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NOx gas detecting apparatus
A NO.sub.x gas detecting apparatus including an oxygen pumping cell for removing oxygen from a measurement gas, and a NO.sub.x detecting cell positioned...
Braking torque control apparatus and method
A pair of shoes are expanded by driving an electric brake motor. Due to the friction engagement of the shoes with a drum inner peripheral surface, a braking...
Vehicle air conditioner that operates during engine stops
A vehicle air conditioner allows storing cold thermal energy in a cold thermal energy storage unit during operation of a vehicle engine to be used later during...
A first check valve 620 for allowing refrigerant to flow only from a compressor 100 to an evaporator 300 (a refrigerant passage 510) is provided in a hot-gas...
Method and apparatus for detecting forgery
A two-dimensional code and a predetermined figure pattern are printed on a medium. An error in the two-dimensional code is correctable during decoding of the...
Electric power supply system for engine starters
An electric power supply system for a starter comprises a capacitor. This capacitor is charged by a battery through a charging circuit including resistors that...
Semiconductor device having heat protection circuits
A semiconductor device has plural output circuits. Each of the plural output circuits has a semiconductor switching element and a heat protection circuit...
Bonding method and bonding structure of thermoplastic resin material
A PEI film to be bonded is disposed on a glass epoxy substrate through an alkane film, and a position to be adhered is heated to a temperature not less than the...
Wristwatch-type human pulse wave sensor attached on back side of user's
A pulse wave sensor includes a detecting element and a sensor body. The pulse wave sensor is worn on the back side of a user's wrist corresponding to the back of...
Hydrogen occluding core
A tube is provided with elastically deformable tube deforming sections (tube curved sections), and a fin is provided with the quality of spring so that the fin...
Fuel supply apparatus
A fuel supply apparatus in which, even if a column support receiving region of a supporting member is broken, the breakage is prevented from reaching both...
Pressure detecting apparatus and installation structure of same
A pressure detecting apparatus having a pressure introducing pipe is installed on an intake surge tank for detecting inner pressure in the intake surge tank. The...
Leak check apparatus for fuel vapor purge system
A fuel vapor purge system has a canister and a pump on a purge line arranged between the canister to the intake passage. The system further has a sub-canister on...
Ejector for ejector cycle system
In an ejector used for an ejector cycle system, a nozzle has a first refrigerant passage, a second refrigerant passage, and a third refrigerant passage in this...
Method of manufacturing a vehicle AC generator
In a method of manufacturing a stator of a vehicle AC generator, U-shaped conductor segments having a turn portion and a pair of forked in-slot portions are...
Charge-pump circuit and a load-driving circuit utilizing the same
The present invention discloses a charge-pump circuit, which contributes to the improvement of the reliability of capacitor for boosting provided inside even...
Display panel having pixels arranged in matrix
A matrix-display panel such as a liquid crystal display panel is composed of row and column electrodes and liquid crystal interposed between both row and column...
Real-time clock backup
A real-time clock circuit for saving real time information during removal of a battery is presented. The battery provides power to the clock circuit during a...
Load drive circuit having low voltage detector
A charge pump circuit receives a battery voltage of a power line, and outputs a raising voltage proportional to the battery voltage. A low voltage detecting...
Vehicle alternator control device and method
A vehicle alternator control device has a power transistor, a flywheel diode, a voltage control circuit, a primary power supply circuit, and a secondary power...
Apparatus for controlling cooling fan for vehicle
A cooling fan control circuit drives a brushless motor to rotate a cooling fan to cool a condenser and a radiator mounted on a vehicle when a drive signal is...
Spark plug used for cogeneration purpose and adjusting method for
discharging gap thereof
A noble metal tip of a grounding electrode is inclinedly disposed with respect to a noble metal chip of a central electrode by an angle .alpha. so that a...
Vertical type MOSFET
A vertical power MOSFET, which can improve a surge withstand voltage and a surge withstand voltage against a surge voltage from an inductance load L. The...
Method of manufacturing sensor having membrane structure
A sensor for measuring a physical amount such as an amount of air includes a membrane structure composed of metal stripes sandwiched between first and second...
Electromagnetic driving device, fluid control valve having same and method
of manufacturing same
In a magnetic driving device, a fixed core has a housing portion, in which a plunger is housed to reciprocatingly move, and an attracting portion toward which...
Fuel injection valve
In a fuel injection valve, a cylindrical valve body has a valve seat protruding radially inward out of an inner wall thereof and a needle supporting cylindrical...
Method of connecting circuit boards
The invention provides metal connecting composition for connecting metal to metal with removing oxide film on the mother metal surface. The metal connecting...
Electronic part mounting method
At the step of printing a wiring portion of a ceramic substrate with a conductive adhesive for mounting an IC chip or a part such as a capacitor other than the...
Corrosion preventing layer forming method
Radiator caps (266) and radiator tubes (211) are heat brazed with an ingot Z of a sacrificial material being disposed in the interior of a radiator tank main...
Vehicle air conditioner with attachment and detachment of evaporator
In a vehicle air conditioner where an air conditioning unit is disposed at an approximate center within an instrument panel portion in a vehicle right-left...
Semiconductor pressure sensor having rounded corner portion of diaphragm
A semiconductor pressure sensor has a recess formed on a semiconductor substrate. The recess has a sidewall, a bottom wall that serves as a diaphragm for...
Emission control apparatus for engine and method for reducing emissions of
An emission control apparatus for an engine has a plurality of catalysts disposed in series in an exhaust passage. An HC absorbent catalyst is utilized for at...
Method of manufacturing fuel injector for internal combustion engine
In a fuel injector, a valve unit consisting of a valve body and an injection plate is connected to a bottom end of a cylindrical housing. The valve unit is...
Catalyst deteriorating state detecting apparatus
If conditions for measuring a storage quantity of O.sub.2 in a catalyst are satisfied, a target air-fuel ratio is switched to a rich value after the end of a...
Cellular phone for radio communication system having automatic data
A cellular phone is programmed to convert language and currency of a home country into corresponding language and currency of another country. When the cellular...
Mounting arrangement of vehicle rotary electric machine
A vehicle rotary electric machine to be mounted in an engine is comprised of a rotor having a shaft, a stator, a front housing, a rear housing and a pulley. The...
Method of connecting circuit boards
The present invention provides a circuit board connecting method that includes an alkane application step and a heat-press-bonding step. The alkane application...
In a vehicle air conditioner, a defroster opening and a foot opening are provided at both right and left sides of a face opening. An outlet portion of a warm air...
Fuel supply apparatus
A fuel supply apparatus maintains a level of fuel within a sub tank and, even if the fuel within the sub tank becomes low in volume, maintaining fuel coverage on...
Current supply circuit for engine starters
In a current supply circuit for starters, an inductance coil is connected in series or a capacitor is connected in parallel with a starter motor to slow down the...
Physical quantity detection device
Respective first ends of first and second strain gates are connected to a first voltage potential. First and second constant currents from first and second...
Vehicle air conditioning heat exchanger seal
A vehicle air conditioning system in which a sealing member is provided with, as an integral part, plates of main lips and sub-lips that are pressed against an...
Junction guide device for providing guidance concerning looped branch road
A vehicle navigation system stores road data and a plurality of schematic diagrams of junctions. Each schematic diagram represents a common pattern of a road...
Hologram screen and a method of producing the same
In a hologram screen for reproducing an image based on an output light obtained by scattering and diffusing an image light from an image projector, when a white...
Antenna for portable radio communication device and method of transmitting
An antenna for a portable radio communication device is constructed with a conductive shield plate provided in a casing made of resin and shaped to be worn on a...
Mobile communication having link ID code checking function
In a communication system between mobile communication devices and an immobile communication device, a mobile device receives a FCMC signal from the immobile...
Ceramic honeycomb structural body and methods of preparing the same
A ceramic honeycomb structural body, and method for preparing the same, which can satisfactorily support a catalyst and can demonstrate superior mechanical...
Method of manufacturing electrode for plug
A method of manufacturing an electrode for the use of a spark plus is provided, in which a laser welding process is adopted. In the laser welding process, a tip...
Vehicle headlight discharge lamp
A vehicle headlamp housing is naturally ventilated by a temperature difference between air inside and air outside the lamp housing, to prevent the temperature of...
Exhaust gas heat exchanger
An exhaust gas heat exchanger has a tank, laminated plural exhaust gas tubes disposed in the tank, a cooling water inlet pipe and a cooling water outlet pipe....