Matches 1 - 50 out of 205 1 2 3 4 5 >


Match Document Document Title
8184271 Differentiation of flow cytometry pulses and applications  
A method of analyzing pulses from a flow cytometer in which particles in a fluid pass through an excitation volume of an electromagnetic radiation and interact with the electromagnetic radiation to...
8181514 Flow rate measuring apparatus including a recess for changing air flow direction  
An inflow port and an outflow port of a bypass passage have openings on a front surface near a projecting end and on a bottom surface, respectively, of a bypass passage forming member. A recess...
8170724 Systems and associated methods for controllably cooling computer components  
Computer systems and associated methods for cooling computer components are disclosed herein. One embodiment of a computer system includes a computer cabinet having an air inlet spaced apart from...
8104340 Flow sensing device including a tapered flow channel  
A fluid flow sensing device can include a tapered fluid flow channel formed into a main channel defining a fluid flow tube as an alternate fluid flow path. A tapered fluid flow channel can bypass...
RE42529 Thermal flow rate measuring device  
A thermal type flow rate measuring device can certainly prevent adhesion of water droplet onto a sensor element and thus achieve high reliability. The thermal type flow rate measuring device...
7971479 Fluid flow rate measurement apparatus  
A fluid flow rate measurement apparatus prevents accumulation of pollutional substances in a sub-passage to enable high-accuracy fluid flow rate measurement. A heater pattern is formed on the...
7971480 Mass flow controller having a first pair of thermal sensing elements opposing a second pair of thermal sensing elements  
One embodiment of the present invention involves a thermal sensor and a method of using the same. One thermal sensor is adapted to output a signal which is unaffected by external longitudinal and...
7963161 Heating resistor type air flow rate measuring device utilizing an auxiliary passage  
An object of the present invention is to provide a structure which prevents a particulate contaminant and a liquid contaminant on which centrifugal separation hardly works, from arriving at a...
7942052 Flow rate measuring apparatus including a recess for changing air flow direction  
An inflow port and an outflow port of a bypass passage have openings on a front surface near a projecting end and on a bottom surface, respectively, of a bypass passage forming member. A recess...
7938577 Fluid temperature control device  
A fluid temperature control device, which includes: a main body block having a passage channel formed in a surface thereof; a thermal conducting plate that is provided on the surface of the main...
7926343 Flow rate measuring device  
In a flow rate measuring device including a bypass channel having at least one bending portion and at least one channel portions, a detecting element is disposed in the bypass channel to detect the...
7905139 Mass flow controller with improved dynamic  
A system and method of compensating for pressure variations in a flow controller entails the use of the compressibility of the gas being controlled to provide a more accurate measurement of the flow.
7891240 Thermal type flow measuring device  
A first sub passage portion and a second sub passage portion are configured so as to form layers on both sides of a separation wall, respectively. A linear passage portion of a third sub passage...
7707880 Monitoring method and system for determining rack airflow rate and rack power consumption  
Monitoring method and system are provided for dynamically determining rack airflow rate and rack power consumption employing a heat exchanger disposed at an air outlet side of the electronics rack....
7661303 Flow measuring device having heating resistor in inclined position with respect to the flow direction  
An airflow measuring device includes a sensing portion provided in a bypass passage, which perpendicularly deflects part of air from a main passage to therethrough bypass the part of air. The...
7661877 Thermal flow detecting apparatus and method for detecting flow using the same  
A thermal flow detecting apparatus detects fluid flow in a main flow passage. A bypass passage portion is provided through which some fluid bypasses the main flow passage. A detecting element is...
7651263 Method and apparatus for measuring the temperature of a gas in a mass flow controller  
A method and apparatus for measuring the temperature of a gas in a mass flow controller is described. One embodiment derives gas-temperature information from a mass flow sensor of the mass flow...
7614295 Flow sensor  
The flow meter is equipped with first and second flow paths, provided in parallel and through which flows fluid having flowed through and being diverted from a main flow path, the flow diversion...
7574908 Flow rate measuring device  
A secondary flow channel of a flow rate measuring device includes: a guide flow channel in which an upstream side communicates with a guide port serving as a first bifurcation point, and a...
7552015 Apparatus and method for displaying mass flow controller pressure  
A mass flow controller includes a pressure sensor that senses pressure within the mass flow controller and displays the pressure. The pressure display may be local, mounted directly to the mass...
7530267 Flow rate measuring apparatus  
A measuring passage includes: an inflow aperture opening onto a vicinity of an end portion of a surface of a main body portion that is perpendicular to a direction of flow of a main flow of a...
7523659 Flow measurement apparatus  
In a thermal type flow rate measurement apparatus comprising a sub-passage having a detour passage and a hole just before a flow rate measuring part, for preventing its output value from falling...
7437925 Intake system having a flow detecting device including a pressure receiving surface at the outflow passage of the bypass  
A flow detecting device is provided to a fluid passage through which a main flow of fluid passes. A sensor body has a bypass passage through which a bypass flow passes from the main flow. The...
7434460 Sealing structure and a flowmeter using the same  
A substrate includes a first surface portion, which covers a heat receiving portion of a radiation member together with a resinous member. The substrate further includes a second surface portion,...
7401509 Device for determining air mass in a line and including a separation outlet having a wind shield structure  
In a device for determining at least one parameter of a medium flowing in a main direction of flow in a line, which device has a part that can be inserted into the line with a predeterminable...
7383725 Flow detecting device having heating element  
A flow detecting device is provided to a fluid passage through which a main flow of fluid passes. The flow detecting device includes a sensor body, a heating element, a lead portion, and a guard...
7377161 Air flow measuring device provided with a vent in air passage  
The present invention provides an air flow measuring device comprising a housing with a sub-passage having a inlet and a outlet for air flow formed in the housing, the sub-passage further having a...
7377185 Device and method of detecting flow rate/liquid kind, and device and method of detecting liquid kind  
A flow rate/liquid type detecting method for detecting the flow rate of a fluid and, at the same time, detecting any one of or both the type of the fluid and the concentration of the fluid,...
7363182 System and method for mass flow detection device calibration  
Systems and methods for correcting measurements of fluid flow using device-specific information to compensate for differences between individual devices of the same design. In one embodiment, a...
7360414 Device for determining at least one parameter of a medium flowing in a conduit and having a separation opening in the bypass passage  
Devices for determining at least one parameter of a medium flowing in a conduit, in particular for determining the air-mass flow in the intake tract of an internal combustion engine, including a...
7313954 Apparatus for measuring flow characteristics  
A flow detection device for detecting a flow characteristic of a fluid within a pipe is disclosed. The flow detection device includes a first channel portion that defines a first channel with an...
7305877 Device for determining at least one parameter of a medium flowing in a line having diversion surface  
A device for determining at least one parameter of a medium flowing in a line, in particular for determining the air mass flow rate in the intake manifold of an internal combustion engine, which...
7302843 Mass air flow housing for mass air flow sensor  
A housing structure for improving air flow to the intake manifold of an internal combustion engine is claimed. The present invention is a replacement part for a factory-installed mass air flow...
7296465 Vertical mount mass flow sensor  
A thermal mass flow meter for measuring flow rate of a fluid includes a conduit that is configured to receive the fluid and that defines a primary flow path between an inlet and an outlet of the...
7269999 Thermal airflow meter  
A thermal airflow meter excellent in flow-rate measurement accuracy is provided. The airflow meter has a flow-rate measuring element comprising a heat resistor and a temperature-compensating...
7260986 Airflow meter with device for the separation of foreign particles  
A device is provided for determining at least one parameter of a medium flowing in a line in a main flow direction, e.g., a parameter of the intake air mass of an internal combustion engine. The...
7258002 Fluid flow detecting apparatus  
A fluid flow detecting apparatus is disclosed for detecting a characteristic of fluid flowing in a fluid passage. The fluid flow detecting apparatus includes a sensor body that defines a bypass...
7234349 Air flow rate measuring device having bypass passage  
A measurement body is provided with a sub-outlet arranged between a U-turn portion of a bypass passage and a main outlet. The sub-outlet includes a first sub-outlet positioned on a path of air,...
7228733 Fluid detection device  
One or a plurality of branch paths (3) having opening end portions (2) formed in the vicinity of an inner wall surface of a main path (1) through which a fluid flows so as to point the upstream or...
7216535 Air flow measuring device and engine having the air flow measuring device  
The present invention provides an air flow measuring device comprising a housing with a sub-passage having a inlet and a outlet for air flow formed in the housing, the sub-passage further having a...
7216534 Substrate processing apparatus and thermal type flowmeter suitable to the same  
In a thermal type flowmeter 60, a heating/heat-sensitive coil 64 which is shaped as a coil is fit close into an approximately central portion of a duct pipe 63. A flow rate computing circuit 65...
7210194 Airflow sensor system for monitoring air inlet airflow and air outlet airflow of a vacuum cleaner  
An airflow sensor system for monitoring air inlet airflow and air outlet airflow of a vacuum cleaner is provided according to an embodiment of the invention. The airflow sensor system includes a...
7201047 Air flow measuring device  
The present invention provides an air flow measuring device comprising a housing with a sub-passage having a inlet and a outlet for air flow formed in the housing, the sub-passage further having a...
7201046 Flowmeter with resistor heater  
An air temperature detector 12 is disposed close to an auxiliary passage sidewall 15, which has an auxiliary passage wall hole 9 formed near the air temperature detector 12. A heat-sensitive...
7185539 Flow sensor  
In a flow sensor (1) including an anticorrosion metallic diaphragm; an insulating film formed on one surface of the metallic diaphragm; and a flow rate measuring sensor formed on the insulating...
7178409 Laminar flow meter or controller  
Volumetric flow meters, volumetric flow controllers, mass flow meters, and mass flow controllers using a transverse laminar flow assembly are described. The flow assembly may be constructed from a...
7159457 Mass flow sensor and method for operating the mass flow sensor  
A mass flow sensor (1) has a sensor element whose measuring signal is representative of a mass flow in a main duct (4), specifically without taking into account the direction of flow of the mass...
7121139 Thermal mass flow rate sensor having fixed bypass ratio  
A flow rate sensor includes a main conduit, a sensor tube and a bypass tube connecting an upstream portion of the main conduit to a downstream portion of the main conduit such that flow through the...
7107834 Thermal mass flow rate sensor including bypass passageways and a sensor passageway having similar entrance effects  
A sensing apparatus for use in a mass flow rate sensor for measuring a fluid flow rate includes a main conduit for containing a fluid flow, and a sensor passageway for tapping a portion of the...
7062963 Flow velocity measuring device  
A flow velocity measuring device is able to conduct a fluid to a sensor element after removal of dust and dirt contained in the fluid to accurately measure the flow velocity of the fluid even when...
Matches 1 - 50 out of 205 1 2 3 4 5 >