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...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 8113046 | Sensor assembly with hydrophobic filter The present disclosure relates generally to sensors, and more particularly, to methods and devices for reducing moisture, dust, particulate matter, and/or other contaminates entering a sensor. In one illustrative embodiment, a sensor assembly includes a housing with... | 02/14/2012 |
| 7966870 | Air flow measuring device An air flow measuring device includes a body with a main air passage and a sensor attached to the body for detecting a flow rate of air passing through the main air passage. A positioning part that positions the body and the sensor is configured to be exposed to the... | 06/28/2011 |
| 7805990 | Arrangement of an air mass meter at a flow channel For arranging an air mass meter at a flow channel, the flow channel has a housing section with a flange surrounding a receiving opening for the air mass meter. The air mass meter has a socket with a contact surface that is facing the flange. Fasteners are provided t... | 10/05/2010 |
| 7765865 | Flow sensor unit including an insulating member interposed between the sensor chip and the attachment plate A flow sensor may be formed of a sensor chip in which a flow rate detecting section is formed on an electric insulating film applied to cover at least a part of a concave portion formed on an upper surface of a substrate and may also include a flow path forming memb... | 08/03/2010 |
| 7757553 | Flow detector with a housing A flow detector has a housing (1) with tongues (8), which allow to anchor it to a support to withstand pulling forces. The housing further comprises pegs (41) provided to mate with openings or recesses in the same support, which allow to secure ... | 07/20/2010 |
| 7752908 | Equipment for measuring gas flow rate having an adjacent external surface protrusion In a flow sensor, detecting elements are provided at a sub-passage. A sub-passage wall contains a hole to drain accumulated liquid. A protrusion arranged close to the hole on an external surface generates dynamic pressure on the opening in response to external flow.... | 07/13/2010 |
| 7748267 | Mass flow meter with solder/braze-flow secured spacer A thermal anemometer or mass flow meter typically having temperature and flow velocity sensor elements is provided in which a thin film temperature sensor is used in the heated sensor of the fluid velocity sensor element of the system. At least one thin-film RTD sen... | 07/06/2010 |
| 7748268 | Thermal flow meter A thermal mass flow controller or mass flow meter having a novel sensor housing that reduces heat conduction from the housing mounting plate or base to the sensor itself. The housing also greatly minimizes the thermal gradient that can result from the uneven applica... | 07/06/2010 |
| 7712361 | Flow rate measuring apparatus having a resin plate for supporting a flow rate detecting element and a circuit board A flow rate measuring apparatus can reduce flow rate detection errors resulting from a temperature difference between an inside and an outside of piping. A base has a base main body which is formed at its base end with a connector protruding to the outside of the pi... | 05/11/2010 |
| 7698938 | Flowmeter having a bent inlet passage for constant flow-velocity distribution To provide a flowmeter producing stable measurement results and coincidentally achieving miniaturization, a bent portion is provided in a flow path located between an inlet port of fluids to the flowmeter and a second flow path at which a sensor detecting a flow rat... | 04/20/2010 |
| 7552633 | Thermal type gas flowmeter A thermal type gas flowmeter comprising a sensor element which, in turn, comprises at least one first heating resistor, two or more resistors in fluid and a second heating resistor which is disposed between the first heating resistor and a housing supporting the sen... | 06/30/2009 |
| 7469582 | Heating resistor type flow measuring device housing structure having projection and recess for preventing mis-installation A heating resistor type flow measuring device comprising a housing having a support part provided between a frame body and a connector and connected to the mounting part of a fluid passage, a flow rate detection element held on the frame body side of the housing, an... | 12/30/2008 |
| 7467546 | Equipment for measuring gas flow rate In a flow sensor, detecting elements are provided at a sub-passage. A sub-passage wall contains a hole to drain accumulated liquid. A protrusion arranged close to the hole on an external surface generates dynamic pressure on the opening in response to external flow.... | 12/23/2008 |
| 7437928 | Flow sensor of the thermal type A flow sensor of the thermal type having a U-shaped sensor tube with two legs and a connecting limb with two adjoining electrical resistance elements, and with a housing. The sensor tube has an inlet side and an outlet side. The housing has a first and a second hous... | 10/21/2008 |
| 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 bypass passage has a bent portion, which is located midway through the byp... | 10/21/2008 |
| 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, which is on the outer periphery of the first surface portion. The subs... | 10/14/2008 |
| 7383726 | Package structure of sensor and flow sensor having the same The package structure may includes: a sensor chip having a detecting device formed on a front surface of a substrate; through electrodes that are arranged at predetermined positions of the substrate around the detecting device, electrically insulated at circumferenc... | 06/10/2008 |
| 7373815 | Thermal type flow measuring instrument with mold casing in metal insert A thermal type air flow measuring instrument has a molded part formed by integral molding with a metal plate. A slot or opening allowing only a resin to pass through the same is formed in the metal plate in an area subjected to higher stresses. A part of the connect... | 05/20/2008 |
| 7370526 | Total 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 |
| 7363810 | Corrosion resistant metal made thermal type mass flow rate sensor and a fluid supply device using the same A corrosion resistant thermal type mass flow rate sensor, and a fluid supply device employing the sensor are provided thus allowing enhanced corrosion resistance of the thermal type mass flow rate sensor, improve responsiveness, to be achieved particle-free, and to ... | 04/29/2008 |
| 7359789 | Control system for an internal combustion engine and a vehicle having the same The invention provides a control system for an internal combustion engine of a vehicle. The control system includes a sensor controller and an engine controller. The sensor controller includes a first interface configured to be connected to a sensor coupled to the e... | 04/15/2008 |
| 7353703 | Method for detecting the fuel quantity during the refueling of a motor vehicle In an example method for detecting the fuel quantity during the refueling of a motor vehicle, the volume of the fuel conducted to the motor vehicle during the refueling operation and the temperature of the fuel are measured. The measured volume is corrected to prede... | 04/08/2008 |
| 7331224 | Tilt-insensitive flow sensor A flow sensor is provided having a substrate with a sensing element and flow channel over the sensing element. The sensing element senses at least one property of a fluid. The flow channel is configured such that tilting the flow sensor does not have a significant e... | 02/19/2008 |
| 7301610 | Gas velocity sensor This invention relates to a gas velocity sensor such as an air velocity sensor for use on an aircraft such that the velocity of the aircraft can be determined. There is provided a gas velocity sensor comprising an electromagnetic radiation source operable to illumin... | 11/27/2007 |
| 7293457 | Measuring apparatus for measuring flow rate of a fluid A metal plate is supported by a base, and is disposed inside a main passage so as to be generally parallel to a direction of flow of a fluid being measured through the main passage, and a circuit board and a flow rate detecting element are disposed so as to be posit... | 11/13/2007 |
| 7293272 | Device driver processing for automated system restores In one embodiment, a computer accessible medium comprises a plurality of instructions which, when executed, parse at least a section of an input file to identify: (i) one or more driver information files, if at least one driver information file is listed in the sect... | 11/06/2007 |
| 7286943 | In-vehicle electronic device, thermal flowmeter and electronic circuit board Radio-frequency currents vary phases of the radio-frequency voltages appearing at both positive and negative input terminals of an operational amplifier depending on inductance and resistance of conductors forming an electronic device. If the phases of radio-frequen... | 10/23/2007 |
| 7281423 | Characteristics adjusting apparatus of physical quantity sensing device and a thermal type air flow measuring instrument, and associated adjusting method The output characteristics of the sensing device or the control quantity of the sensing element can be adjusted by extracting an adjusting terminal in addition to a power source terminal, a ground terminal, an output terminal and the like outside a housing containin... | 10/16/2007 |
| 7283425 | Apparatus for measuring flow noise of water over a hydrophone A water flow noise measuring apparatus comprising: a frame; a beam comprising a distal and a proximal end, where the proximal end is pivotably coupled to the frame; a hydrophone capable of detecting water flow noise and generating water flow noise data, where the hy... | 10/16/2007 |
| 7280927 | Method and system for providing a linear signal from a mass airflow and/or liquid flow transducer A method and system for providing a linear signal from a flow transducer. A non-linear raw signal can be obtained from a mass flow transducer. An approximated error comprising a discrete sinusoidal function incremented by a variable and selectable omega value can th... | 10/09/2007 |
| 7277802 | Method and system for providing a linear signal from a mass flow transducer A method and system for providing a linear signal from mass flow transducer approximates the error from the original raw signal using discrete sine functions and subtracts the approximated error from the original raw signal. The method and system can be implemented ... | 10/02/2007 |
| 7263994 | Respiratory humidification system A flow probe for use in a humidification system is positioned in a humidified gases flow such as that which is provided to a patient in a hospital environment. The flow probe is designed to provide both temperature and flow rate sensing of the gases flow by incorpor... | 09/04/2007 |
| 7258003 | Flow sensor with self-aligned flow channel A flow sensor is provided having a substrate with a sensing element and flow channel aligned over the sensing element. The sensing element senses at least one property of a fluid. The flow channel is aligned by one or more guide elements formed in an alignment layer... | 08/21/2007 |
| 7255001 | Thermal fluid flow sensor and method of forming same technical field A thermal fluid flow sensor and method of forming same. The flow sensor has an integrated circuit substrate, such as a silicon substrate, and a region of low thermal conductivity material carried on the top surface of the integrated circuit substrate. One or more pa... | 08/14/2007 |
| 7255837 | Electronic device and thermal type flow meter on vehicle An airtight configuration for keeping down the permeation of corrosive gas from silicone adhesive, and for preventing corrosive gas from entering the case. An electronic device mounted on vehicle. The electronic device has at least one of a portion connecting... | 08/14/2007 |
| 7249825 | Fluid ejection device with data storage structure A fluid ejection device having storage and methods of forming and using such fluid ejection devices are described. In one embodiment, a substrate comprises multiple heater resistors supported thereby, and configured for ejecting fluid onto a medium. One storage stru... | 07/31/2007 |
| RE39724 | Respiratory humidification system A flow probe for use in a humidification system is disclosed. The flow probe is adapted to be positioned in a humidified gases flow (for example oxygen or anesthetic gases) such as that which is provided to a patient in a hospital environment. The flow probe is desi... | 07/17/2007 |
| 7244986 | Two-bit cell semiconductor memory device A 2-bit cell is made up of first and second diffusion regions provided on a substrate surface, first and second storage nodes adjacent to the first and second diffusion region, first and second gate electrodes provided on first and second storage nodes, a third stor... | 07/17/2007 |
| 7243538 | Gas flow sensor system and method of self-calibration A gas flow sensor system, and method for gas flow rate measurement and self-calibration to overcome problems caused by degradation. Gas flow rate is accurately measured by determining the power dissipated at a constant differential temperature of a gas flow sensor, ... | 07/17/2007 |
| 7243035 | 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 method includes providing device-specific calibration data; sensing a fl... | 07/10/2007 |
