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Headlight control device and method for vehicles
If a beam state of headlight is manually switched over in a manual control mode, threshold values of vehicle speed, steering angle or the like, are learned for...
Angular velocity detection apparatus
An angular velocity detection apparatus is disclosed. The angular velocity detection apparatus includes: a SAW angular velocity sensor; a synchronous detection...
Manufacturing method of valve unit
In a manufacturing method of a valve unit, which includes a valve having a rotatable shaft that is rotatably supported by a housing through a bearing to open and...
Retaining member electric component and electric device
A retaining member includes at least a leg portion having a latch portion, a coupling portion and a spring portion. When the spring portion is displaced, the...
Battery condition detection apparatus
A battery condition detection apparatus is composed of a semiconductor element, and a lead frame and mold resin. The semiconductor element is composed of plural...
Fuel injection valve for internal combustion engine
A fuel injection valve has a valve guide, a valve member movable in a center opening of the valve guide along an axial direction of the valve guide, and a...
Fuel injection system with injection characteristic learning function
A fuel injection system designed to determine a correction value for correcting the quantity of fuel sprayed from a fuel injector into an internal combustion...
Valve timing adjusting device
A valve timing adjusting device includes a housing, a first vane rotor, a second vane rotor, a biasing device, and a limiting device. The second vane rotor is...
Exhaust purification device of engine
A DPF and a SCR catalyst are provided in an exhaust pipe, and a urea solution addition valve is provided between the DPF and the SCR catalyst for performing...
Diagnosis apparatus for secondary air supply apparatus
A secondary air supply system includes a supply passage, a valve, and a detecting unit. Secondary air is supplied to the upstream of a purification apparatus in...
Starter for an automobile
Combustion control device and method for controlling combustion of engine
A combustion control device is configured to control combustion in a combustion chamber of a compression ignition engine. An index detection unit is configured...
Method and apparatus for prediction of amount of deformation due to
shrinkage of molded article
The method of predicting the amount of deformation due to shrinkage of a molded article of the present invention finds a support point P of the bending moment M...
Biosignal measuring equipment
A signal-to-noise ratio and measurement precision is increased in electrode units disposed on the left and right sides of a steering wheel. A plurality of...
Adaptive medium access control for wireless communication system
A method is provided for adapting a contention window for a given node in a wireless communication system. The method includes: defining a target parameter...
Recording system and program for recording data
A recording system records data by retrieving it from a portable medium such as CD-ROM or the like. The recording system determines a data retrieval speed for a...
Electromagnetic impedance sensor and passenger protection system
An electromagnetic impedance sensor detects an object made of conducting material or soft magnetic material with contact-free. The sensor includes: a detection...
Displacement measuring device
A displacement measuring device includes a stationary magnetic member for providing an accommodation space and a first and second magnetic circuits, a movable...
Permanent magnet type position sensor
A position sensor includes a longitudinally extending permanent magnet member at least two longitudinally extending arc-shaped projecting elements respectively...
Semiconductor integrated circuit device for monitoring cell voltages
A semiconductor integrated circuit device formed by a trench dielectric isolation technique has input terminals connected to positive and negative terminals of...
Apparatus and method for driving rotary machine
A motor driving apparatus has a loss-of-synchronism monitoring circuit that monitors the rotation of a rotary machine such as a brushless DC motor to detect a...
Spark plug with stream shaper to shape tumble vortex into desired stream
in combustion chamber
A spark plug for an internal combustion engine is provided which includes a hollow cylindrical metal shell with an open end portion to be exposed to a combustion...
Automotive engine starter and electric rotary machine designed to
withstand vibrational impact
An electric rotary machine which may be employed as a dc motor in an automotive engine starter. The motor includes an armature equipped with an armature shaft, a...
Stator having high assembly
In a stator, when a number of a plurality of core segments circumferentially arranged is represented as n, a length of a maximum projecting portion of a...
Silicon carbide semiconductor device having junction barrier Schottky
A silicon carbide semiconductor device includes a substrate; a drift layer having a first conductivity type; an insulating layer; a Schottky electrode; an ohmic...
Semiconductor device having lateral MOS transistor and zener diode
A semiconductor device includes: a semiconductor substrate; a lateral MOS transistor disposed in the substrate; a Zener diode disposed in the substrate; and a...
Gaseous fuel injector using liquid fuel as lubricant and
A fuel injector injects high-pressure gaseous fuel directly into a cylinder of an engine. A small amount of liquid fuel is used in the injector to lubricate...
Control apparatus capable of suitably controlling fuel injection apparatus
regardless of variation in fuel...
A control apparatus is provided to control a fuel injection apparatus. The fuel injection apparatus includes an accumulator that accumulates high-pressure fuel,...
Fuel injection system with injection characteristic learning function
A fuel injection system designed to learn the quantity of fuel sprayed actually from a fuel injector into an internal combustion engine. When the engine is...
Method of making a physical quantity sensor
A physical quantity sensor includes a sensor portion, a casing, and a vibration isolator. The casing includes a supporting portion with a supporting surface that...
Cold storage tank unit and refrigeration cycle apparatus using the same
A cold storage tank unit for a refrigeration cycle apparatus includes a cold storage heat exchanger having plural tubes and a pair of first and second tanks...
Refrigeration cycle device for vehicle
In a refrigeration cycle device with a capacity-variable compressor, a preset suction pressure that serves as a target value of a refrigerant suction pressure of...
Method of manufacturing coil assembly unit for rotary electric machine
A method of manufacturing a coil assembly unit comprises steps of coil forming, weaving, compressing steps. In the forming step, each coil wire is formed which...
Microcomputer and functional evaluation chip
A microcomputer for functioning according to operation modes includes; a mode counter that counts the number of times of level change in a signal applied to a...
Component-embedded board device and faulty wiring detecting method for the
A component-embedded board device has a wiring board in which an electronic component is embedded, a connection member which is conductive and arranged at a...
Load-driving circuit having two transistors switched for heat dissipation
A load-driving circuit supplies electric current to a load, such as a resistor of an airbag squib. The load-driving circuit includes high side and low side...
Vehicle AC generator
The vehicle AC generator includes a frame including an end wall section and a peripheral wall section, a stator core, a stator coil having rear and front coil...
Compound tube and method of producing the same
A compound tube is disclosed that includes an outer tube and an inner tube disposed in the outer tube. A passage is defined between the outer tube and the inner...
Insert for tube retaining bracket
A retaining bracket for holding conduits may employ a first half or stationary portion defining a semi-circular first conduit holding portion and a semi-circular...
Torque detecting apparatus and manufacturing method of same
A torque detecting apparatus includes two magnetism collecting rings cylindrical portions enclosing a magnetic circuit forming member provided on a rotating body...
Diagnosis device of exhaust purification catalyst
An exhaust purification catalyst diagnosis device for diagnosing a degree of performance degradation of a NOx catalyst, which is provided in an exhaust system of...
Manufacture method for inner-fin tube and manufacture device for the same
A manufacture method for an inner-fin tube includes a tube forming process for continuously forming a tube member joined at one end side thereof, an inner fin...
Method of manufacturing double pipe
A method of manufacturing a double pipe includes a step of inserting a straight inner pipe into a straight outer pipe such that the inner pipe and the outer pipe...
Electric discharge lamp device
An electric discharge lamp device has a lighting start voltage storage circuit for storing a lamp voltage immediately after the start of lighting of a lamp, and...
Method and apparatus for estimating behaviors of vehicle using GPS signals
A method and an apparatus for estimating behaviors of a vehicle are provided. At least two GPS antennas are located along a longitudinal axis of a vehicle so...
Degradation determination apparatus and degradation determination system
for oxygen concentration sensor
There is provided a dither control means that performs a dither control, which compulsively changes an air-fuel ratio alternately to rich side and to lean side...
Fuel injection amount control apparatus of internal combustion engine
A fuel injection amount control apparatus controlling an amount of fuel supplied to an internal combustion engine is disclosed. An intake passage extends from...
Information communication system
A system of plural vehicles is organized by transmitting information through communication devices being capable of establishing direct intercommunication...
A pair of engaging projections is provided on a periphery of a knob mounting section projecting from an upper case 13. A substantially octagonal annular joint...
Pb-free bearing used for fuel-injection pump
In a Cu--Bi based sintered alloy, to which hard particles, such as Fe.sub.3P, are added, the main constituent components of the microstructure are a Cu matrix,...