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Intake manifold for internal combustion engine
An intake manifold is provided to an internal combustion engine including a first and second cylinder heads each having an intake port. The first and second...
Actuator for valve lift controller
An actuator for a valve lift controller comprises a case forming a first and second spaces therein. The first space is supplied with lubricating fluid. The...
Torque sensor for detecting a shaft torque
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...
An ultrasonic sensor includes an ultrasonic microphone having a circular vibration surface, a substantially cylindrical cushion unit where the ultrasonic...
Method for manufacturing a motor
A method of manufacturing a motor that includes a permanent magnet unit disposed at a circumference for providing a plurality of magnetic poles, and a rotor...
Automatic front light optical axis direction adjusting system for vehicles
The directions of optical axes of headlights of a vehicle are adjusted based on a steering angle by switching filters of different response speed...
Apparatus for detecting rollover of vehicle and apparatus for activating
occupant protective device
An apparatus for detecting a rollover of a vehicle is provided. The apparatus comprises a detector, memory unit, calculator, and rollover determination unit. The...
Remote monitoring system and method
A smart key carried with a user is provided with switches for monitoring a vehicle in remote places, such as a departure-time monitor switch, a return-time...
Structure for connecting optical fiber
An optical fiber is optically coupled to a light-receiving/emitting element contained in an interface box. The coupling structure is composed of a cylindrical...
Cooler for cooling electric part
A cooler cools a plurality of electric parts from both sides thereof. The cooler includes a plurality of cooling units including a pair of cooling tubes for...
Vehicular radar system
A radar system of a vehicle has a zero-cross comparator, an integrator, and a sensor. The comparator compares a light reception signal output from each one of...
High frequency module and array of the same
A high frequency module for converting a high frequency wave in a free space to a high frequency wave in a planar waveguide includes two metal plates, a...
Failure monitor for motor drive control system
A failure monitor designed to monitor a failure in operation of a motor drive control system. The system works to drive a motor-driven member through an output...
Tire condition detecting system and method
A tire condition detecting system has transmitters and a receiver. The transmitter is installed in a plurality of wheels and the receiver is installed in a...
Overcurrent limiting controller
A semiconductor device controller includes a current supply control unit for controlling a conduction state of a semiconductor device connected to a load in...
Apparatus for estimating air-fuel ratios and apparatus for controlling
air-fuel ratios of individual cylinders...
An individual-cylinder air-fuel ratio estimation model is designed so as to consider the mixing of gases exhausted from adjacent combustion cylinders, and a...
Ignition device for internal combustion engine
An ignition device for an internal combustion engine has a spark plug, an ignition coil, a housing and a mounting portion. The spark plug is for discharging a...
Engine rotation condition detecting system and engine control method
An internal combustion engine has a variable valve timing apparatus including a driving motor between a crankshaft and a camshaft. The driving motor rotates...
Liquid-cooling device for internal combustion engine
A head cooling path diverges from a backflow path at a position between a radiator and a thermostat and is connected with a cylinder head of an engine by...
Physical quantity sensor having spring
A physical quantity sensor detects physical quantity. The sensor includes a plurality of springs, which have different spring constants, respectively. The sensor...
Misfire detector for internal combustion engines
Air fuel ratios of exhaust gases of respective cylinders are estimated based on a detection value of an air fuel ratio sensor mounted in an exhaust-collector....
Knock detecting apparatus for internal combustion engine
A waveform knock signal detected by a knock sensor is filtered through a band-pass filter. The detected wave form signal is compared with an ideal reference...
Exhaust gas purification system of internal combustion engine
A diesel oxidation catalyst is disposed upstream of a diesel particulate filter (a DPF) disposed in an exhaust passage of a diesel engine. An electronic control...
Semiconductor module mounting structure, a cardlike semiconductor module,
and heat receiving members bonded to...
A semiconductor module has metallic radiator plates provided at central regions of principal surfaces of a sealing resin so as to expose from these principal...
Vehicular radar system
An integrator of a vehicular radar system has multiple switches and multiple capacitors, which are connected with the switches, for each one of photoreceptive...
Liquid crystal display apparatus
A liquid crystal display apparatus includes a liquid crystal display panel, a backlight source behind the liquid crystal display panel, and an optical filter...
A display panel includes a first halftone dot layer and a second halftone dot layer. The first and the second layers are formed with halftone dots printed at...
Tire condition detecting device, tire condition monitoring system, and
method of attaching tire condition...
A tire condition detecting device 1 and an attaching method thereof, and a tire condition monitoring system, capable of preventing the attenuation caused by...
Portable transmitter contained in a hard-to-open case
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....
Sequentially joined-segment coil for rotary electrical machine
A polyphase sequentially joined-segment coil of a rotary electric machine and a production method thereof are provided. The coil is made up of a plurality of...
Compact pressure sensor with high corrosion resistance and high accuracy
A pressure sensor includes a sensor chip and a circuit chip. The sensor chip, which is configured to generate an electrical signal representative of a pressure...
Method for manufacturing semiconductor device having trench in silicon
carbide semiconductor substrate
A method for manufacturing a silicon carbide semiconductor device includes the steps of: forming a trench mask on an upper surface of a semiconductor substrate;...
Driving condition control method and system
In a driving condition control system, a sensing unit is configured to sense a first physical quantity indicative of a rotation of the first rotatable axle...
Optical information reading apparatus and optical information reading
A control circuit performs capturing of pixel signals along each scanning line when a high-speed capturing mode is selected, switches the capturing mode to a...
Valve timing adjusting apparatus
A valve timing adjusting apparatus for an engine comprises a housing unit and a vane rotor rotatably housed in the housing unit. The housing unit comprises a...
Ultrasonic sensor assembly
Engaging portions of an ultrasonic sensor apparatus are engaged with engaging portions of a holding member at a first angular position of the ultrasonic sensor...
Manufacturing method for a printed circuit board
A conductor pattern is formed on a resin film which is made of a thermoplastic resin. Each single-sided conductor pattern film has via-holes filled with an...
Equipment for bonding printed circuit boards
Equipment for bonding a flexible printed circuit board made of thermoplastic resin on a printed circuit board includes a heater and a jig. The heater head...
Speech recognition system, program and navigation system
Voice of a user is inputted to a speech recognition section until a start of a no-voice domain from depression of a talk-switch. LPC cepstrum coefficients are...
Apparatus for processing signals from sensors incorporated in in-vehicle
power train and system using the apparatus
An apparatus is provided for processing a signal outputted by a sensor installed in a power train control system mounted in a vehicle, the signal indicating an...
Apparatus for automatically adjusting direction of light axis of vehicle
An apparatus for automatically adjusting a direction of a headlight of a vehicle includes a steered angle sensor detecting a steered angle of a steering wheel of...
Passenger detection device
A passenger detection device for a vehicle is provided with multiple load sensors, each of which detects a load on a seat of the vehicle within a predetermined...
Operation equipment for vehicle
Operation equipment for a vehicle includes a display having a touch switch with a touch sensor for detecting an operation of a passenger or a driver of the...
Communications system and program
A communications system in a first vehicle sends departing information indicating that the first vehicle is about to depart from a parking space along with the...
Light control device for vehicle
In a light control device for a vehicle, a control portion determines whether an illuminance detected by an illuminance sensor reaches a first reference...
Ignition coil having center core
An ignition coil includes a primary coil, a secondary coil, a spool, and a center core. The primary coil and the secondary coil are arranged substantially...
A semiconductor device includes insulated and separated transistor elements successively connected to one another between ground potential and a predetermined...
A sensor device includes a circuit chip and a sensor chip. The circuit chip has a bonding portion. The sensor chip is stacked on the bonding portion of the...
Semiconductor device having heat radiation plate and bonding member
A semiconductor device includes a heat generation element; a bonding member; first and second heat radiation plates disposed on first and second sides of the...
Temperature sensor and sensor using a resistance element
A temperature sensor utilizes the temperature characteristics of a resistance element to detect the temperature by sensing a change in the temperature as a...