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Fuel injection valve for internal combustion engine
A fuel injection valve for an engine includes a nozzle located in the vicinity of a cylinder head of the engine. The nozzle has nozzle holes each being opposed...
Engine starting assist system
An engine starting assist system includes an auxiliary ECU having a voltage booster, an engine ECU, a starter relay, and a starter that allows the engine to be...
Variable valve control apparatus for internal combustion engine
A reference model simulates a desired response characteristic of the variable valve timing apparatus and is constructed by using a dynamic characteristic in a...
Physical quantity sensor having enhanced temperature compensation
A physical quantity sensor according to the invention includes a first member, a second member, a sensing member, a temperature detector, a correcting circuit,...
Pressure sensor having integrated temperature sensor
A pressure sensor includes a case, terminals, a pressure sensing element, a port, and a temperature sensing element. The terminals are assembled to the case by...
Acid-resistant pressure sensor
A pressure sensor includes a housing with which terminals are insert-molded, a sensing element mounted on the housing and electrically connected to the...
Vibratory angular rate sensor
A vibratory angular rate sensor comprises a vibrator having a vibrating element arranged to oscillate along a first direction, the element being arranged to...
Clock control circuit for correcting frequency of second clock signal
based on first clock signal and...
The present invention relates to a clock control circuit apparatus including a first oscillation circuit for generating a first clock signal and a second...
Electronic control unit for vehicles
An electronic control unit for a vehicle-mounted engine system has a computer and a single program memory. The program memory stores a plurality of functionally...
Driving assistance system
When a driving assistance system of a navigation device in a subject vehicle is able to communicate with a cooperative remote driving assistance system in an...
Clamping circuit transistor driving circuit using the same
A clamping circuit including a current mirror circuit including transistors constituting a mirror pair disposed at ground side, each of the transistors being...
Start signal outputting circuit
A start signal outputting circuit according to the invention has a differential RF/DC convertor part 100 for converting a high frequency power (RF) into a d.c....
Comparator switching apparatus and method
An operation switching circuit switches over two comparators, which receives communication data, in accordance with a normal mode and a standby mode of a...
Generator for vehicle
A generator for a vehicle includes a stator having an armature coil, a rotor having a field coil and a voltage regulator having a surge absorbing capacitor...
Semiconductor device having metal plates and semiconductor chip
A semiconductor device includes: a semiconductor chip; a first metal plate disposed on one side of the chip through a first solder layer; a second metal plate...
Method for manufacturing movable portion of semiconductor device
A method for manufacturing a semiconductor device having a movable portion includes the steps of: forming a trench on a semiconductor layer so that the trench...
Air passage opening and closing device and air conditioner for vehicle use
The blowing opening portions 20, 21, 22 and the communicating passage opening portion 27 are opened and closed by the first 25 and the second rotary door 26, the...
An electromagnetic clutch 1 has a construction in which an armature 5 and a plate 7 sandwich an elastic member 9 between them. A spring portion 7d is formed in...
Transmission apparatus of all-terrain vehicle
A transmission apparatus of an all-terrain vehicle includes: a non-stage transmission; a forward and backward movement switching device capable of switching to a...
Structure and fixing member for mounting fuel injection valve
In a mounting structure for mounting an injector to an internal combustion engine, a fixing member is inserted into a hole of a cylinder head in an axial...
Shift lever lock device for vehicular automatic transmission
In association with a solenoidal coil 10 being energized to unlock a shift lever, a first movable core 9 and a second movable core 11 magnetically stick together...
Pressure sensor having liquid in a pressure sensing chamber
A pressure sensor includes a sensor chip, a pressure receiving diaphragm, a connector case, and a case. A pressure sensing chamber is provide in the connector...
Humidity sensor and composite sensor having humidity detecting function
A humidity sensor includes a resin molding body having a wall portion as a barrage, a chip having at least a humidity sensing function and fixed to a portion of...
A receiver of an ultrasonic sensor includes reception elements, each of which has a shape of a flat rectangular plate. The reception elements are arranged...
Method for adjusting sensor characteristics of humidity sensor
An inspection device inspects a humidity sensor having a sensor portion and a circuit portion, which are integrated into one chip. The inspection device...
Driving apparatus of H bridge circuit and protection method of the same
In order to protect semiconductor switching-devices employed in an H bridge circuit against an over-voltage without using a special protection circuit, a control...
Acceleration sensing apparatus
A collision sensing apparatus includes an acceleration sensor, first and second connector terminals, reference connector terminals and leads. The acceleration...
Automotive alternator having vibration-absorbing member disposed between
rear frame and cover member
An automotive alternator includes a rear frame having a rear end wall and a cover member covering a brush device. The cover member is connected to the rear end...
Sensor device having thin membrane and method of manufacturing the same
A sensor device for use in an automobile as an airflow sensor is composed of a silicon substrate in which a cavity is formed and a base plate bonded to the...
Light receiver apparatus for mobile body
A light receiver apparatus for a vehicle comprises a photo diode for receiving an incident light form a surrounding environment, a FET connected in series with...
This invention is directed to providing a high-performance ceramic support being capable of realizing early activation of a catalyst due to direct loading while...
A powder filler is stuffed in a filler space defined between a housing and a gas sensing element so as to airtightly seal a clearance between the housing and the...
Aluminum alloy piping material for automotive tubes having excellent
corrosion resistance and formability, and...
An aluminum alloy piping material for automotive tubes having excellent tube expansion formability by bulge forming at the tube end and superior corrosion...
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...
Vehicle air conditioner
A vehicle air conditioner has an air conditioning unit and an air conditioning control unit. The air conditioning unit has a FACE blowout port, a DEF blowout...
A heat exchanger according to the present invention has a plurality of tubes, header tanks and a support. Fluid flows through the plurality of tubes. The header...
Common-rail fuel injection system
A common-rail fuel injection system includes a common rail, an injector, a control device and a pressure sensor. The common rail stores the high-pressure fuel....
Engine control method and system having a voltage increasing circuit
An engine control system includes an ignition switch, a starter switch which operates a starter of an engine after the ignition switch has been turned on, and a...
Pressure sensor and manufacturing method of the same
A pressure sensor includes a sensor chip having a pressure receiving surface formed on one surface of the sensor chip, a first case having one end portion at...
Semiconductor dynamic quantity sensor
A semiconductor dynamic quantity sensor includes moving parts displaceable in a predetermined direction over a supporting substrate and a beam portion for...
Variable displacement compressor
A variable displacement compressor for efficiently cooling and lubricating seals arranged on a rotary shaft. The seals are arranged at end portions of the rotary...
Method of manufacturing stator winding of rotary electric machine
A method of manufacturing a winding includes steps of twisting U-shaped conductor segments, inserting straight portions of the twisted conductor segments in...
Electronic control apparatus
In an in-vehicle electronic control apparatus (ECU), when a microcomputer stops operation, a timer IC starts the count-up operation. When the count value reaches...
System and method for transferring rewrite programs to two computers in a
A processing system includes microcomputers A, B. A rewrite program for the microcomputer A includes a transfer routine for transferring a rewrite program for...
Activation signal output circuit and determination circuit
A start signal output circuit having an RF/DC conversion circuit to which radio frequency power (RF) of specified frequency is inputted and from which a direct...
Collision possibility determination device
A computer of a collision possibility determination device has a pixel position setting section, a travel vector calculating section, a vector direction...
Wireless communication system having communication system switching
Base stations of a communication system belong to a sub-network, which is connected to the Internet by way of a gateway. Base stations of another communication...
Electronic apparatus and method for manufacturing the same
An electronic apparatus has a wiring board and connector units which are mounted at a case unit. The connector unit has an external connection surface connected...
Object detecting apparatus having operation monitoring function
An object detecting apparatus for a vehicle has a light radiation unit, a reflection mirror, a polygon mirror, a light reception unit, all disposed in a case....
Vehicular electric power generating system
A vehicular electric power generating system includes a vehicular electric generator rotatable by an engine mounted on a vehicle, and a rotational speed changing...