...
Temperature sensor with thermistor housed in blocked space having
A temperature sensor includes a thermistor element housed in a metal cap and a mineral insulated cable for acquiring signals from said thermistor element wherein...
Double heat exchanger having condenser core and radiator core
A double heat exchanger includes a condenser having a condenser core and a condenser header tank, and a radiator having a radiator core and a radiator header...
Display apparatus and navigation system using the same
A display unit for a vehicular navigation system, which has a relatively small display unit that information displayed thereon can be clearly recognized from any...
Vehicular navigation system with road curve informing function
In a vehicular navigation system, a computer retrieves from a memory four successive road coordinate points representing a road configuration. It calculates...
Vehicle behavior estimating and controlling method and system as well as
body slip angle estimating method and...
To estimate the readiness of overturn of vehicle accurately at quick timing corresponding to the behavior of an actual vehicle, at first, a roll angle .phi.0 and...
Mounting structure of electronic component on substrate board
A BGA package is mounted on a multi-layer printed wiring board having a plurality of electrodes arranged in a matrix form through a plurality of solder bumps. In...
Gas sensor including caulked fixation portion for fixing detection element
A gas sensor has a housing integrally formed with a caulked fixation portion. A detection element is inserted into the housing and fixed therein by caulking the...
Meter for vehicle
A meter for a vehicle has a scale plate, a pointer and a plurality of light sources. A first light source lights a scale plate up from a backside thereof. A...
Pressure-adjusting reservoir for ABS and vehicle brake device using the
A pressure-adjusting reservoir which can reduce an unstable movement of a ball valve therein to release a pulse of brake fluid. The pressure-adjusting reservoir...
Air-fuel ratio feedback control for engines having feedback delay time
In an air-fuel ratio feedback control system for engines, a feedback correction amount is calculated in response to an air-fuel ratio detected at an engine...
Fuel injection system having pre-injection and main injection
The angle of fuel spray at the time of pre-injection is set to a wider angle of spray and the angle of fuel spray at the time of main injection is set to a...
Optical distance measuring apparatus selectively activating a matrix of
light sensitive cells
An optical distance measuring apparatus is provided which is designed to transmit a laser beam in a cycle to scan a two-dimensional detection zone and to receive...
Method for producing semiconductor device by coating
An electronic part is disposed in a space defined by upper and lower frames joined together. The upper frame has an opening portion, and a hollow packing member...
Centrifugal type blower unit
In a centrifugal type blower unit, a diameter of an air suction port is set to be larger than a minimum inner diameter of a centrifugal fan, and a slanting...
Rotating coil electromagnetic
An electromagnetic coil is fixed in a rotor through an insulation member. A slip-ring rotating with a rotor and a brush supplying electric current to the...
Aluminum-made heat exchanger with brazed joint portion
A heat exchanger has a core portion composed of several pairs of first and second plates laminated with and brazed to one another. Each of the first and second...
Adaptive receiver linearity techniques for a radio transceiver
Characteristic of the transceiver is altered when intermodulation distortion is detected. This can increase bias to the LNA or reduce the signal to the LNA.
Engine control system and vehicular anti-theft system
A vehicular anti-theft device having a high security performance against the theft of the vehicle without adding additional components is disclosed. The...
Method of manufacturing silicon carbide semiconductor device using active
and inactive ion species
In a vertical MOSFET, an inactive ion species is ion-implanted into a J-FET portion, a surface channel layer, and/or a base region. The inactive ion species fill...
Air passage switching device and air conditioning apparatus having the same
In an air passage switching device, suitable for use for example in a vehicle air conditioning apparatus, for switching a flow of air among a plurality of air...
Vehicle cockpit module
The present invention integrates a blower unit into a vehicle dashboard and of reducing blower-vibration transmittance to a steering unit. In a vehicle, at least...
Throttle apparatus for internal combustion engine
A metal plate is made of a material having strength higher than a resin material for forming a throttle body and is disposed in the throttle body. The plate...
Gas concentration measuring apparatus compensating for error component of
A gas concentration measuring apparatus is provided which measures the concentration of two kinds of gas components such as O.sub.2 and NOx contained in exhaust...
System for detecting deterioration of catalyst for purifying exhaust gas
In a system for detecting deterioration of an exhaust catalyst, when a catalyst temperature exceeds 150.degree. C., the changing widths of the output voltage of...
Route setting device for setting a destination route from a departure point
to a destination
A route setting device, which can provide a route setting device which realize a suitable route setting for each vehicle by using vehicle side data in order to...
Cross-coil type indicating instrument
A cross-coil type indicating instrument includes a bobbin having an upper center cylinder and a lower center cylinder, a cross-coil unit disposed around the...
Feeder arrangement of vehicle AC generator
A feeder arrangement of an AC generator includes slip rings, brushes, a brush holder in which an air chamber is formed, and a slip-ring cover. A partition member...
Vehicle air-conditioning system with independent left/right temperature
control during maximum cooling
A vehicle air-conditioning system that independently controls left-right air flow distribution in correspondence with left and right heat loads during a maximum...
Refrigeration cycle device
During a heating mode, higher-pressure refrigerant having passed through a condenser within an air-conditioning duct is divided into two portions. One portion is...
Heat exchanger for vehicle air conditioner
A heat exchanger has a header tank, plural tubes through which refrigerant flows and a connector for connecting the tank to a pipe. The header tank has a pair of...
Collision-determining circuit for vehicle airbag system with device
malfunction monitoring feature
A collision-determining device arranged to prevent a passenger protection mechanism from erroneously operating by determining the polar relationship between an...