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Vehicular power supply apparatus and method of controlling the same
A lower battery block feeds low-voltage power to a low-voltage load. The lower battery block includes cells. At least one higher battery block is connected in...
Printed circuit board with ground corner regions
Plural pins are arranged on a printed circuit board to form a generally square shape and are electrically connected to terminals of a QFP-IC. In the pins, a pin...
Activation control apparatus and method of airbag apparatus
A satellite sensor and a floor sensor are provided in a forward portion and a central portion, respectively, of a vehicle body. A calculated value and a speed...
A solenoid valve includes an electromagnetic drive unit for generating a magnetomotive force when being fed with electric power. There are a controlled-fluid...
Interrupt controller and a microcomputer incorporating this controller
To downsize the circuit scale of a CPU in a microcomputer capable of executing multiple interrupt, an interrupt controller includes an interrupt mask level...
Capacitance type humidity sensor and manufacturing method of the same
A capacitance type humidity detecting sensor has two electrodes opposing each other with a gap interposed therebetween to form a capacitor on a silicon substrate...
Device for driving capacitive load
A number of capacitive pixels formed in an electroluminescent display panel are selectively charged and discharged by the driving device. The driving device is...
Multilayered gas sensor and a related gas concentration detecting system
An exhaust gas side electrode is provided on one surface of a solid electrolytic substrate. A reference gas side electrode is provided on an opposite surface of...
In-vehicle key check system having check history memory
An in-vehicle key check system has a security ECU, a transmitter and a receiver for communication with a portable electronic key. The ECU communicates with the...
Method of making a thin film sensor
In a thin-film infrared sensor, (100)-oriented semiconductor substrate is used for the sensor fabrication. A surface of the substrate is partially masked to...
In a fuel injector, a valve member in a hollow cylindrical shape having a bottom is enclosed and supported in a magnetic cylinder defining a fuel passage to...
Vehicle air conditioner with front air passage and rear air passage
In a vehicle air conditioner, an air conditioning case has a front air passage and a rear air passage through which air is blown to a front seat side and a rear...
Front end panel
An intake duct (intake air path) utilizes an upper beam member of a front end panel, the cross section of which is substantially a C-shape. When the front end...
Power supply control system for heater used in gas sensor
A heater power supply control system is provided for controlling the temperature of a heater used to heat a solid electrolyte-made sensor element of a gas...
Pressure sensor having semiconductor sensor chip
A semiconductor sensor chip mounted on a thin diaphragm of a cylindrical metallic stem via an insulation layer is hermetically contained in a housing of a...
Rectifier unit of vehicle AC generator
A rectifier unit of a vehicle AC generator is comprised of a plurality of metal cases, a plurality of pairs of first and second semiconductor chips and a...
Silicon carbide semiconductor device and manufacturing method
A channel layer 4 is formed on an n.sup.- -type epitaxial layer 2 and first gate areas 3, and field enhanced area(s) 5 and second gate areas 6 are formed on the...
Blower for vehicle
The same size casing is used for interior air blowers of a combination air conditioning and heater interior unit disposed in left- and right-hand drive vehicles,...
Solar radiation detection unit and vehicle air conditioner using the same
The air conditioning controller for controlling a vehicle air conditioner provided for a vehicle equipped with a navigation system includes a solar radiation...
Cooling apparatus using boiling and condensing refrigerant
According to the present invention, a cooling apparatus using boiling and condensing refrigerant, includes a fluid separating plate for separating a ...
Combustion pressure sensor assembly
A glow plug with combustion pressure sensor having a plug body having a screw portion on the outer peripheral surface that is inserted into a screw hole of an...
Pressure sensor and method for assembling the same
A pressure sensor has a sensor element portion for detecting pressure, and a pressure conduction portion connectable to a detected member and defining therein a...
Tire air pressure determining apparatus and method of determining tire air
A variable value (dynamic load radial deviation .beta.) for making determination of a tire air pressure is calculated from pulse number cumulative values PFL,...
Ejector cycle system with critical refrigerant pressure
In an ejector cycle system using carbon dioxide as refrigerant, an ejector decompresses and expands refrigerant from a radiator to suck gas refrigerant...
Heat pump cycle
In a heat pump cycle, a first high-pressure side heat exchanger is disposed to perform a heat exchange between refrigerant discharged from a compressor and a...
Refrigerant cycle system and valve device for the same
In a refrigerant cycle system having a hot gas heater function, a valve device includes a solenoid valve for opening and closing a communication between a...
Radio communication device having variable communication speed
Communication speed of a radio communication device such as a portable telephone is controlled according to temperature of a transmitting amplifier to avoid...
Silicon carbide semiconductor device
A semiconductor device, comprising: a semiconductor substrate comprising silicon carbide of a first conductivity type; a silicon carbide epitaxial layer of the...
A shock absorber for a starter is presented. The shock absorber includes a rotary disk, a stationary disk and a disk spring. The rotary disk is pressed by the...
Apparatus for automatically adjusting optical axis of vehicle headlights
In a vehicle headlight optical axis adjusting apparatus, inter-vehicle distance in each of divided zones is detected by a laser radar device. Desired optical...
A pulley unit capable of ensuring long-term operational stability in use as a one-way clutch is provided. A one-way clutch is disposed between a pulley and its...
Control system for engine
The engine control system has an ECU that supplies relatively large amount of EGR gas and delays an injection timing in order to decrease temperature in a...
In a slide detector, a contact member provided on a slider is made of gold or a gold alloy including an abrasion resistant metallic component, and a plurality of...
Rotary electric machine
A rotary electric machine includes a frame having a bearing box at a rear center thereof, a stator fixed to the frame, a rotor disposed inside the frame to be...
Semiconductor device having resistive element
A trench is formed in an n.sup.+ type substrate in a vertical direction from a main surface of the substrate, and a p type layer is deposited in the trench to...
Fuel cell system including fuel cell for generating electric energy by
chemical reaction between hydrogen and...
A fuel cell system includes a fuel cell (FC stack), an inflow passage valve provided in a hydrogen inflow passage through which hydrogen is supplied to the FC...
Method of adjusting output of gas sensor
A method of adjusting an output of a gas sensor element is provided. The gas sensor element includes a lamination of a solid electrolyte body, a target...
Air passage opening and closing system and air conditioning system having
An air-conditioning case of an air-conditioning unit forms air passages therein. A film member is reciprocably supported in the case and has free ends....
Trochoid gear pump having means for canceling imbalance load
A trochoid pump composed of an inner gear and an outer gear is used as a fluid pump such as a fuel pump for an automotive vehicle. An inner imbalance load...
Air conditioning apparatus for vehicle
In an air conditioning apparatus for a vehicle, a first cool air bypass passage is provided at an upper side of a heater core, and a second cool air bypass...
Road-shape recognition system
A radar device operates for emitting a detection wave ahead of a vehicle, and detecting objects in response to echoes of the emitted detection wave. A reflector...
Automotive alternator having detector for detecting initiation of rotation
An alternator for use in an automotive vehicle includes a circuit for detecting initiation of rotation of an engine. Upon detecting the initiation of rotation,...
Rotary electric machine having reinforcing ring on armature
In an armature, a slot insulation paper provided in a slot of an armature core protrudes from an insulation plate in the axial direction. A part of the slot...
Non-aqueous electrolytic salt and non-aqueous electrolytic secondary
battery in which it is used
The prevent invention provides a non-aqueous electrolyte for batteries comprising the dissolving of an electrolytic salt in an organic solvent, wherein said...
Valve system for intake air controller for internal combustion engine and
manufacturing the same
An opening end of a concave portion of a bearing holder is crimped to prevent an outer race of a ball bearing from sliding rearwardly, so that a bearing stop...
Device for detecting canister deterioration
A fuel evaporation control system is connected to an engine control system in which an air-fuel ratio in mixture gas supplied to an engine is controlled to an...
Braking pressure intensifying master cylinder
In a braking pressure intensifying master cylinder, as an input shaft (53) travels forwards in a braking maneuver, a control valve (54) is actuated to develop...
Method for manufacturing electromagnetic operating apparatus
An accommodating base material and an attracting base material are coaxially arranged, and are resin-insert-molded, thereby forming a bobbin base material. Next,...
Pilot search to determine processor loading
A method is described for mobile stations to measure the desired processing load to monitor pilot signals of multiple base stations. The amount of processing...
Piezoelectric device for injector, method for producing the same, and
A stacked-type piezoelectric device 1 to be built in an injector includes a metal case 41 outside its side surfaces. An insulating member 45 having an electric...