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Ultrasonic sensor transmitting and receiving ultrasonic frequencies
adjusted according to temperature
Components of an ultrasonic sensor are contained in a cylindrical casing having an end wall closing one end of the casing. A vibrator such as a piezoelectric...
Ceramic laminate body, gas sensor element and related manufacturing method
A ceramic laminate body, a gas sensor element employing such a ceramic laminate body and related manufacturing method are disclosed as including first and second...
Pressure control valve and vapor-compression refrigerant cycle system
using the same
A pressure control valve includes a valve portion disposed in a passage from a refrigerant radiator to a suction port of a refrigerant compressor in a...
Exhaust gas heat exchanger, exhaust gas recirculation system, and exhaust
gas heat exchanging method
In an exhaust gas heat exchanger for a system where a compressing means is located upstream of an internal combustion engine, and a part of exhaust gas from the...
Exhaust purifying apparatus for internal combustion engine
An exhaust purifying apparatus for an internal combustion engine includes an exhaust purifying mechanism, a fuel adding device, an electronic control device. The...
Oxygen sensor output correction apparatus for internal combustion engine
A correction apparatus for correcting an error in an output of an oxygen sensor such as an A/F sensor installed in an exhaust pipe of an internal combustion...
Apparatus for controlling timings of intervals in which combustion chamber
pressure data are acquired from...
A control apparatus for a multi-cylinder internal combustion engine includes pressure sensors used for acquiring combustion chamber pressure data for each engine...
Vehicle control system ensuring stability of control
A vehicle control system for automotive vehicles which is designed to optimize an output torque of a power train at all times. A power train control unit...
Passive safety system and determination device
A determination device includes a single acceleration sensor that measures an acceleration of a vehicle and a determination circuit that is electrically...
Communication device for automotive vehicle
A communication device for acquiring a traffic information includes: a communicating element; a request message transmitting element for transmitting a request...
Electronic apparatus cooling structure
An electronic apparatus includes a circuit board, circuit elements mounted on the circuit board, and a cooling structure for cooling the circuit elements. The...
Collision detection system
A collision detection system for a vehicle is provided with multiple hollow members which are arranged at a periphery portion of the vehicle and define therein...
Control apparatus for electric vehicles
A motor control unit executes a system voltage stabilization control for suppressing variation in a system voltage by operating reactive power of a...
Spark plug for internal combustion engine
A spark plug for an internal combustion engine is disclosed having a metal shell having an outer periphery formed with a mounting thread, a porcelain insulator...
Rotary electric machine for vehicles
An on-vehicle rotary electric machine, such as AC generator, is provided. The machine comprises a rotary shaft, a pole core, plural magnetic poles, plural...
Vehicular alternator and method of producing the same
In a vehicular alternator having a permanent magnet protection mechanism, each magnet holder of a non-magnetic characteristic if a rectangle prism shape...
Automotive alternator with rectifier having high-strength heat sinks
A rectifier of an automotive alternator includes a heat sink that has fitting holes, in each of which one rectifying element is fitted, and a major surface on...
Fuel property detection device
A fuel property detection device for detecting a property of fuel based on a detection signal output from a photoreceptor includes a light guiding member having...
Ceramic body, ceramic catalyst body and related manufacturing methods
A ceramic body, a ceramic catalyst body, a ceramic catalyst body and related manufacturing methods are disclosed wherein a cordierite porous base material has a...
Positive electrode active material for non-aqueous electrolyte secondary
battery and manufacturing method...
To provide a positive electrode active material for a non-aqueous electrolyte secondary battery, which if used as a positive electrode for a lithium ion...
Fuel cell system with partial heating of each individual fuel cell
A fuel cell system includes a fuel cell constructed by plural stacked cells, a circulation path through which a thermal medium is circulated into each cell, a...
Fuel cell system
A fuel cell generates electric power based on electrochemical reaction of reaction gases. A gas feed stopping device stops the feed of reaction gases into the...
Electronic circuit device and manufacturing method of the same
A casing of an electronic key transmitting and receiving apparatus is formed to seal entire bodies of circuit parts, a mounting face of a printed board, on which...
Method of molding hollow component with high strength and sealability and
the hollow component
Division members (31, 32) separately molded to form a hollow component are brought into contact with each other and are arranged in dies (14, 24). The peripheral...
Method for manufacturing valve unit
A method of manufacturing a valve unit is disclosed that includes providing a plurality of injection molding dies that define a cavity corresponding in shape to...
High pressure pump having plunger
A high pressure pump draws fluid from a fluid inlet into a compression chamber through an inlet chamber. The high pressure pump has a fluid chamber that...
A light-emitting device includes EL sheets assembled according to insert molding, a fixing body disposed on rear surfaces of the EL sheets and having a groove...
Image signal output device and a method of generating a coded image signal
An image signal output device includes a code generating means for generating a two-dimensional geometrical code based on a source data, a obtaining means for...
Storage check for locking vehicle steering system
A storage part stores an initial sum, which is obtained by summing a steering angle of a steering wheel and a rotational angle of an electric actuator before...
There is provides a heat exchanger comprising: a plurality of tubes (110) stacked on each other; and a pair of header tanks (140), each header tank (140) having...
Abnormality diagnosis device and control system for internal combustion
An exhaust gas discharged from a combustion chamber of each cylinder flows near an air-fuel ratio sensor via a junction. An ECU estimates an air-fuel ratio of...
An intake module includes a surge tank, inflow ports formed from resin integrally with the tank and aligned in one direction of the tank, an intake air leading...
Fuel vapor treatment system
An ECU computes a transit time from a time when the fuel vapor passes the purge valve right after the purge valve is opened until a time when the fuel vapor...
Fuel feed apparatus having fuel pump
A fuel feed apparatus pumps fuel in a fuel tank to an outside of the fuel tank. The fuel feed apparatus includes a lid member that covers an opening formed in...
A small-diameter circular column portion having a diameter slightly smaller than that of a small-diameter hole (press-fitting hole) of an inside-outside...
Improper fuel mixing determining apparatus for internal combustion engine
If improper fuel (light oil or kerosene) is mixed into fuel (gasoline) supplied to the engine, a knock limit of an ignition timing is retarded. Based on such a...
Valve unit for internal combustion engine
A valve unit for an internal combustion engine includes a duct, a valve and a shaft. The duct includes an inner tube defining a gas passage and an outer tube...
Valve timing controller
A valve timing controller includes a first gear rotating together with a crankshaft, a planetary carrier eccentric to the first gear, a second gear engaging with...
Vibration-type angular rate sensor
An angular rate sensor includes a sensor chip having an oscillator vibrating at a predetermined frequency and detecting an angular velocity applied to this...
Trigger unit mounting structure for wheel position detection system
A first trigger unit and a second trigger unit output trigger signals to transceivers disposed for the four wheels of a vehicle. The first and second trigger...
Control apparatus of internal combustion engine
The ignition timing is sustained at an initial value during a predetermined time beginning at a start of an engine, and is retarded after the predetermined time...
Workpiece picking and placing method
A workpiece holding method and holding system able to shorten the workpiece attachment/detachment time, wherein pressurized air is circulated through a nozzle of...
Collision determination apparatus for vehicle
A collision determination apparatus has a detection unit and a determination unit. The detection unit is disposed to a connecting portion that connects a panel...
In-vehicle device for detecting driving condition and computer program
product for use in the same
An in-vehicle device for detecting a driving condition includes: first and second sensors for detecting one of acceleration and angular speed; first and second...
Communication system having plurality of nodes sharing a common cipher
key, cipher key dispatching apparatus...
A communication system has a plurality of nodes that perform encrypted communication via a LAN, each using an identical common cipher key. The common cipher key...
A laser radar sensor includes a light emitting circuit, a light receiving circuit, an object detection circuit, and a CPU. The object detection circuit has a...
Container box with RFID tag
A container box is provided to carry goods. The container box comprises a body and the metal sheet applied to the body. The body accommodates the goods therein...
Vehicle-use power generation control apparatus
The vehicle-use power generation control apparatus for controlling an operation of a vehicle generator includes a temperature detecting circuit detecting a...
Automotive tandem alternator having reduced axial length and capable of
effectively suppressing magnetic leakage
According to the invention, a tandem alternator includes a rotary shaft, a first and a second field arranged in tandem on the rotary shaft, and a first and a...
Rotary electric machine and related commutator
A rotary electric machine and a commutator for the rotary electric machine are disclosed wherein the commutator includes an insulating member carrying thereon a...