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Class 374/135 - By fluid flow within or to sensor (e.g., convection, heat transfer, differential pressure)


Subclass of Class 374 - Thermal measuring and testing
Definition: Subject matter including determination of some parameter
No. of patents: 112
Last issue date: 10/28/2008


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NumberTitleIssue Date
7441948De-iced total air temperature sensor
A sensor for measuring a physical parameter of a fluid, in particular for measuring total air temperature, the sensor comprising: a fluid intake (1) fitted to a streamlined body (2); a duct provided in said streamlined body (2) to enable fluid f...
10/28/2008
7432679Non-intrusive method for extrapolating an internal stator temperature
A method for non-intrusive determination of an internal temperature of a given area of an electrical machine stator, comprises obtaining a temperature gradient between an internal wall of the stator and an external wall of the stator, obtaining temperature measureme...
10/07/2008
7416329Thermal icing conditions detector
A sensor for detecting icing conditions in an airstream includes a flow housing mounted on an aircraft and in which one or more probes are mounted. At least one of the probes subjected to impingement of the airstream and liquid moisture droplets in such airstream. T...
08/26/2008
7413340Method of insulating a wall cavity
A dynamic heat flow meter is provided which introduces a measured air flow into the system adjacent the test sample (e.g., insulation product), for which thermal properties are to be measured. The heat flow meter then measures thermal properties (e.g., thermal condu...
08/19/2008
7370526Total air temperature probe providing a secondary sensor measurement chamber
A total air temperature sensor probe samples the air stream surrounding an aircraft in flight, and includes a duct carrying a fluid flow a portion of which is diverted to a primary chamber mounting a total air temperature sensor. A secondary chamber has a secondary ...
05/13/2008
7357572Total air temperature probe having improved deicing heater error performance
A total air temperature probe for measuring total air temperature includes a head having an airflow inlet, a main airflow exit, and a flow separation bend positioned between the airflow inlet and the main airflow exit. A plurality of bleed holes are in the flow sepa...
04/15/2008
7325972Method for determining an interior temperature of a passenger area of a motor vehicle, arrangement for execution of the method, and a temperature sensor
A signal (Snormal) is provided to a heat element of a temperature sensor, which is recorded as a step response (Lruh, Lbew). From the difference of the step response compared with the reaction adaptively determined with the temperatu...
02/05/2008
7318673Temperature control system for food items
The invention relates to a control system of the chilling process of the temperature of food items at values near but above 0° C. that prevents surface freezing of a food item. The surface freezing can be foreseen due to a mathematical relationship that is a functi...
01/15/2008
7312690Temperature sensor
A temperature sensor includes a probe section for insertion into a hot zone. The probe section includes a thermistor, a first lengthy pin terminating at the thermistor, and a second lengthy pin also terminating at the thermistor. A housing section is on one end of t...
12/25/2007
7304848Apparatus for performance testing of heat dissipating modules
An apparatus (10) for performance testing of heat dissipating modules (19) includes an enclosure (11) configured for receiving the heat dissipating module therein, a vertically movable platform (13) for supporting the enclosure thereon, a...
12/04/2007
7284904Electronic clinical thermometer
An electronic clinical thermometer has a probe including a temperature sensor and a heat flux sensor which are controlled to make measurements at specified time intervals. The measured values are used in solving the equation of heat conduction to estimate the temper...
10/23/2007
7275864Wireless, solar-powered, pavement temperature sensor
An improved roadway temperature monitoring system is designed to be powered by solar energy for measuring and transmitting sensed roadway surface temperatures over a wireless link to remote workstations comprises a module housing fabricated from a light-transmissive...
10/02/2007
7252431Water temperature monitoring apparatus
An apparatus generally including a housing, a power source, a temperature sensor, a display and a circuit. The housing may have a bore adaptable to receive a flow of water. The power source may be operational for generating electricity and coupled to the housing. Th...
08/07/2007
7249885Heat flux measuring device for pressure pipes, method for producing a measuring device, method for monitoring an operating state of a heat exchanger, heat exchanger and method for measuring a heat flux
A measuring device for a heat exchanger includes a heat exchanger pressure pipe having a pipe wall with a circumference, and an indentation extending over and deforming a portion of the circumference. At least one thermocouple is disposed eccentrically in the portio...
07/31/2007
7226206Dynamic heat flow meter for measuring thermal properties of insulation or the like, and corresponding method
A dynamic heat flow meter is provided which introduces a measured air flow into the system adjacent the test sample (e.g., insulation product), for which thermal properties are to be measured. The heat flow meter then measures thermal properties (e.g., thermal condu...
06/05/2007
7174782Total air temperature probe providing a secondary sensor measurement chamber
A total air temperature sensor probe samples the air stream surrounding an aircraft in flight, and includes a duct carrying a fluid flow a portion of which is diverted to a primary chamber mounting a total air temperature sensor. A secondary chamber has a secondary ...
02/13/2007
7168851Apparatus and method for measuring heat dissipation
An apparatus for measuring heat dissipation of a target heating element includes a reference heating element for emitting heat; a control unit; and a pair of temperature measuring devices for measuring representative temperatures of the target and the reference heat...
01/30/2007
7150560Device and method for determining total temperature for aircraft
The invention relates to a device for determining total temperature for aircraft. This device is particularly useful in a probe, called a multifunction probe, for measuring several aerodynamic parameters such as, for example, the total pressure (Pt), the static pres...
12/19/2006
7147037Leak detector for mixed heat exchangers
A leak detector for mixed heat exchangers. In mixed heat exchangers it is important to monitor leaks from the liquid flows to the gas flows since liquid can damage delicate machinery. A barrier is mounted on the gas side of the heat exchanger. The barrier contains a...
12/12/2006
7131766Temperature sensor apparatus and method
A temperature sensor includes a membrane supported by a substrate and a circuit having elements for a substrate electrical resistance indicative of the temperature of a substrate and a membrane electrical resistance indicative of the temperature of a membrane. The s...
11/07/2006
7114847Total temperature probe and method of determining total temperature
The invention relates to a total temperature probe for an aircraft and to a method of determining temperature by means of such a probe. The total temperature measurement probe comprises a base, an external face of which is intended to be mounted so as to be substant...
10/03/2006
7107851Processing data, for improved, accuracy, from device for measuring speed of sound in a gas
A method, used in connection with a pulse-echo type sensor for determining the speed of sound in a gas, for improving the accuracy of speed of sound measurements. The sensor operates on the principle that speed of sound can be derived from the difference between the...
09/19/2006
7108419Thermal tympanic thermometer tip
The present disclosure provides a tympanic thermometer including a heat sensing probe defining a longitudinal axis and an outer surface extending from a distal end of the tympanic thermometer. The heat sensing probe includes a sensor housing extending to a distal en...
09/19/2006
7104806Connector carrier and method for connecting the connector carrier to an injection molded part
A connection carrier, e.g., a connection carrier for the bobbins of solenoids, includes a positioning section for positioning the connection carrier in a recess of an injection-molded part surrounding the connection carrier and includes a locking section projecting ...
09/12/2006
7059767Electronic clinical thermometer
An electronic clinical thermometer has a probe including a temperature sensor and a heat flux sensor which are controlled to make measurements at specified time intervals. The measured values are used in solving the equation of heat conduction to estimate the temper...
06/13/2006
7056013Sensor arrangement having an air inflow pattern for preventing direct debris impact
A temperature sensor arrangement (100, 300) includes a sensor cavity (150), a temperature sensing element (330) being positioned along a center line (140, 340) of the sensor cavity (150) and generating a signal indicating temperatu...
06/06/2006
7026763Apparatus for magnetic and electrostatic confinement of plasma
An apparatus and method for containing plasma and forming a Field Reversed Configuration (FRC) magnetic topology are described in which plasma ions are contained magnetically in stable, non-adiabatic orbits in the FRC. Further, the electrons are contained electrosta...
04/11/2006
7015646Magnetic and electrostatic confinement of plasma with tuning of electrostatic field
A system and method for containing plasma and forming a Field Reversed Configuration (FRC) magnetic topology are described in which plasma ions are contained magnetically in stable, non-adiabatic orbits in the FRC. Further, the electrons are contained electrostatica...
03/21/2006
7011446Thermocouple junction box with isolated studs
A thermocouple junction box for reducing EMF generated by a stud-and-cup configuration comprises a cup adapted to be electrically connected to a thermocouple sensing junction and a stud disposed, at least in part, within the cup, the stud being electrically isolated...
03/14/2006
7001069Temperature sensor with enhanced ambient air temperature detection
The inventive temperature sensor 10 may include a housing having an upper portion 18 and a lower portion 22. Upper portion 18 may include a cap 24 and a base 26. Cap 24 and base 26 may define a fluid passage
02/21/2006
6979119Sensor system and method for sensing in an elevated-temperature environment, with protection against external heating
Sensing in an elevated-temperature environment is provided using a sensor system having a sensor housing with an exterior wall with a window-support region having an outwardly facing external face, and a window through the window-support region of the exterior wall ...
12/27/2005
6974250Temperature sensor with controlled thermal offset for determining static temperature
The present invention relates to providing a temperature sensor that is mountable on an aircraft and includes a thermometer or temperature sensing element for sensing temperature of airflow. A heater is provided on the probe to bias the temperature sensed by the the...
12/13/2005
6942384Housing for probe used to measure temperature through a container wall
In order to decrease thermal interference related to heating or cooling fluid (14) contained in the exterior double envelope of the container, the invention consists of positioning the measurement point away toward the interior of the container by forming a l...
09/13/2005
6840672Total air temperature probe providing improved anti-icing performance and reduced deicing heater error
A total air temperature (TAT) probe for measuring TAT includes an inlet scoop which receives airflow from free stream airflow moving toward the inlet scoop from a first direction. A first portion of the airflow entering the inlet scoop exits the probe through a main...
01/11/2005
6712507Temperature sensor device for use in a clean room
A temperature sensor device for use in a clean room has a housing, a covering tube extending from the housing, a lead wire protecting tube extending from the housing within the covering tube, and a generally cylindrical temperature sensor also disposed within the co...
03/30/2004
6709155Device for determining the temperature in the interior of a vehicle
A device for determining the temperature in the interior of a vehicle includes a temperature sensor for arrangement behind a wall adjacent the interior, and a processing unit receiving the measuring signal from the temperature sensor and outputting an output signal ...
03/23/2004
6641301Radiation detector with passive air purge and reduced noise
A method and apparatus for maintaining a viewing window of a detector substantially clean includes enclosing the detector within a housing, and moving a target surface relative to the viewing window to create an airflow adjacent the viewing window. The ho...
11/04/2003
6622556Total temperature probe with complimentary sensor cavity
A total temperature probe with a complimentary sensor cavity for measuring multiple properties of a fluid flowing rapidly through the probe. The probe includes a sensor housing for diverting a portion of the rapidly flowing fluid into a primary flow path....
09/23/2003
6609825Total air temperature probe providing improved anti-icing performance and reduced deicing heater error
A total air temperature probe positionable on a surface of an aircraft for measuring total air temperature includes an inlet scoop which receives airflow from free stream airflow moving toward the inlet scoop from a first direction. A first portion of the...
08/26/2003
6583391Modulation method and apparatus for thermally analyzing a material
A method and apparatus for thermally analyzing a sample of a material by detecting a heat flow between the sample (7) and a heat source (1) and evaluating a functional relation between the measured heat flow (HF) and an associated temperature is based on ...
06/24/2003
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