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Constant voltage generating circuit and reference voltage generating
In a constant voltage generating circuit and a reference voltage generating circuit, a band-gap circuit operates by using, not a power source voltage, but a...
Apparatus for controlling three-phase AC motor on two-phase modulation
An apparatus is provided to control a three-phase AC motor and comprises an inverter and a controller. The inverter powers the motor in response to a three-phase...
Rotary electric machine and a rotor of the same
In a rotor for a rotary electric machine, a predetermined number of main pole magnets and a predetermined number of yoke magnets are fixed in contact with a hub....
Method for connecting film-coated wire to subject member
A film-coated wire is wound around a terminal at least one turn and pressed by an upper electrode of a resistance welding machine. A current is passed through...
Fuel injection valve
A fuel passage is formed through a movable core and a fixed core of a fuel injection valve. Communication passage(s) are formed in the movable core or the fixed...
Common air mix chamber
An HVAC assembly includes an HVAC case having a first inlet adapted to accept air in a first configuration suitable for a right hand drive vehicle and a second...
Cylinder-by-cylinder air-fuel ratio calculation apparatus for
multi-cylinder internal combustion engine
An air-fuel ratio deviation calculated by an air-fuel ratio deviation calculation part is inputted to a cylinder-by-cylinder air-fuel ratio estimation part. A...
Fuel vapor leak check module
A housing of a fuel vapor leak check module is arranged close to a canister by inserting a canister port into the canister. A distance between the canister and...
Electronically controlled throttle control apparatus
An electronically controlled throttle control apparatus prevents a throttle valve from malfunctioning due to deterioration in sliding resistance ascribable to...
A first shaft and a second shaft are connected coaxially. A torsion bar converts a torque applied between two shafts into a torsion displacement. A multipolar...
Exhaust gas cleaning device for internal combustion engine
The amount of accumulated particulate matter, which is accumulated in a particulate filter, is computed based on the amount of exhausted particulate matter,...
System for programming customizable vehicle features
A system for communicating user identified preferences to a vehicle includes a programming device adapted to receive input indicative of user defined vehicle...
Case for portable equipment
A case of a portable equipment for communication to an external system comprises a body portion and an operation portion acting as a function member. At least a...
Switched-capacitor low-pass filter and semiconductor pressure sensor
apparatus incorporating the filter
A low-pass filter configured as a switched capacitor circuit in which capacitor charge switching is performed by 2-phase clock signals that control respective...
Power supply circuit with control of rise characteristics of output
In a power supply circuit, a main transistor, which transmits power from an input terminal to an output terminal, is controlled so that a detected voltage from...
Automotive power supply system designed to ensure stability in charging
An automotive power supply system which has two storage batteries mounted in a vehicle which are charged by the electrical energy produced by an electric...
Method of control of magnetic sound of alternating current rotating
A method for greatly reducing magnetic sound of an alternating current rotating machine compared with the past comprising superimposing an n-1-th order frequency...
Light emitting diode control device
A control device of LEDs includes a lighting-up circuit and a lighting-out circuit, both of which generate pulse signals being pulse-width modulated by varying...
Structure of spark plug achieving high degree of air-tightness
A spark plug is provided which is constructed to ensure a higher degree of air-tightness. The spark plug includes a cylindrical metal housing within which an...
Semiconductor device having a pair of heat sinks and method for
manufacturing the same
A semiconductor device includes a heater element; a first heat sink disposed on one side of the heater element; a second heat sink disposed on the other side of...
Ceramic filter and catalyst-loaded ceramic filter
A catalyst-loaded ceramic filter made of a ceramic material capable of directly supporting a catalyst component thereon is capable of providing early activation...
Catalyst deterioration detecting apparatus
A heat generation amount qr/r per unit flow amount of combustible substances supplied to a catalyst is estimated based on upstream and downstream temperature...
Power transmission device and torque transmission member
A power transmission device for transmitting torque of a driving unit to a driven unit includes a first rotator, a second rotator, and a torque transmission...
High pressure fuel supply pump with an intake valve member and a discharge
valve member aligned along a plunger...
In a high pressure fuel supply pump, a housing is provided with a through-hole having a step. A plunger is slidably accommodated in the through-hole on an axial...
Heat control system
There are provided a water-refrigerant heat exchanger 30 for exchanging heat between refrigerant discharged from a compressor 21 and engine-cooling water...
Throttle body having internally connected double pipe structure
A resinous throttle body has a bore wall part having a double pipe structure constructed with a bore inner pipe and a bore outer pipe that are connected with...
Electric power steering system having a torque sensor
A torque sensor has a torsion bar coaxially in alignment with input and output shafts, a ring shaped magnet fixed to an axial end of the input shaft, a pair of...
Thermostat malfunction detecting system for engine cooling system
A malfunction of a thermostat in a coolant circulating path is detected from an engine side coolant temperature in consideration of the following behavior of the...
Method for roll forming, capable of preventing wrinkles and device
A die roll 3 comprises a core part 3a which is formed of an elastic material and faces a punch part 2a of a punch roll 2. The core part 3a presses a bottom...
Boost pressure estimation apparatus for internal combustion engine with
An opening is provided for an exhaust bypass pipe that bypasses an exhaust turbine of an exhaust turbine supercharger. According to the opening, an exhaust gas...
Rapid catalyst warm-up control device for internal combustion engine
A rapid catalyst warm-up control device for an internal combustion engine performs irregular injection dither control during the rapid catalyst warm-up control...
Integrated vehicle control system
An integrated vehicle control system includes various functionalized networks, such as power train group, vehicle motion group, and power source group, each...
Radio communication terminal unit and method of transmitting base station
A cellular phone unit, upon turning from a standby mode to a data communication mode, responds to a user's instruction of location positioning to turn from the...
Mobile station having waiting process with main power off
While main power in an automobile is off, a telematics station in the automobile intermittently runs to execute a process. The station has a first CPU in a...
Portable transmitter having tact switches with front film
An ID code is wirelessly sent to a device, such as a keyless-entry system or a keyless-starter system mounted on an automobile, from a portable transmitter....
Method of inspecting a semiconductor dynamic quantity sensor
A method of inspecting a semiconductor dynamic quantity includes varying a potential applied to a peripheral fixed portion while applying predetermined...
Driving circuit for brushless motor
A driving circuit for a brushless motor includes a current sensor for detecting alternating phase-current flowing in one of the phase coils, a switching driver...
Silicon carbide semiconductor device having enhanced carrier mobility
The principal surface of a p-type SiC substrate (1) is formed of a face intersecting (0001) Si-face at 10 to 16.degree.. An n.sup.+ source region (2) and an...
Night vision system and control method thereof
A second circuit separately extracts a synchronization signal and brightness signal from an image signal output from a camera for capturing an image of a...
Foreign material removing method for capacitance type dynamic quantity
In a capacitance type acceleration sensor comprising a movable portion which is equipped with movable electrodes, a poise portion and spring portions formed on a...
Gas sensor element
A gas sensor element which may be employed in measuring the concentration of gas such O.sub.2, NOx, or CO. The gas sensor element consists of an electrochemical...
Method and apparatus for manufacturing single crystal
A method for manufacturing a single crystal includes the steps of: flowing a raw material gas toward a seed crystal in a reactive chamber so that the single...
Non-contact IC card having enhanced reliability
To increase the reliability of a non-contact IC card for use in such applications as a door key, etc., two separate combinations of an IC chip and an antenna...
Electrically driven power steering system for vehicle
It is an object of the present invention to provide an electrical power steering system for a vehicle, in which an abnormal condition of a motor current...
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...
Structure connecting heat exchanger to shroud improving workability in
assembling or disassembling them
A fan shroud 4 is assembled to a cooling module in such a way that the fan shroud 4 covers brackets 3 that have been assembled to the cooling module, that is, a...
Pressure sensor device having temperature sensor
A pressure sensor device having a temperature sensor includes a pressure sensor, a temperature sensor, a sensor casing for accommodating the pressure sensor and...
An airflow meter has a bypass passage disposed in an air passage and a sensing portion disposed in the bypass passage to detect an airflow amount. The bypass...
Refrigeration cycle system
A refrigeration cycle system is disclosed. Upon generation of a start signal for a hot gas heater cycle, the cooling mode is first started thereby to start the...
Method of manufacturing commutator of rotary electric machine
A method of manufacturing a commutator of a rotary electric machine includes a step of forming a first unitary material having nail portions, a step of forming a...