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A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 8117040 | System and method for identifying, reporting, and evaluating presence of substance A system and method for identifying, reporting, and evaluating a presence of a solid, liquid, gas, or other substance of interest, particularly a dangerous, hazardous, or otherwise threatening chemical, biological, or radioactive substance. The system comprises one ... | 02/14/2012 |
| 7520159 | Gas chromatograph The invention relates to a gas chromatograph for the analysis of gas samples. It has a feed arrangement for feeding the sample, an open tubular capillary column for separating the components of the sample, temperature control means for controlling the temperature of... | 04/21/2009 |
| 7433806 | Band model method for modeling atmospheric propagation at arbitrarily fine spectral resolution A radiative transport band model algorithm has been developed for prediction and analysis of high spectral resolution radiometric measurements. Atomic and molecular line center absorption is determined from finite spectral bin equivalent widths. A new mathematically... | 10/07/2008 |
| 7367216 | Phased micro analyzer V, VI A micro fluid analyzer having a concentrator and two or more separators. The analyzer may have one, two or more pumps. The analyzer may have a hyper pre-concentrator having a number of channels. There are numerous detectors positioned along the flow path of the anal... | 05/06/2008 |
| 7361206 | Apparatus and method for water vapor removal in an ion mobility spectrometer The present invention is directed to an apparatus and a method for continuously removing water vapor from a closed loop, re-circulated gas flow in an ion mobility spectrometer using a water permeable membrane, having a first side and a second side opposite the first... | 04/22/2008 |
| 7361208 | Chromatography oven with heat exchange and method of use Methods and systems for cooling gas chromatography ovens that comprise a housing having a fluid entry and a sleeve positioned within the housing to provide a fluid gap between the inner surface of the housing and the outer surface of the sleeve, where the sleeve is ... | 04/22/2008 |
| 7329865 | Mass spectrometry system and method with window assembly A housing, mass spectrometry system, and system for aligning a capillary in an ion source includes a housing having a movable panel and a window. A capillary is associated with the housing and the window. When the panel is in an open position the window provides a l... | 02/12/2008 |
| 7305866 | Mass spectrometry A method of gas chromatograph mass spectrometry with a negative chemical ionization (NCI) process includes analyzing a standard substance for the NCI by deriving with a derivatization reagent a fatty acid with a multiple number of carbon atoms, measuring the standar... | 12/11/2007 |
| 7294177 | Gas chromatograph mass spectrometer An interface placed between a gas chromatograph part and a mass spectrometer part of a gas chromatograph mass spectrometer for allowing one or two columns to pass air-tightly from the gas chromatograph part to the mass spectrometer part. The interface includes: a he... | 11/13/2007 |
| 7288760 | Conformational real-time atmospheric and environmental characterization sampling apparatus and method The present invention relates generally to a method and apparatus for real-time environmental gas sampling. A manifold is disclosed allowing for real-time gas sampling and monitoring/analysis of atomospheric over a wide range of oxygen contents, e.g., oxygen-rich as... | 10/30/2007 |
| 7269994 | Chromatograph/mass spectrometer The present invention provides a chromatograph/mass spectrometer capable of producing a composite chromatogram from plural chromatogram signals without causing the baseline level to rise or the intensity of the chromatogram peak to decrease. The chromatograph/mass s... | 09/18/2007 |
| 7267796 | Preparative liquid chromatograph using plural detectors The preparative liquid chromatograph uses a plurality of detectors including a mass spectrometer, and a chromatogram generator is provided for generating a plurality of chromatograms each corresponding to each of the plurality of detectors. The plurality of chromato... | 09/11/2007 |
| 7260978 | Gas chromatography/mass spectrometry system A gas chromatography/mass spectrometry system includes two sample introduction parts, a gas chromatography part having two columns, a column oven for housing the two columns in a parallel configuration, an interface part through which an outlet end of each of the tw... | 08/28/2007 |
| 7240572 | Vacuum assisted affinity chromatography device and method Sample preparation device and method particularly useful for large volume capture and small volume elution. The device comprising a manifold, a sample holder or reservoir, and a filter unit containing chromatography media such that a filtration path is established b... | 07/10/2007 |
| 7213443 | Process and apparatus for providing gas for isotopic ratio analysis The invention relates to a process and to an apparatus for providing gas for isotopic ratio analysis. According to the invention, a gas is generated from an eluate of a liquid chromatograph (LC). Subsequently, the gas is separated from the eluate. Finally, the gas i... | 05/08/2007 |
| 7211791 | Method and apparatus for chromatography-high field asymmetric waveform ion mobility spectrometry Method and apparatus for chromatographic high field asymmetric waveform ion mobility spectrometry, including a gas chromatographic analyzer section intimately coupled with an ionization section, an ion filter section, and an ion detection section, in which the sampl... | 05/01/2007 |
| 7191037 | Method for controlling production process A method for controlling production process by performing near-infrared absorptiometric analysis by simple procedures in an accurate manner, in which control of production process step can be realized at a high accuracy by simple operation based on the thereby obtai... | 03/13/2007 |
| 7148475 | Device for automated coupling between a micro-chromatograph and a mass spectrometer comprising a temperature adjustment An instrument including a chromatographic column with a final detector and a mass spectrometer. A temperature of an interface including an output tube and a capillary tube adjusting the flow to the spectrometer is adjusted using a leakage flow or pressure sensor out... | 12/12/2006 |
| 7143575 | System for controlling noxious emissions in exhaust gases of an internal-combustion engine of a motor vehicle by means of an IR spectrophotometer on board the motor vehicle Noxious emissions present in the exhaust gases of an internal-combustion engine of a motor vehicle are controlled by making use of an IR spectrophotometer provided on board the motor vehicle, for the purpose of obtaining an analysis of all the main components of the... | 12/05/2006 |
| 7140231 | Evolved gas analyzing method and apparatus An evolved gas analysis system contains a first measurement step of heating a first sample containing measurement target material and non-measurement target material at a predetermined temperature programming rate and detecting the amount of gas evolved from the fir... | 11/28/2006 |
| 7107818 | Method and device for comprehensive two-dimensional gas chromatography A method for detecting substances or mixtures of substances within a sample in an apparatus for comprehensive two-dimensional gas-chromatographic analysis according to the present invention, comprising the steps of: subjecting the ... | 09/19/2006 |
| 7104112 | Phased micro analyzer IV A fluid analyzer having a concentrator and separator for concentrating and separating fluid samples at pressures up to about 10,000 psi (˜700 bar). The concentrator and separator may consist of a solid-state thin-film heater-adsorber and a channel supported by a so... | 09/12/2006 |
| 7087436 | Membrane countercurrent exchanger and membrane inlet mass spectrometer for the analysis of gas partial pressure in liquid samples A method and apparatus for the analysis of blood or other liquids by mass spectrometry to determine the partial pressures of gases and other volatile substances dissolved in the blood or other liquid in a manner independent of the solubility of the gases in the bloo... | 08/08/2006 |
| 7000452 | Phased micro fluid analyzer A micro fluid analyzer having a concentrator and separator. A strip continuous through a channel in the concentrator may provide a hot zone that may move with the flow of fluid through the channel of the concentrator to provide a concentration of heat in the flow. A... | 02/21/2006 |
| 6907768 | Device for coupling a microchromatograph with a mass spectrometer and analysis device A coupling device connecting the output of a microchromatograph (μCG) to the input of a mass spectrometer (MS), said coupling device comprising a capillary tube with one end connected in sealed fashion to the source under vacuum of the mass spectrometer through the... | 06/21/2005 |
| 6904784 | Liquid chromatographic method and system To economically perform preparatory chromatography, a plurality of pumps each having a corresponding one of a plurality of pistons and a corresponding one of a plurality of cylinders are driven by one motor to draw and pump solvent simultaneously into corresponding ... | 06/14/2005 |
| 6840085 | Photoionization detector with multiple ionization cells A photoionization detector comprising multiple ionization cells for detecting the presence of chemical compounds in multiple fluid samples. The photoionization detector uses a single source of ultraviolet (UV) radiation to emit high energy photons into at least two ... | 01/11/2005 |
| 6819798 | Spectral drift and correction technique for hyperspectral imaging systems A method for determining magnitude and direction of spectral channel drift for several consecutive spectral regions over a wide spectral range. According to the method of the present invention, in-field testing of a spectral filter sequentially irradiated by two bla... | 11/16/2004 |
| 6767732 | Method and apparatus for the detection of volatile products in a sample A method and apparatus is provided for detection of volatile products from a sample using a transducer which changes voltage as a function of contact of the volatile products with the transducer to produce a gas signature of the volatile products and a spectrophotom... | 07/27/2004 |
| 6607700 | Gas diffusion sampling and measurement system for occupational dosimetry and air quality monitoring as exemplified by a carbon monoxide occupational dosimeter CO exposure is a serious public health problem in the U.S., causing both morbidity and mortality (lifetime mortality risk approximately 10-4). Sparse data from population-based CO exposure assessments indicate that approximately 10% of the U.S.... | 08/19/2003 |
| 6418781 | System for analyzing trace amounts of impurities in gases An analyzing apparatus for assaying various kinds of trace impurity contents in various kinds of high-purity gases, having an atmospheric pressure ionization mass spectrometer useful for determination of trace impurity contents in such high-purity gases o... | 07/16/2002 |
| 6358215 | Infrared gas content analyzing apparatus In a respiratory air flow measuring monitor, a subassembly for analyzing certain respiratory gases through infrared spectroscopy includes an infrared emitter and an infrared detector, the amount of energy detected by the detector corresponding to the conc... | 03/19/2002 |
| 6351983 | Portable gas chromatograph mass spectrometer for on-site chemical analyses A portable, lightweight (approximately 25 kg) gas chromatograph mass spectrometer, including the entire vacuum system, can perform qualitative and quantitative analyses of all sample types in the field. The GC/MS has a conveniently configured layout of co... | 03/05/2002 |
| 6329652 | Method for comparison of similar samples in liquid chromatography/mass spectrometry A method is disclosed to reduce the time needed to analyze data generated from very similar samples, emphasizing the differences obtained, from the combined technique of liquid chromatography/mass spectrometry, a technique used to analyze the composition ... | 12/11/2001 |
| 6324892 | Multi-gas analysis system for analyzing high-purity gases There are provided an apparatus for analyzing gases and a gas analyzing method which can securely detect presence and absence of leakage in a short time and which can carry out analyses successively, safely and accurately in a stable state. The apparatus ... | 12/04/2001 |
| 6294389 | Furnace for an engine exhaust measurement system An apparatus and method by which tracer compounds and combustion products in the exhaust of an internal combustion engine are more completely combusted, so that oil consumption of the engine can be more precisely and concurrently measured on a real-time b... | 09/25/2001 |
| 6258040 | Airway adapter for non-dispersive infrared gas analyzer A transparent sheet 11 for transmitting an infrared ray therethrough is formed by laminating a PET sheet 5 on which a anti-fogging layer 4 can be formed easily and a PP sheet 12 with good infrared ray transmission property, thereby to make the thickness o... | 07/10/2001 |
| 6237396 | Integrated analysis process and device for hydrocarbon characterization by distillation simulation Integrated analysis process and device for characterization of hydrocarbons in a petroleum product, in distillation fractions, by simulated distillation. The hydrocarbons of a petroleum sample are characterized without fractional distillation by coupling ... | 05/29/2001 |
| 6175111 | Method for diagnosis of components inside turbine generator A method for diagnosis of components inside a turbine generator includes collecting and measuring organic substances present in a gas inside the turbine generator to obtain data (first data). Before the collecting, organic substances generated from each c... | 01/16/2001 |
| 6125689 | Non-destructive semiconductor wafer test system The invention provides methods and systems for identifying compounds released from a semi-conductor wafer. Compounds are released from the wafer by subjecting the wafer to a rapid temperature excursion in a very low pressure chamber. The released compound... | 10/03/2000 |
