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Power supply control system for heater used in gas sensor
A heater control apparatus used for a gas concentration sensor heats a sensor element including a solid electrolyte body up to a desired activation temperature....
Vehicle air conditioning system with seat air conditioner
An air conditioning system for a vehicle exhibits a room air conditioner unit for air conditioning a passenger compartment, a seat air conditioner unit for...
Vehicle seat blower unit with a motor mounted within a scroll housing and a
cooling motor attachment bracket
In a flat-type blower unit disposed in a narrow space between a bottom portion of a front seat and a vehicle floor in a vertical direction, a motor-attachment...
Magnet valve and fluid control apparatus using the same
A leaf spring for urging a spool toward a flange part of a yoke is provided between a guide fixed to a housing and the spool. Owing to the urging force of the...
Fuel injector and fuel injection system
A fuel supply system has a pump, a common rail, and injectors. Pressurized fuel is stored in the common rail. The common rail distributes the fuel to 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...
Cooling apparatus boiling and condensing refrigerant with improved tunnel
A first intermediate plate 5C adjacent to a heat receiving plate 5A and a second intermediate plate 5D adjacent to the first intermediate plate 5C are provided...
Starter motor having labyrinth ventilation passage
An inside space of a starter motor having a motor, a magnetic switch and a reduction gear train is ventilated through a ventilation passage formed in the starter...
Heat storage tank
In a heat storage tank, an elbow pipe member defining a water introduction passage is formed by connecting an inlet-side cylinder portion and an outlet-side...
Method and apparatus for making holes in pipe
A method for forming a plurality of slits in a tube includes first, forming a plurality of grooves in the pipe by operating a grooving punch along the length of...
Semiconductor pressure sensor and an exhaust system including the same
The full bridge circuit in a pressure sensor including semiconductor piezoelectric resistive elements in a pressure detection structure is connected to a filter....
Semiconductor dynamic quantity detecting sensor and manufacturing method of
A semiconductor dynamic quantity sensor, for example, an acceleration sensor is formed on a SOI substrate having an activation layer and a supporting layer with...
Vehicle air conditioner with automatic air-conditioning control
In a vehicle air conditioner with an automatic air-conditioning control, when a change operation of a set temperature is not performed by a passenger while air...
Functional combined equipment for a motor vehicle
A power distributing mechanism distributes a power at a first axis from the engine to a second axis coupled to a motor generator, and a third axis coupled to a...
Trimming circuit for a physical quantity sensor
A trimming circuit includes a signal separation circuit for separating an input signal into a clock signal, a reset signal, a data signal, and a memory writing...
Control apparatus for internal combustion engine
Calculation of a present air-fuel ratio correction coefficient correction value .DELTA.FAF (i) is based on a control parameter calculated by an ECU, a change in...
Robust and efficient reacquisition after call release
A mobile station provides for a more robust reacquisition process with the base station. The mobile station performs an evaluation of the signal conditions from...
Semiconductor switching element driving circuit
A semiconductor switching element driving circuit comprises an overcurrent limiting circuit which instantaneously drops a voltage of a gate terminal of an IGBT...
Voltage regulator of vehicle AC generator
A voltage regulator is comprised of a semiconductor element for controlling current supplied to a field coil, a flywheel element, a generation voltage regulation...
Infrared image sensor with temperature compensation element
An infrared image sensor has a sensor array composed of plural sensor elements and provided on a silicon substrate. A temperature compensation element is...
Collision detection apparatus designed to minimize contact chatter
A collision detecting apparatus is provided which consists of a rotor and a first and a second contact spring. Upon collision, the rotor pushes the first contact...
Electronic control unit for use in automotive vehicle
A box-shaped electronic control unit for use in an automotive vehicle includes a pair of side stays for mounting the electronic control unit on a vehicle. The...
Method for wet etching and wet etching apparatus
A wafer protected by a protective film on a first surface is mounted on a base member. An etching bath cylinder, to which a gasket for sealing the periphery of...
Air conditioning unit for vehicle
In an air conditioning unit that cools a motor of a fan by partially introducing an air blown by the fan into the motor, a case has a wall for defining an air...
Extrusion molding apparatus for ceramic molded product
An extrusion molding apparatus for a ceramic molded product which is capable of passing a ceramic material smoothly through a filter unit is disclosed. The...
A fuel pump for discharging a desired amount of fuel during vapor generation has a pump cover and a pump casing which rotatably accommodates an impeller. A...
Rotary pump with higher discharge pressure and brake apparatus having same
In the rotary pump, a high pressure outer circumference chamber, which is formed around an outer circumference of an outer rotor and communicates with a...
Air-conditioning apparatus for vehicle
The air heating capability of an indoor heat exchanger is limited to set the temperature of the indoor heat exchanger to a first predetermined temperature Tel or...
Electromagnetic valve and assembling method
In an electromagnetic valve, a maximum distance between a movable core and a fixed core is set to be larger than a movable stroke of a movable rod moving...
Fuel injection system
An excessive volume of fuel discharged by a high-pressure supply pump to a common rail due to an opened state abnormality of an inlet metering valve of the pump...
Starter motor having leaf spring for driving pinion gear
A pinion gear of a starter motor is driven into engagement with a ring gear of an internal combustion engine by a driving lever having a leaf spring upon...
Air conditioner for motor vehicles
An air conditioner for vehicle has a refrigeration cycle with a variable displacement type compressor. A fuel cut control is carried out in response to a vehicle...
Interactive-type user interface device having root scenario
An interactive-type user interface device for a navigation system or the like in a car enables switching of application programs (APs) in the course of a single...
Vehicle indicator unit having wowing and graduation lighting function
A graduation board has an arc-shaped graduation portion and translucent graduations disposed along the graduation portion. A light emitting pointer is disposed...
Failure detection method and apparatus for sensor network
A sensor network has a plurality of resistors connected to row lines and column lines in a matrix. A monitoring resistor is connected between ends of two...
Vehicle motor-generator apparatus utilizing synchronous machine having
A vehicle motor-generator apparatus based on a field winding type of synchronous machine coupled to a power inverter and a battery, wherein the synchronous...
Electric load control system and vehicle air-conditioning system having the
In a vehicle air-conditioning system, a supply of electric power to a first electric heater and a supply of electric power to a second electric heater are duty...
Soft-feeling operation switch
An operation switch having an operation surface with a specified pattern printed thereon and covered with a soft-feeling layer of paint, which can obtain the...
Printed wiring board and method for manufacturing printed wiring board
Conductive paste containing tin particles and silver particles is packed in a substantially cylindrical via hole formed in a thermoplastic resin film that...
Purification catalyst for internal combustion engine exhaust gas
A purification catalyst for exhaust gas is provided that uses a hexagonal cell monolithic carrier which is able to demonstrate purification performance that is...
Method for manufacturing semiconductor device
A method for manufacturing a semiconductor device having a movable unit includes a step of forming an SOI substrate that includes a semiconductor substrate, an...
Electromagnetic fuel injection device for internal combustion engine
An injection device satisfies the following conditions: 5 mm.ltoreq.La.ltoreq.10 mm, 0 mm.ltoreq.Lb.ltoreq.1.0 mm, Lb.ltoreq.Lc, and 0.5.ltoreq.Ld/La...
Control system for internal combustion engine
An O.sub.2 amount in the intake air is determined based on a fresh air and an EGR gas. A consumed O.sub.2 amount is determined with a command injection amount...
Method and apparatus for estimating tire air pressure
The invention provides an apparatus and a method of estimating tire air pressure with high accuracy from vehicle operation at low at high speeds regardless of...
Compressed air monitor system for monitoring leakage of compressed air in
compressed air circuit
A flow meter is installed in a supply line of compressed air connected with air-driven devices in a compressed air circuit and measures a flow rate of compressed...
Distance measurement apparatus
A scanning device periodically changes the direction of the transmission of an electromagnetic wave from an electromagnetic wave generating device. A first...
Map display device
A map display device, which imparts a perspective feeling to a route guidance line so that it can be easily viewed, when buildings and roads are...
Magnet switch for starter
A magnet switch has a coil of a reduced size and a sufficiently large contact and does not have a rod running through the plunger or the fixed iron core. A...
Band gap reference voltage circuit for outputting constant output voltage
A band gap reference voltage circuit of the present invention includes a first band gap reference voltage formation portion for outputting a first reference...
Discharge lamp apparatus having directly coupled lamp and electronic
In a discharge lamp apparatus, a casing of an electronic controller unit for a discharge lamp is comprised of a resin casing and a metal casing and accommodates...