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Operational omission alarm system and apparatus for vehicle
An operational omission alarm system for a vehicle includes an alarm apparatus, at least one terminal device, and a central server. The alarm apparatus is...
Hydraulic control device, system and method for controlling actuator
A supplying unit supplies energy to an actuator so that the supplied energy is kept therein, making displacement the actuator. An interrupting unit interrupts...
A steam engine has a looped fluid container, in which working fluid is filled. A heating device, a cooling device and an output device are arranged at the fluid...
Exhaust purifying apparatus and exhaust purifying method for internal
In an exhaust purifying apparatus, a fuel adding valve (31) supplies unburned fuel to an exhaust passage (14) of a diesel engine (10) so that particulate matter...
Collision-prediction unit for a vehicle
A collision-prediction unit for a vehicle including a road condition detector, a maximum deceleration estimator, a forward vehicle detector, a forward vehicle...
Semiconductor device control apparatus and method
In a control apparatus for a motor, which rotates a fan, a semiconductor device is connected to the motor in series to drive the motor. An analog driver circuit...
Electronic device with protective housing having enhanced rigidity
An electronic device includes a printed circuit board, a housing in which the printed circuit board is accommodated, a cover covering an end opening of the...
Display panel having noise shielding structure
A circuit board area is formed on a front glass substrate of a liquid crystal display (LCD) panel, and driver ICs are mounted in the circuit board section. The...
Touch panel, display device and method of producing touch panel
This invention provides a touch panel having excellent durability in a high-temperature high-moisture environment and a production method thereof. In a touch...
Comparing circuit, comparator, level determining circuit and threshold
voltage setting method
In a comparing circuit, an input signal switching circuit has a first input terminal, a second input terminal, a first output terminal and a second output...
Semiconductor output circuit
The semiconductor output circuit of the invention has an insulated gate transistor including a first terminal, a second terminal and a gate terminal, a...
Vehicle power-generation control unit and vehicle power-generation control
The vehicle power-generation control unit has a first function enabled when a control signal received from outside designates a first mode to control an exciting...
Vehicle generator control system
A generator control system of a vehicle generator includes a switching element which turns on or off field current, a field current detecting circuit, a...
Spark plug with high insulation properties and high capability to ignite
A spark plug according to the invention includes a metal shell that has a threaded portion with an outer diameter of 10 mm or less, or equal to 12 mm, an...
Automotive alternator having rectifier mounted on heatsink plate with
A rotor and a stator are contained in a housing composed of front and rear frames, and a rectifier is mounted on the rear frame and covered with a rear cover...
Infrared-ray absorption film
The invention aims at providing an infrared-ray absorption film having a low reflection factor and a high absorption ratio equivalent to those of gold black...
Ceramic catalyst body
An object of the present invention is to realize low pressure loss and high purification performance in a constitution in which a primary catalyst component and...
Separator for battery and lithium ion battery using the same
A battery separator of the invention is obtained by press forming a meltblown nonwoven fabric comprising 4-methyl-1-pentene polymer or a ...
Hydrogen-containing gas measurement sensor element and measuring method
A gas sensor element is provided which is designed to measure the concentration of hydrogen-containing gas accurately. The sensor element includes an oxygen pump...
Belt-drive system driven by internal combustion engine mounted on
Plural auxiliary devices such as a water pump and a generator coupled to a serpentine belt-drive system are driven by an internal combustion engine mounted on an...
Valve timing controller
A shoe housing receives a driving force from a crankshaft and a vane rotor rotates with a camshaft in combination. The vane rotor is received in the shoe housing...
Internal combustion engine cooling system
In a cooling system of an internal combustion engine, coolant flowing through a radiator and bypassing the radiator are mixed in a flow control valve controlled...
Physical quantity sensor and method for manufacturing the same
A capacitance type humidity sensor includes: a detection substrate including a detection portion on a first side of the detection substrate; and a circuit board...
Automotive air conditioner
A cooled air temperature detector detects the temperature of air that has just passed through a refrigerant evaporator. The detector detects air temperatures for...
System utilizing waste heat of internal combustion engine
A waste heat energy recovery system has a refrigerant cycle and a Rankine cycle. When the cycle operation is changed from the refrigerant cycle to the Rankine...
Method of manufacturing a gas sensor
An improved manufacturing method for a gas sensor is provided which is capable of establishing a required hermetic seal in a body of the gas sensor. The method...
Method and apparatus for storing main data with two checkup data
An electronic control unit has a microcomputer and a backup RAM, which stores its data irrespective of ON/OFF of an engine ignition switch. The backup RAM stores...
Atmospheric pressure sensing apparatus
An ECU computes a guard value K and limits an amount of change in a measured atmospheric pressure value of an atmospheric pressure sensor per unit time through...
Knock determining apparatus for internal combustion engine
For each predetermined crank angular interval, an output of a knock sensor is separated into a plurality of frequency components through a plurality of band-pass...
Travel assist system
A travel assist system searches a nearest service station based on navigation information and predicts a quantity of aqueous urea solution consumed until the...
Gas concentration detector
A gas concentration detector prevents deviation in output due to a difference in oxygen reactivity between electrode materials to accurately detect a specific...
Malfunction detecting apparatus for on-vehicle charging system
An apparatus is provided for detecting a malfunction in an on-vehicle charging system provided with a generator driven by an engine and a battery connected with...
Vehicle generator regulating apparatus
The vehicle generator regulating apparatus includes a switching device operating to allow a field current to flow into a field coil of the vehicle generator from...
Fuel cell system
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
In a fuel cell system, a fuel cell includes plural stacked cells, a circulation passage for circulating a thermal medium to the fuel cell. The fuel cell has...
Method for producing a soft magnetic material
The invention provides a method for preparing a soft magnetic material which meets demands for low iron loss, high density, high strength and high productivity....
Clutch state determining device
If a user presses a clutch pedal to perform gear-shifting operation while a vehicle is traveling, a clutch disc, which has been engaged with a flywheel rotating...
Piping joint structure
A piping joint structure includes a first piping member, a second piping member having at least a window portion, and a joint member provided with a body unit...
Variable valve timing controller for internal combustion engine
An ECU calculates an engine speed for calculating a camshaft phase based on a time period T.theta. in which a crankshaft rotates a sampling angle .theta.. The...
Load sensing system for seat
Each front sensor senses a load, which is applied to a front part of a seat, and each rear sensor senses a load, which is applied to a rear part of the seat. A...
Physical quantity sensor having multiple through holes
A semiconductor physical quantity sensor includes: a substrate; a semiconductor layer supported on the substrate; a trench disposed in the semiconductor layer;...
Intake air flow detecting device for internal combustion engine
An intake air flow detecting device is provided to an intake air passage, through which intake air flows into an internal combustion engine. Intake air flow is...
Structure of gas sensor designed to reduce mechanical damage to sensor
An improved structure of a gas sensor designed to withstand physical impact which may result in damage such as cracks to a sensor element built in the gas...
An inclination sensor is provided with a main body fixed to a vehicle, a pendulum supported by the main body so as to swing in response to an inclination of the...
The invention relates to a variable capacity type ejector capable of more precisely adjusting a flow rate of refrigerant in a range in which a displacement means...
Ejector cycle having multiple evaporators
A first evaporator evaporates refrigerant, which is outputted from an ejector. A refrigerant outlet of the first evaporator is connected to a suction inlet of a...
Vapor-compression refrigerant cycle system with refrigeration cycle and
A vapor-compression refrigerant cycle system with a refrigeration cycle and a Rankine cycle includes a compressor, a radiator, a gas-liquid separator, a...
Pressure detecting apparatus having solenoid valve and pressure sensor
A secondary air pressure detecting apparatus includes a solenoid valve and a pressure sensor. The solenoid valve defines a secondary air passage that introduces...
Exhaust gas purifying apparatus
An ECU controls an opening degree of an EGR gas switch valve based on a temperature of intake air and a load state of an engine in such a manner that a...
Apparatus for controlling engine rotation stop by estimating kinetic
energy stop position
A control apparatus for an engine increases an intake air quantity just before engine stop to increase a compression pressure in a compression stroke. As the...