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| Number | Title | Issue Date |
| 8155917 | Flow diagnosis apparatus for fuel vapor purge system A pressure sensor senses a pressure of a fuel vapor system at a fuel vapor passage. An electronic control unit executes a post-depressurization period flow diagnosis to determine whether the fuel vapor passage is clogged based on a behavior of the pressure in the fu... | 04/10/2012 |
| 8060335 | Method and system for liquid and vapor leak detection The present invention relates generally to the commercial distribution and sales of volatile motor fuels and more specifically to systems and methods for ensuring leak free storage of both liquid and vapor phase states of fuels stored at dispensing facilities. In ad... | 11/15/2011 |
| 7970570 | Methods and systems for analysis of combustion dynamics in the time domain Methods and systems for analyzing combustion dynamics of a combustor system in the time domain are provided. The combustor system includes an inlet pipe coupled in flow communication with a combustion chamber. The method includes determining a characteristic equatio... | 06/28/2011 |
| 7657393 | System for determining inflating pressures of tires mounted on a motor vehicle wheels The invention concerns a system for determining inflating pressures of tires mounted on a motor vehicle wheels, which includes acquiring vertical accelerations of a front wheel and of a rear wheel of the vehicle and estimating coefficients of stiffness of the tires ... | 02/02/2010 |
| 7634378 | Detection of insufficient sample during aspiration with a pipette Analyzing the pressure profile generated during a limited period of time immediately prior to the end of a liquid aspiration process and comparing the standard deviation of the residuals to a critical value to determine if the liquid was of a desired sufficient volu... | 12/15/2009 |
| 7434456 | Method for pneumatic tire simulation A method for pneumatic tire simulation comprises the steps of modeling a tire body having a cavity extending in a circumferential direction of the tire using finite elements to build a tire body model, modeling the cavity surrounded by the tire body using finite vol... | 10/14/2008 |
| 7421890 | Tire HIL simulator A tire HIL simulator is provided which is capable of, in a testing apparatus where a vehicle model is incorporated into a tire testing apparatus, reproducing the behavior of a tire which corresponds to the three-dimensional behavior of a vehicle, even if a three-dim... | 09/09/2008 |
| 7398176 | Battery testers with secondary functionality An electronic vehicle tester includes a battery tester configured to measure a parameter of a battery of a vehicle. A tire tester is configured to receive a parameter of a tire of the vehicle. A wireless receiver can be configured to receive pressure information fro... | 07/08/2008 |
| 7373287 | Finite element analysis tire footprint smoothing algorithm using multiple load cases A method and apparatus for predicting the shape of a contact region of a finite element model deformed against a contact surface. The contact surface may be a rigid body or another finite element model. The shape of a contact region is dictated by the node/element d... | 05/13/2008 |
| 7363805 | System for virtual prediction of road loads A system is provided for full-vehicle analytical road-loads prediction, which reduces the time and cost of modeling tires and tire-road interface, using road load simulations rather than actual measurements. The system includes a method to perform tire tests in a vi... | 04/29/2008 |
| 7347193 | Method and device for determining the mass flow rate passing through the air-bleed valve of an internal combustion engine tank A device for determining the mass flow via a tank venting valve for an internal combustion engine including an intake manifold and a throttle valve, the intake manifold being connected to the tank venting valve and an exhaust gas recirculation system, one measuring ... | 03/25/2008 |
| 7334484 | Line pressure measurement using differential pressure sensor A pressure sensor assembly for sensing a pressure of a process fluid includes a sensor body having a cavity formed therein to couple to a process fluid pressure. A deflectable diaphragm in the cavity deflects in response to the first and second process fluid pressur... | 02/26/2008 |
| 7330767 | Configuration and viewing display for an integrated model predictive control and optimizer function block An interface or display routine is provided for use in viewing and configuring a function block that performs integrated optimization and control within a process control system. The interface routine may enable a user to view or configure variables, values or other... | 02/12/2008 |
| 7327815 | Method for synchronizing several digital input signals The invention relates to a method for synchronizing a plurality of digital input signals which are formed by sampling with the aid of a dedicated operating clock in each case. In order to be able to carry out such a method reliably with a relatively low outla... | 02/05/2008 |
| 7321846 | Two-wire process control loop diagnostics A diagnostic device for coupling to a process control loop includes digital communication circuitry configured to receive a digital communication signal from the process control loop. The digital communication signal is a digitally modulated analog signal on the pro... | 01/22/2008 |
| 7321840 | Apparatus for monitoring tire pressure A tire monitor and a tire pressure gauge for reading the data from the tire monitor are disclosed. The tire monitor includes an in-tire controller that stores a target inflation pressure representing the pressure to which the tire should be inflated when the tire is... | 01/22/2008 |
| 7313966 | Method and apparatus for storing vacuum gauge calibration parameters and measurement data on a vacuum gauge structure A method and apparatus for measuring gas pressure by combining an ionization gauge with at least one other vacuum sensor. Nonvolatile memory coupled to the vacuum gauge contains calibration parameters unique to each individual sensor based on factory calibration. Th... | 01/01/2008 |
| 7305288 | Method and apparatus for detecting decrease in tire air-pressure, and program for judging decompression of tire A method for detecting decrease in tire air-pressure on the basis of wheel rotational information obtained from tires attached to a four-wheeled vehicle. The method includes the steps of: obtaining wheel rotational information obtainable from the respective tires, s... | 12/04/2007 |
| 7295934 | Flow meter performance monitoring system Apparatus and associated systems, methods and computer program products relate to monitoring the performance of an operating gas meter by automatic and substantially continuous differential pressure (dP) measurement. Measured dP may be compared against a baseline dP... | 11/13/2007 |
| 7290450 | Process diagnostics A diagnostic device for use in a industrial process includes monitoring electronics or diagnostic circuitry configured to diagnose or identify a condition or other occurrence in the industrial process. The system can be implemented in a process device such as a flow... | 11/06/2007 |
| 7289930 | Method for monitoring tyre pressure monitoring systems in a motor vehicle Disclosed is a method of monitoring tire pressure monitoring systems in a motor vehicle. The motor vehicle has a tire pressure monitoring system with indirect measurement which detects tire inflation pressure loss on the basis of wheel speed data, and a tire pressur... | 10/30/2007 |
| 7280951 | Method of making finite element model of tire having fine groove A method of making a finite element model of a tire is disclosed. The tire is provided in a tread portion with a fine groove having a dead end including at least the bottom. The tread portion is divided into elements so that the elements include first elements on on... | 10/09/2007 |
| 7275417 | Fueling system vapor recovery and containment performance monitor and method of operation thereof A method and apparatus for monitoring and determining fuel vapor recovery performance is disclosed. The dispensing of liquid fuel into a tank by a conventional gas pump nozzle naturally displaces a mixture of air and fuel ullage vapor in the tank. These displaced va... | 10/02/2007 |
| 7263458 | Tire pressure estimation A method of estimating the occurrence of a specific tire pressure deviation between actual and nominal pressure values for one or a plurality of wheels (i) is provided. One or more wheel radius analysis measurement values (ΔR) are subsequently obtained from a wheel... | 08/28/2007 |
| 7260497 | Tire air pressure monitoring system A tire air pressure monitoring system is provided with at least one trailer-use receiving unit, which is mounted at a rear end of a tractor head to receive radio wave sent by multiple tire air pressure sending units. The tire air pressure sending units are respectiv... | 08/21/2007 |
| 7257495 | Flow meter filter system and method A flow meter filter system (200) according to an embodiment of the invention includes a noise pass filter (203) configured to receive a first version of a flow meter signal and filter out the flow meter data from the flow meter signal to leave a noise ... | 08/14/2007 |
| 7254518 | Pressure transmitter with diagnostics In one embodiment, a pressure transmitter is provided which diagnoses the condition of a primary element and/or an impulse line which connects to a pressure sensor. A difference circuit coupled to the pressure sensor has a difference output which represents the sens... | 08/07/2007 |
| 7222056 | Method for minimizing the error of a measurable quantity In the framework of the method for minimizing the error of a measured variable, particularly a signal to be measured using filtering at variable bandwidth, the bandwidth is regulated on the basis of a physical criterion inherent to the method in such a ways that sig... | 05/22/2007 |
| 7213453 | Judging method of vehicle loading condition A method of judging a vehicle loading condition includes detecting rotational speeds of wheels mounted on a vehicle, calculating a judging value of tire pressures based on the difference of the sum of rotational speeds of two pairs of wheels located at the opposing ... | 05/08/2007 |
| 7209856 | Method for detecting decompression of tires and device thereof, and program for judging decompression of tires A detection method of reducing the air pressure of tires based on the rotational speed of wheels mounted on a vehicle. The method includes steps of: detecting the rotational speed of each of the wheels; storing the rotational speed of wheels; determining a judgment ... | 04/24/2007 |
| 7209855 | Method and device for filtering information emitted by a pressure sensor mounted on a wheel of a vehicle The invention relates to a method for filtering information emitted, on the basis of pressure measurements taken by a pressure sensor mounted on a wheel of a vehicle equipped with a tire, to a central unit mounted on the vehicle. According to this method, a value re... | 04/24/2007 |
| 7205886 | Tire pressure monitoring system A vehicle C is provided with four wheel speed sensors VS (VSfl, VSfr, VSrl, VSrr) (wheel vibration detection means) for detecting wheel speed V (Vfl, Vfr, Vrl, Vrr) at respective four wheels W (left and right front wheels Wfl, Wfr and left and right rear wheels Wrl,... | 04/17/2007 |
| 7181654 | System and method for detecting an abnormal situation associated with a reactor A system for detecting abnormal situations associated with a reactor in a process plant receives statistical data associated with pressure within a reactor vessel. For example, a pressure sensor device disposed at least partially within the reactor vessel may genera... | 02/20/2007 |
| 7158905 | Field replaceable sensor module and methods of use thereof A field replaceable sensor module having a housing, that is capable of being ready connected and disconnected to a multipurpose device The housing includes one or more input ports and one or more electtical interface connectors. One or more sensors are operatively c... | 01/02/2007 |
| 7156873 | Methods for detecting an abnormal condition of a blood pump system The present invention provides methods for detecting an abnormal condition of a blood pump system based on the power consumption of the pump actuator. By plotting differentiated power consumption of the pump actuator over time against the power consumption, a plot p... | 01/02/2007 |
| 7136775 | Method and device for detecting decompression of tires, and program for judging decompression of tires A detection method of reduced air pressure of tires based on the rotational speed of wheels mounted on a vehicle. The method includes steps of: determining the rotational speed of each wheel, memorizing the rotational speed of each wheel, determining the loading sen... | 11/14/2006 |
| 7134354 | Display for process transmitter A transmitter for use in a process control system for monitoring an industrial process includes a housing having a top and a bottom and a height extending therebetween. A parallelogram display is mounted to the housing. Sides of the parallelogram display are arrange... | 11/14/2006 |
| 7133785 | Valve control system and method Embodiments of the present invention provide a system and method of valve control that eliminates, or at least substantially reduces, the shortcomings of prior art valve control systems and methods. More particularly, embodiments of the present invention provide sys... | 11/07/2006 |
| 7126321 | Apparatus and method for measuring transmission delay time of a signal propagation path between printed circuit boards Transmission delay time measurement is performed on a signal propagation path between respective points of two printed circuit boards connected by a coaxial cable. Measurement is made of a frequency-domain response of the cable and a first time-domain response of th... | 10/24/2006 |
| 7100435 | Tire pressure gauge A portable tire pressure gauge measures a value of tire pressure. The gauge may display the measured value digitally and may output the measured value aurally. The tire pressure gauge may also aurally output a verbal message warning the operator if the measured valu... | 09/05/2006 |
