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Patent # Description
US-7,182,707 Belt-drive system driven by internal combustion engine mounted on automotive vehicle
Plural auxiliary devices such as a water pump and a generator coupled to a serpentine belt-drive system are driven by an internal combustion engine mounted on an...
US-7,182,052 Valve timing controller
A shoe housing receives a driving force from a crankshaft and a vane rotor rotates with a camshaft in combination. The vane rotor is received in the shoe housing...
US-7,182,048 Internal combustion engine cooling system
In a cooling system of an internal combustion engine, coolant flowing through a radiator and bypassing the radiator are mixed in a flow control valve controlled...
US-7,181,966 Physical quantity sensor and method for manufacturing the same
A capacitance type humidity sensor includes: a detection substrate including a detection portion on a first side of the detection substrate; and a circuit board...
US-7,181,922 Automotive air conditioner
A cooled air temperature detector detects the temperature of air that has just passed through a refrigerant evaporator. The detector detects air temperatures for...
US-7,181,919 System utilizing waste heat of internal combustion engine
A waste heat energy recovery system has a refrigerant cycle and a Rankine cycle. When the cycle operation is changed from the refrigerant cycle to the Rankine...
US-7,181,840 Method of manufacturing a gas sensor
An improved manufacturing method for a gas sensor is provided which is capable of establishing a required hermetic seal in a body of the gas sensor. The method...
US-7,181,645 Method and apparatus for storing main data with two checkup data
An electronic control unit has a microcomputer and a backup RAM, which stores its data irrespective of ON/OFF of an engine ignition switch. The backup RAM stores...
US-7,181,341 Atmospheric pressure sensing apparatus
An ECU computes a guard value K and limits an amount of change in a measured atmospheric pressure value of an atmospheric pressure sensor per unit time through...
US-7,181,338 Knock determining apparatus for internal combustion engine
For each predetermined crank angular interval, an output of a knock sensor is separated into a plurality of frequency components through a plurality of band-pass...
US-7,181,337 Travel assist system
A travel assist system searches a nearest service station based on navigation information and predicts a quantity of aqueous urea solution consumed until the...
US-7,180,596 Gas concentration detector
A gas concentration detector prevents deviation in output due to a difference in oxygen reactivity between electrode materials to accurately detect a specific...
US-7,180,272 Malfunction detecting apparatus for on-vehicle charging system
An apparatus is provided for detecting a malfunction in an on-vehicle charging system provided with a generator driven by an engine and a battery connected with...
US-7,180,271 Vehicle generator regulating apparatus
The vehicle generator regulating apparatus includes a switching device operating to allow a field current to flow into a field coil of the vehicle generator from...
US-7,179,556 Fuel cell system
A fuel cell system includes a fuel cell constructed by plural stacked cells, a circulation path through which a thermal medium is circulated into each cell, a...
US-7,179,555 Fuel cell system
In a fuel cell system, a fuel cell includes plural stacked cells, a circulation passage for circulating a thermal medium to the fuel cell. The fuel cell has...
US-7,179,337 Method for producing a soft magnetic material
The invention provides a method for preparing a soft magnetic material which meets demands for low iron loss, high density, high strength and high productivity....
US-7,179,197 Clutch state determining device
If a user presses a clutch pedal to perform gear-shifting operation while a vehicle is traveling, a clutch disc, which has been engaged with a flywheel rotating...
US-7,178,837 Piping joint structure
A piping joint structure includes a first piping member, a second piping member having at least a window portion, and a joint member provided with a body unit...
US-7,178,494 Variable valve timing controller for internal combustion engine
An ECU calculates an engine speed for calculating a camshaft phase based on a time period T.theta. in which a crankshaft rotates a sampling angle .theta.. The...
US-7,178,411 Load sensing system for seat
Each front sensor senses a load, which is applied to a front part of a seat, and each rear sensor senses a load, which is applied to a rear part of the seat. A...
US-7,178,400 Physical quantity sensor having multiple through holes
A semiconductor physical quantity sensor includes: a substrate; a semiconductor layer supported on the substrate; a trench disposed in the semiconductor layer;...
US-7,178,388 Intake air flow detecting device for internal combustion engine
An intake air flow detecting device is provided to an intake air passage, through which intake air flows into an internal combustion engine. Intake air flow is...
US-7,178,382 Structure of gas sensor designed to reduce mechanical damage to sensor element
An improved structure of a gas sensor designed to withstand physical impact which may result in damage such as cracks to a sensor element built in the gas...
US-7,178,377 Inclination sensor
An inclination sensor is provided with a main body fixed to a vehicle, a pendulum supported by the main body so as to swing in response to an inclination of the...
US-7,178,360 Ejector
The invention relates to a variable capacity type ejector capable of more precisely adjusting a flow rate of refrigerant in a range in which a displacement means...
US-7,178,359 Ejector cycle having multiple evaporators
A first evaporator evaporates refrigerant, which is outputted from an ejector. A refrigerant outlet of the first evaporator is connected to a suction inlet of a...
US-7,178,358 Vapor-compression refrigerant cycle system with refrigeration cycle and Rankine cycle
A vapor-compression refrigerant cycle system with a refrigeration cycle and a Rankine cycle includes a compressor, a radiator, a gas-liquid separator, a...
US-7,178,330 Pressure detecting apparatus having solenoid valve and pressure sensor
A secondary air pressure detecting apparatus includes a solenoid valve and a pressure sensor. The solenoid valve defines a secondary air passage that introduces...
US-7,178,326 Exhaust gas purifying apparatus
An ECU controls an opening degree of an EGR gas switch valve based on a temperature of intake air and a load state of an engine in such a manner that a...
US-7,177,755 Apparatus for controlling engine rotation stop by estimating kinetic energy stop position
A control apparatus for an engine increases an intake air quantity just before engine stop to increase a compression pressure in a compression stroke. As the...
US-7,176,700 Moisture sensor device and self-diagnosing method therefor
A moisture sensor device includes a sensor portion having a capacitance that is varied in accordance with surrounding humidity, a signal processor for processing...
US-7,176,693 Short circuit detecting circuit and abnormality monitoring signal generating circuit
In order to drive an L load, FETs are disposed so as to be mirror-paired with FETs disposed at the power source side and the ground side respectively, and...
US-7,176,669 Switching regulator with frequency modulation to vary frequency based on a load condition, and control method...
In a frequency modulation type switching regulator for producing an output voltage to a load, an error amplifier produces an error voltage indicative of a...
US-7,176,652 Motor control apparatus
An object of the present invention is to provide a motor control apparatus having excellent harmonic current control performance, that can simplify circuit...
US-7,176,643 Motor control apparatus
Before an amount of play in a rotation transmitting system is learned, for selecting a gear range, an overshooting control process is performed to cause the...
US-7,176,608 Spark plug
A spark plug is disclosed as including a metal shell 10 formed with first and second bores 10c, 10d and a stepped section 10e between the first and second bores,...
US-7,176,541 Pressure sensor
A pressure sensor chip includes a diaphragm and pads. A flexible printed circuit board (FPC) includes a resin sheet having a through-hole and wiring patterns...
US-7,175,914 Base material having thereon polyaniline-containing film surface, and process for forming film surface on base...
In a heat exchanger having tubes and fins, a polyaniline film made of polyaniline and/or a derivative thereof is formed on the surfaces of the tubes and the...
US-7,174,733 Vehicular air-conditioner
A vehicular air-conditioner wherein when a detected temperature of an inverter temperature sensor (22g) exceeds a predetermined value, an inverter (6) driving an...
US-7,174,706 Exhaust emission control system for internal combustion engine
An exhaust emission control system for an internal combustion engine is located on a vehicle and provided with a particulate filter to accumulate particulate...
US-7,174,142 Receiver having a built-in antenna and method of impedance-matching for the same
A receiver includes an antenna, an impedance-matching circuit, a receive circuit, a control circuit, a digital-to-analog (D/A) converter, a mode switch, and an...
US-7,174,072 Optical device having optical waveguide and method for manufacturing the same
An optical device includes: a silicon substrate; a plurality of silicon oxide columns having a rectangular plan shape; and a cavity disposed between the columns....
US-7,173,827 Printed board and meter unit provided therewith
A printed board has a board, an electrically insulative membrane, formed on the board, and an electrically conductive membrane, formed on the electrically...
US-7,173,574 Integrated antenna and method of manufacturing the same
In an integrated antenna, an antenna characteristic of a first antenna element is obtained when the first antenna element and a second antenna element are...
US-7,173,546 Map display device
When a control circuit extracts data of an entity corresponding to a phone number, the control circuit retrieves phone numbers that accord, with respect to lower...
US-7,173,517 Vehicle security system
When transmitting an instruction for activating an immobilizer function to a subject vehicle, a base station also transmits a given ID code for releasing the...
US-7,173,413 Rotation detection apparatus utilizing array of magnetoresistive element bridges and method of designing the...
A rotation detection apparatus utilizes a bias magnet and an array of four or more sets of magnetoresistive elements, with each set producing an output potential...
US-7,173,392 Switching controller and method for controlling switching position
A second member and a first member are applied with bias force to mechanically engage with each other at one of detent positions defining relative positions...
US-7,173,350 Load drive control apparatus having minimized power consumption when functioning in waiting status
In a load drive control system containing a control apparatus and a drive apparatus which drives a load in accordance with a drive control signal supplied from...
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