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Method of measuring thickness of a semiconductor layer and method of
manufacturing a semiconductor substrate
The disclosed method of measuring the thickness of an active layer of an SOI substrate maintains the accuracy of previous methods but can be performed quickly...
Radial roller bearing, rotating apparatus using same and method of
manufacturing the apparatus
In a radial roller bearing having an outer race and rollers, the outer race has a cylindrical portion and first and second flanges extending radially inward from...
Vehicle headlight discharge lamp
A vehicle head lamp has a lighting control circuit that is cooled in temperature by positioning a portion of the lighting control circuit exterior to the lamp...
Vehicle air conditioner with foot air-outlet structure
In a vehicle air conditioner, a heater core is disposed in an air conditioning case to heat air so that conditioned air is obtained. The air conditioning case...
Automatic air conditioner having learning function and control method of
In a vehicle air conditioner, when a passenger manually reduces an air blowing amount in a large blowing amount area of automatic control, a correction of the...
Control apparatus for controlling an electric power steering mechanism
A control apparatus for controlling an electric power steering mechanism including an abnormal detecting unit for detecting abnormality or normality of the...
Apparatus for controlling engine
An apparatus for controlling an engine responds to the switching of combustion mode from stoichiometric combustion to lean-fuel combustion to vary the target...
Apparatus for detecting a condition of burning in an internal combustion
An apparatus for detecting a condition of the burning in an internal combustion engine includes a burning-parameter controlling device for controlling a burning...
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...
Cooling mechanism for engine electronic control module
In a cooling mechanism for an engine electronic control module, a base plate of the engine electronic control module is attached to an intake pipe, and includes...
Pneumatic tire pressure estimating apparatus
Lowpass and highpass filters, having cutoff frequencies different from each other, are used to perform first to fourth filter processing. Then, product-sums of...
Intake air-flow rate detecting apparatus and detecting method of internal
An intake air-flow rate detecting apparatus of an internal combustion engine according to the present invention has a thermal air-flow sensor for detecting an...
Vehicle air conditioning system
A vehicle air conditioning system mountable on a vehicle has the control function of stopping a vehicle engine automatically when the vehicle stops (eco-run...
Pump equipment with plural rotary pumps and method for assembling same
In a pump equipment having plural rotary pumps, the respective discharge ports of the rotary pumps are located at the points which are nearly symmetrical with...
Seat load measuring system that automatically makes a self diagnosis and
zero point adjustment in response to a...
An occupant protection system of a vehicle comprises a seat load measuring subsystem and an occupant protection subsystem. The seat load measuring subsystem...
Discharge lamp device for reducing noise radiation and surge pulse current
Providing a discharge lamp device to reduce noise radiation and to reduce a surge pulse current resulting from a shield sheath involves providing a ballast,...
Spark plug with Ir-alloy chip
An improved structure of a spark plug is provided for improving heat dissipation from an Ir-alloy chip attached to a ground electrode. The Ir-alloy chip works to...
Semiconductor device including power MOSFET and peripheral device and
method for manufacturing the same
First and second trenches are formed on an n.sup.+ type substrate at a power MOSFET formation region and a peripheral device formation region, respectively. An...
Deceleration impact detector for use in automotive vehicle
A deceleration impact detector for detecting a vehicle collision or the like is composed of a rotor having an eccentric gravity center, a spring biasing the...
Printed wiring board and method of manufacturing a printed wiring board
A heated and pressed printed wiring board is made by filling via holes formed in layers of insulating film of the wiring board with an interlayer conducting...
Method for manufacturing an air passage switching door
In a method for manufacturing an air passage switching door with a seal member extending along an outer peripheral portion of a door body, when a melted elastic...
Metal mold for molding a honeycomb structure
A metal mold for molding a hexagonal honeycomb structure, having feed holes for feeding a material, pool grooves formed in the shape of a triangular lattice and...
Vehicular cockpit module assembly and assembling method
To simplify the assembling of a vehicular cockpit module assembly, an instrument panel and its peripheral devices are divided into a plurality of sub module...
High pressure fuel pump
A high pressure fuel pump, to suppress the effect of a pressure pulsation caused by the operation of a moving member and whose valve part shows stable response,...
Fail-safe air induction control apparatus
A fail-safe mechanism of an air induction control apparatus for automotive engines is provided which is designed to hold a throttle valve at a middle position...
Meter having illuminated pointer
A pointer of a meter is driven by a driving unit disposed behind a scale plate. A wiring board for supplying electric current to a stepping motor included in the...
Capacitive pressure sensor with multiple capacitive portions
On a substrate, first and second capacitive portions are formed to have movable diaphragms having different areas for pressure measurement and diagnostic,...
Air conditioning apparatus for vehicle
In an air conditioning apparatus, an air conditioning case has an upstream portion defining an air intake port through which air flows into the upstream portion...
Vehicle air conditioner with heat pump refrigerant cycle
In a vehicle air conditioner, an interior heat exchanger of a heat pump refrigerant cycle is disposed in an air conditioning case to heat and cool air passing...
Vehicle air conditioner with arrangement of temperature detector
In a vehicle air conditioner, a temperature sensor is disposed on a tank of an evaporator to contact the tank. In addition, the temperature sensor is disposed at...
Vehicle air conditioner with automatic breaking-in operation of compressor
In a vehicle air conditioner, a control unit includes determining means for determining a first start of a compressor for compressing refrigerant in a ...
Signal transmitter utilizing ask modulation wave
A synchronization circuit modulates a data signal with an amplitude shift keying (ASK) modulation method using an ASK modulation signal to output a modulated...
Hybrid water heater with electrical heating unit and combustor
In a hybrid water heater, a heat pump unit and a combustion heating unit are combined for heating water to be stored in a hot water tank. The combustion heating...
Anti-theft system for vehicles having remote-controlled engine starting
When starting an engine using its remote engine starter function in a guard mode, an engine control ECU outputs an engine status signal at H level prior to...
A temperature sensor which features improved response characteristics and in which a thermistor element is contained in a metal enclosure in a state where a pair...
Semiconductor device having a vertical semiconductor element
A vertical type MOS field effect transistor has a super junction structure between a source electrode and an N.sup.+ -type drain region. The super junction...
Aluminum alloy piping material having an excellent corrosion resistance and
An aluminum alloy piping material exhibiting good corrosion resistance and having an excellent workability, such as bulge formation capability at the pipe ends....
Extrusion molding machine for producing ceramic molding
An extrusion molding machine for producing a ceramic molding is provided in which a ceramic material which has not been kneaded is efficiently introduced to...
Data code image reading apparatus
Two-dimensional code image is read with a two-dimensional CCD, and displayed on an LCD. Keys or a touch panel can input a message regarding the read image by...
Diagnosis apparatus for detecting abnormal state of evaporation gas purge
In a diagnosis apparatus, when tank internal pressure does not decrease up to a given negative pressure at a time when a given time has lapsed after starting...
Fuel supply device having slip-out preventing member
In a fuel supply device, an injector having a fuel inlet whose outer wall of the fuel inlet is inserted into and frictionally engaged via an o-ring with an inner...
Gas sensor and manufacturing method for the same
An air side cover is attached to a proximal end of a housing so as to confine an aerial atmosphere therein. A measured gas side cover is attached to a distal end...
Automotive air-conditioner having sub-compressor driven by electric motor
An air-conditioner for use in an automotive vehicle, an engine of which is stopped every time the vehicle stops at an intersection, includes a usual ...
Electronic control apparatus and method for on-board rewriting of
An electronic control apparatus for vehicles has at least two microcomputers, each having a non-volatile flash memory which stores a vehicle control program and...
Solenoid valve device and its manufacturing method
A solenoid valve device controls a driving force generated by a linear solenoid (electromagnetic driving portion), for pressing a spool away from the linear...
Evaported fuel processor and fault diagnosing apparatus therefor
An evaporated fuel adsorbed by an adsorbing member of a canister is compulsively desorbed by driving of a purge pump and is introduced into an intake passage of...
Engine start-stop control system
An engine start-stop control system for an automotive vehicle includes a first step for supplying current to a solenoid of a magnet switch of a starter at 100%...
Apparatus for controlling valve timing of engine
A valve timing control apparatus has a variable valve timing actuator. The system advances the valve timing to at least a middle position before the engine is...
Data receiver capable of invalidating erroneous pulses
In a data receiver, pulse edges are sequentially detected from the pulse string. If a pulse which has a width equal to two cycles of the reference clock signals...
A brushless generator is composed of a front bracket, a rear bracket, a stator, a rotary shaft, a core, poles, a ring, a field core, a field winding bobbin, and...