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Vehicle air conditioning air duct system
If a refrigerant leaks from an interior heat exchanger, an outside air mode is switched ON, and a first bypass channel is opened to supply air, not having passed...
Manufacturing method of heat exchanger
In a manufacturing method of a heat exchanger including a core portion having a plurality of tubes and a plurality of radiation fins connected to surfaces of the...
Electric load driving device and method of using the same
In an electric load driving device, in the case of a high-side output mode, an output FET is supplied, when connected with a higher-potential side than a load,...
Indicating instrument for a vehicle
In an indicating instrument for a vehicle including a step motor and a stopper unit for stopping a pointer at a zero position, a memory for pre-storing a...
Vehicular power supply apparatus and engine-drive-regulation supporting
A power feed portion includes a power storage portion and a power generating portion. The power storage portion includes a storage battery. The power feed...
Method for manufacturing semiconductor device having trench filled with
First, a trench of a semiconductor substrate is filled with a polysilicon film deposited on the surface of the semiconductor substrate. A selective thin film...
Sealing structure of gas sensor
An improved structure of a mechanical seal for keeping a gas chamber and a reference gas chamber airtight in a sensor body. A packing seal is disposed between a...
In an electromagnetic clutch, a rotor, an armature and a stator housing including an electromagnetic coil are assembled to a center hub through a bearing member....
Resin molding for vehicle use and manufacturing method thereof
The flexible section 452 made of rubber or elastomer is molded integrally with the panel body 450 on the forward end side of the guide duct section 451 of the...
Air conditioner for a vehicle
A defroster/face cool air passage for introducing cooled air from an evaporator to a defroster opening portion and a face opening portion by bypassing a heater...
Resin-insulated ignition coil
An ignition coil includes a center core, a primary coil a secondary coil, a coil housing, a tower housing disposed under the coil housing, and a high tension...
Accumulator fuel injection system designed to avoid failure of relief valve
caused by pressure pulsation
An accumulator fuel injection apparatus is provided which may be employed in a common rail system for diesel engines. The fuel injection apparatus includes a...
Intake control system of internal combustion engine
An intake control system of an internal combustion engine comprises an intake control valve disposed in an intake passage of each cylinder of the engine and a...
Display device having combined display-panel unit
A display device is comprised of a main display panel, a transparent display panel that is disposed to cover the first display panel, and a control unit. The...
Gain control device for packet signal receiver
In a gain control device for packet signal receiver, a variable gain amplifier amplifies an input signal with a gain corresponding to a control voltage applied...
Phase voltage controlled voltage regulator of vehicle AC generator
A voltage regulator of a vehicle AC generator includes a rotor having a plurality of magnetic poles, a field coil for polarizing magnetic poles, an armature...
Spark plug having iridum alloy tip, iron-based alloy tip bonding portion
and stress relieving layer therebetween
A spark plug having a tip composed of an iridium alloy essentially consisting of iridium is resistance welded through a relieving layer to a front end of a...
Method of repairing aluminum heat exchanger
A partly damaged aluminum heat exchanger such as an aluminum radiator is repaired by closing a hole in the damaged portion with an acrylic resin adhesive...
Vital signal detecting apparatus and noninvasive blood pressure meter
A vital signal detecting apparatus is composed of sensors for detecting pulse waves, an A/D converter for converting analog signals, corresponding to the pulse...
Pump equipment with plural rotary pumps and method for assembling same
In a pump equipment having plural rotary pumps, the respective discharge ports of the rotary pumps are located at the points which are nearly symmetrical with...
Solenoid valve device
In a solenoid valve device, a housing has a stopper formed on an inner wall of a fluid passage around an axial end of an accommodation bore. A valve seat member...
Starter having planetary gear speed reduction mechanism
A starter is comprised of a starter motor, a planetary gear speed reduction mechanism including a sun gear, a plurality of planetary gears and an internal gear,...
Fluid flow meter having thermal flow sensor disposed in one of a plurality
of fluid passages
A separator partitions an upstream side air passage of a bypass passage into first and second sub passages. A thermal flow sensor is attached to the separator...
Adsorption-type refrigerating apparatus
In an adsorption-type refrigerating apparatus, an adsorber includes therein an adsorbent having a temperature-dependent characteristic in which an amount...
Method for manufacturing a gas sensor
A sensing element, disposed in a housing, has a gas contact portion exposed to a measured gas. A protective cover extends from a distal end of the housing so as...
Electronic control unit and method for measuring engine soak time
In an ECU for vehicles, a microcomputer operates with a main power from a battery, and a clock IC operates with sub power from the battery and measures time...
Wiper control system and method for controlling wiper
A raindrop sensor detects an amount of raindrops landed on a window glass and outputs a measurement signal to a microcomputer. The microcomputer calculates an...
Piezoelectric actuator drive circuit and fuel injection system
A piezoelectric actuator drive circuit has an abnormality detection circuit section. The abnormality detection circuit section is provided with a voltage...
Commutator for electric rotary machine and manufacturing method thereof
A commutator having even number (2n) of commutator segments and n segment pairs, each pair consisting of two commutator segments positioned symmetrically with...
Vehicle AC generator
A vehicle AC generator includes a rotor, a stator having a stator core and a stator winding, a pair of front and rear frames and electric components including a...
Lead-wire arrangement of vehicle AC generator
An ac generator for a vehicle includes a multi-poled rotor, a stator having a multi-phase stator winding which has output lead wires, a full-wave rectifier unit,...
In an alternator, a pole core has a plurality of claw-pole pieces, and a cooling fan has a plurality of diagonal-flow-type blades and a plurality of...
Rotary electric machine having stator coolant passage means
In a rotary electric machine, a stator coolant passage means including a stator coolant tube and a damping member is provided between the inner periphery of a...
Planetary gear reduction mechanism having an oilless bearing
In a planetary gear speed reduction mechanism includes a drive gear, a driven gear, a sun gear connected to the drive gear, an internal gear disposed around the...
Fuel injection valve
In a fuel injection valve in which an outer frame member is press fitted to a limited region of an outer circumference of an inner pipe member in a state that a...
Fluid injection nozzle
A fuel injector has a chamber between a valve body and a plate in which a plurality of through holes are formed. The chamber has a diameter larger than that of...
Die casting machine and die casting method
A die casting machine includes vacuum tank 26 and vacuum pump 27 that together evacuate the inside of a mold cavity 40 to a first degree of vacuum, and vacuum...
A solenoid valve has a solenoid, a control valve having a spool, a seat member having an oil hole whose one end communicates with a control pressure chamber...
Fuel injection pump
A camshaft has a cam having a circular profile. A cam-ring is rotatably arranged on a radial outside of the cam. The cam-ring orbits around the cam. The cam-ring...
Semiconductor pressure sensor having signal processor circuit
A diaphragm that distorts according to pressure applied thereon and a signal processor circuit are formed on a semiconductor substrate having an ...
Structure of gas sensor
A gas sensor is provided which includes a first cylindrical insulation porcelain having a gas sensor element installed therein and a second cylindrical...
Cooling system of heat emitters
Heat is absorbed from a first heat emitter and a second heat emitter is cooled by an adsorption type refrigerator operating by that absorbed heat. When the...
Method for manufacturing valve timing adjusting apparatus
A base material of a peripheral wall and a vane rotor is formed by extrusion molding an aluminum alloy and cutting an extrusion molded article to the desired...
Object-oriented diagnostic apparatus for vehicle controller
A vehicle controller self-diagnosis apparatus having areas such as memory information, tables, and the like relating to abnormality-detection processing that can...
Semiconductor device including a surge protecting circuit
A protecting apparatus includes a back-flow preventing Zener diode having a cathode connected directly to a control terminal of a main transistor formed on a...
Clamp circuit for a semiconductor integrated circuit device
A comparator, having an offset of 0.1V, compares a terminal voltage Vin1 with a clamp voltage V.sub.CL (5.1V). When an overvoltage input exceeding the V.sub.CL...
Vehicular power generator control apparatus having maximum conduction rate
A vehicular power generator control apparatus includes a switching transistor, a voltage control circuit, a high rotation speed detecting circuit, a leakage...
Ventilation controlling apparatus
A ventilation controlling apparatus uses a flexible film member as a slide door and an air casing design profile, to prevent generation of popping or cracking...
Two-dimensional-code related method, apparatus, and recording medium
An image of a region is taken which includes a two-dimensional code. A two-dimensional code area is determined in the image. The two-dimensional code area...
Cutting method for hard, brittle materials
The present invention provides a cutting method for hard, brittle materials that is capable of completely cutting through hard, brittle materials such as...