Class / Patent application number | Description | Number of patent applications / Date published |
073310010 | Ambient air | 44 |
20080229805 | Apparatus and Method for Mobile Collection of Atmospheric Sample for Chemical Analysis - The present invention discloses a portable sampler for collecting an atmospheric sample. In one implementation, the portable sampler includes a portable housing with an interior portion; a sample inlet communicating between an area outside the housing and the interior portion of the housing; a sample cartridge in fluid communication with the sample inlet and adapted to store the atmospheric sample, the sample cartridge being removably secured within the housing; a pump disposed within the housing and in fluid communication with the sample inlet, the pump being arranged to draw the atmospheric sample from the area outside the housing into the sample cartridge through the sample inlet; and a carrier gas inlet communicating between the area outside the housing and the sample cartridge, the carrier gas inlet being configured to couple with a carrier gas source for sweeping the atmospheric sample from the sample cartridge into an analyzer while the sample cartridge is secured within the housing. | 09-25-2008 |
20090090167 | Methods and Systems for Analysis, Reporting and Display of Environmental Data - An environmental monitoring system and methods of a site are disclosed. The system includes one or more environmental measurement instruments, of which at least one instrument is capable to measure a concentration of particles in a certain size range. The system may also include an instrument that is capable of measuring a first concentration of particles in a first size range and a second concentration of particles in a second size range. The system may also include an instrument that is capable to measure a wind speed and a wind direction. The system may also include one device capable of recording an image of a location related to the site. The system includes a controller in communication with the one or more environmental measurement instruments, and a display device capable of displaying data generated by the one or more environmental measurement instruments. The system contains a network. Alerts can be provided based on conditions of the environment. | 04-09-2009 |
20090095054 | Methods and Systems for Analysis, Reporting and Display of Environmental Data - An environmental monitoring system and methods of a site are disclosed. The system includes one or more environmental measurement instruments, of which at least one instrument is capable to measure a concentration of particles in a certain size range. The system may also include an instrument that is capable of measuring a first concentration of particles in a first size range and a second concentration of particles in a second size range. The system may also include an instrument that is capable to measure a wind speed and a wind direction. The system may also include one device capable of recording an image of a location related to the site. The system includes a controller in communication with the one or more environmental measurement instruments, and a display device capable of displaying data generated by the one or more environmental measurement instruments. The system contains a network. Alerts can be provided based on conditions of the environment. | 04-16-2009 |
20090113990 | Methods and Systems for Analysis, Reporting and Display of Environmental Data - An environmental monitoring system and methods of a site are disclosed. The system includes one or more environmental measurement instruments, of which at least one instrument is capable to measure a concentration of particles in a certain size range. The system may also include an instrument that is capable of measuring a first concentration of particles in a first size range and a second concentration of particles in a second size range. The system may also include an instrument that is capable to measure a wind speed and a wind direction. The system may also include one device capable of recording an image of a location related to the site. The system includes a controller in communication with the one or more environmental measurement instruments, and a display device capable of displaying data generated by the one or more environmental measurement instruments. The system contains a network. Alerts can be provided based on conditions of the environment. | 05-07-2009 |
20100011838 | SENSOR - A sensor including a tubular casing having an open rear end; and a first elastic member having a through hole so as to introduce ambient air into the casing and disposed so as to block the rear end opening of the casing. The sensor further includes: a holding inner tube that closely contacts an inner peripheral surface of the through hole; a ventilation filter that has permeability and a waterproofing property, the ventilation filter including a filter blocking portion that blocks a rear end opening of the holding inner tube, and a filter tubular portion connected to the filter blocking portion and surrounding at least a portion of an outer peripheral surface of a rear end portion of the holding inner tube in the peripheral direction; and a holding outer tube that includes a ventilation hole, an outer tube blocking portion covering the filter blocking portion, and an outer tube tubular portion connected to the outer tube blocking portion and surrounding at least a portion of the filter tubular portion in the peripheral direction. | 01-21-2010 |
20100050742 | INTEGRATED AIRBORNE SUBSTANCE COLLECTION AND DETECTION SYSTEM - A collection and detection system is directed to a combined system in which a detect to warn system is integrated with a detect to treat system. Such a combined system provides multi-levels of detection to determine the presence and identity of one or more different types of specific particles. In some applications, the combined system is configured to detect and identify one or more different types of specific biological particles such as toxins and pathogens. The combined system includes a first level detection device, in which the presence of one or more toxins and/or pathogens are detected, and a second level detection device. Upon detection by the first level detection device, the second level detection device performs a second level of detection in which the one or more toxins and/or pathogens are identified. | 03-04-2010 |
20130125624 | SYSTEM AND METHOD FOR DETERMINING READINGS OF GASES AND/OR AN AEROSOL FOR A MACHINE - In order to improve a system for monitoring the working area atmosphere of an operating engine, measuring devices ( | 05-23-2013 |
20130239660 | Environment Sampling System - An environmental sampling system for use with a mobile support device, the environmental sampling system includes a body with a surrounding sidewall that is about a longitudinal axis to define a body interior, further included is a sensor disposed therethrough the surrounding sidewall, wherein the sensor is in fluid communication with the interior. Also, an inlet portion is adjacent to the surrounding sidewall, wherein the inlet portion is in fluid communication with the interior, and an outlet portion that is adjacent to an opposing end of the surrounding sidewall, wherein the outlet portion is in fluid communication with the interior, and a means for initiating gas movement therethrough the inlet portion, the body, and the outlet portion is provided to enhance the sensor gas contaminant detection performance. | 09-19-2013 |
20130255357 | Detector with Interchangeable Sample Probes - A gas detector can be releasibly coupled to one of a group of elongated probes each of the probes includes a detector connecting end and a gas in flow/outflow end. The connecting end includes a helical attaching feature which when coupled to the detector defies a plurality of spaced apart angular locking positions. A locking position is selected in response to a flow of air in an adjacent duct to which the detector is being attached. Where the detector carries an elongated display device, the locking position can be selected so that the display device exhibits a desired presentation. | 10-03-2013 |
20130298641 | SAMPLE COLLECTION UNIT, SYSTEM AND METHOD FOR MICROBIOLOGICAL AIR ANALYSIS - A sample collection unit for microbiological air analysis includes a housing and a sample treatment path. The housing has a sample inlet opening, an optical window, and an air outlet opening. The sample treatment path has a conjugation pad, and a test strip with a test area and an absorber section. The sample collection unit also has a device configured to receive a container for a solvent, and a device configured to release the solvent. The sample collection unit is preferably configured as a disposable component in the form of a cartridge. Integration of the container for the solvent in the sample collection unit permits simplification and automation of the corresponding sampling method. | 11-14-2013 |
20130298642 | REMOTE AIR MONITORING ARRAY SYSTEM - An air monitoring array system can comprise a plurality of air quality sensor devices arranged within a selected area, which can be configured to measure air pollutant levels in the selected area. Furthermore, each of the plurality of air quality sensor devices can comprise at least one sensor operatively coupled to a controller, and a wireless communication device also coupled to the controller. In various embodiments, the controller can be configured to receive a measured input from the at least one sensor. Also, the wireless communication device can be configured to communicate with a central server. | 11-14-2013 |
20140069171 | PORTABLE ENVIRONMENTAL AUDIT TOOL - A method and instrument is provided that includes a flexible stick that is adjustable for different heights. The method and instrument includes one or more sensor modules coupled to the flexible stick. The method and instrument includes one or more control systems that establish different thresholds for the one or more sensor modules at different heights. The one or more control systems monitors a plurality of environmental parameters in a predetermined sequence and indicates whether at least one environmental parameter is below, within, or above the thresholds of a plurality of set-points through a display indicator. | 03-13-2014 |
20140130574 | MONITORING SYSTEM AND METHOD FOR MONITORING AND SETTING AIR PARAMETERS IN A ROOM, FUME EXTRACTION DEVICE FOR USE IN A MONITORING SYSTEM - A monitoring system for monitoring and setting at least one air parameter in a room includes at least one sensor and at least one monitoring unit, which is provided separately from the sensor. The at least one monitoring unit is connected to the sensor by a wireless communications link of a communications network. The communications network has at least one mobile terminal device on which at least a part of the monitoring unit is provided. | 05-15-2014 |
20140174153 | TUNNEL MONITORING SENSOR - A tunnel monitoring sensor for monitoring environmental conditions in a tunnel comprises a first sensor module which outputs an obscuration signal, a second sensor module which outputs a first gas concentration signal, a common housing for the first and second sensor modules and an electronic logic unit which is preferably accommodated in the housing, which receives the obscuration signal and the gas concentration signal and which outputs a combined environmental condition signal on the basis of a link of the obscuration signal and of the gas concentration signal. | 06-26-2014 |
20140174154 | GAS SENSING APAPRATUS - A method of selectively sensing the concentration of a target gas in polluted ambient air comprises the steps of: —providing a target gas sensor ( | 06-26-2014 |
20140190239 | CORROSIVE ENVIRONMENT MONITORING APPARATUS AND METHOD - An object of the present invention is to provide a corrosive environment monitoring apparatus and a corrosive environment monitoring method for evaluating the corrosiveness of an ambient environment simply and accurately in a short time period. | 07-10-2014 |
20140208829 | PORTABLE ELECTRONIC DEVICE WITH INTEGRATED CHEMICAL SENSOR AND METHOD OF OPERATING THEREOF - A portable electronic device and related methods are described using an integrated chemical sensor linked to a chemical sensor processing unit and being sensitive to the concentration of a component in a sample of air and further including an operating system providing instructions for the control of the portable device, wherein the chemical processing unit uses under operating conditions a first set of instructions and a second set of instructions stored within the portable device, wherein the first set of instructions is part of the operating system level of instructions and the second set of instructions is part of a user of instructions with the second set of instructions being linked to the operating system via a plugin interface and wherein the second set of instructions is communicated to the portable device from a remote computing system based on access to measurements and/or operating conditions of the chemical sensor. | 07-31-2014 |
20140216135 | APPARATUS AND METHOD FOR MONITORING AND SAMPLING AIR QUALITY IN AN INTERIOR SPACE OF A WALL - An apparatus and method for monitoring and sampling air quality in an interior space of a wall are provided. The apparatus includes a housing configured to attach the apparatus to an electrical outlet in the wall, and a gasket configured to provide a seal between the housing and the electrical outlet. The apparatus further includes an air moving unit configured to draw air from the interior space of the wall into the apparatus, and a sensor configured to monitor and sample the air quality in the interior space of the wall. The gasket is configured to directly attach to an electrical plate cover of the electrical outlet or to the wall. | 08-07-2014 |
20150075256 | MULTIPLE GAS SENSOR - A gas detector for determining the contributions of two or more target gases in an atmosphere to be sampled, the gas detector comprising: a gas sensor for sampling the gas, the gas sensor having a sensitivity to a target gas which is dependent on the temperature of the gas sensor; a temperature regulating device configured to change the temperature of the gas sensor; calculating means in communication with the gas sensor; wherein the gas detector is configured to: sample the atmosphere with the gas sensor at a plurality of temperatures, wherein the temperature regulating device changes the temperature of the sensor; and determine using the calculating means the contributions of the two or more target gases based on the measurements at the plurality of gas sensor temperatures and the sensitivity of the gas sensor at the plurality of gas sensor different temperatures. | 03-19-2015 |
20150090000 | SYSTEMS AND METHODS FOR MEASURING GAS FLUX - Systems and methods for measuring gas flux are disclosed. One method for calculating gas flux includes: receiving a master clock signal from a global positioning system (GPS) module; transmitting a clock synchronization signal that is based on the master clock signal to a measurement subsystem configured to measure environmental data, wherein the measurement subsystem comprises at least two clocks; receiving the environmental data from the measurement subsystem, wherein the environmental data is associated with the at least two clocks; and calculating gas flux based on the environmental data received from the measurement subsystem. | 04-02-2015 |
20150301004 | METHOD AND SYSTEM FOR DETERMINING THE LOCATION OF A FECAL INSULT - A method for determining the location of a fecal insult, includes: detecting the concentration of at least one gas indicative of feces at a plurality of locations in a defined space; and determining whether said concentration of said gas exceeds a predetermined first threshold value. The method includes: detecting the concentration of hydrogen gas at each of said locations; detecting the concentration of at least one further gas component being indicative of feces in said space; and determining that a fecal insult has occurred in a location where said detected concentration of hydrogen gas exceeds said first threshold value, provided that the detected concentration of said further gas component also exceeds a predetermined second threshold value in said location. | 10-22-2015 |
20160018297 | GAS COLLECTION AND MEASUREMENT SYSTEM USING SENSOR TRIGGERING OF SAMPLING EVENTS - A system and method for a gas collection and measurement system, the system being automated, the system being triggered by events, the system taking measurements of various meteorological conditions at the time of the sampling events, and the system sending an alert or otherwise transmitting information in real-time so that measured data may be acted upon. | 01-21-2016 |
20160069833 | Portable Hand-Held Oxygen Monitor - A portable hand-held oxygen monitor for monitoring oxygen in a weld zone includes a user interface having an alphanumeric display and one or more user interface buttons. An audiovisual alarm includes an indicator light and an audio output device, the indicator light being separate and distinct from the alphanumeric display. The oxygen monitor implements an oxygen monitoring mode responsive to activation of one or more of the user interface buttons, wherein (1) a gas sample is obtained, (2) a digital gas sample oxygen level value is generated, and (3) the gas sample oxygen level value is compared to a stored oxygen level alarm value, and the audiovisual alarm is activated if the gas sample oxygen level value is less than the oxygen level alarm value. The activating includes illuminating the indicator light and generating sound from the audio output device to alert a monitor user that is safe to weld. | 03-10-2016 |
20160109418 | DEVICE AND METHOD FOR TESTING UNDERGROUND ARGON - Provided among other things is a method of conducting on-site quality control during production of underground argon, comprising: (1) concurrent with extraction of underground argon material, periodically sampling the argon material; (2) measuring an index amount of at least one of (a) an | 04-21-2016 |
073310020 | Impurity | 20 |
20080282772 | Method and System for Detecting Vapors - A method and system may include receiving a sample gas from an ambient environment on a first surface of a selective isolation device within an inlet assembly, dispersing the sample gas in substantially a first direction along the first surface, and circulating a carrier gas through a main assembly coupled to the inlet assembly, the main assembly defining a carrier gas environment. The method and system also may include selectively passing analytes from the sample gas through the selective isolation device to a second surface of the selective isolation device, the selective isolation device separating the ambient environment from the carrier gas environment, dispersing the carrier gas in substantially a second direction along the second surface, and obtaining the analytes in the carrier gas from the second surface. | 11-20-2008 |
20080307856 | Method of fabricating a carbon monoxide detector and a carbon monoxide detector fabricated using the same - Disclosed is a method of fabricating a carbon monoxide detector and a carbon monoxide detector fabricated using the same. Particularly disclosed is a method of fabricating a carbon monoxide detector, which can operate at room temperature and process high detecting selection, and the detector fabricated using the same. The method comprises: providing a substrate having an upper surface; forming two electrode sets on the upper surface of the substrate, and the two electrode sets combined to provide an interdigitated array electrode; forming a tin dioxide layer, which covers the portion of the two electrode sets and the portion of the upper surface; and forming an organic polymer layer on the surface of the tin dioxide layer. The carbon monoxide detector comprises: a substrate having an upper surface; two electrode sets, which are located on the upper surface of the substrate; a tin dioxide layer, which covers the portion of the two electrode sets and the portion of the upper surface; and an organic polymer layer, which is located on the surface of the tin dioxide layer. | 12-18-2008 |
20090007636 | Chemiresistor Sensor System Compensated for Temperature and Aging Effects - A chemiresistor sensor system compensated for temperature and aging effects is disclosed and includes a sensing element exposed to an atmosphere of an ambient environment to be monitored for the presence and/or concentration of a flammable vapor and a temperature compensation element which is isolated from the atmosphere of the ambient environment. The sensing element and the temperature compensation element are electrically connected in series and have similar performance in response to temperature changes and temperature cycling. The output of the chemiresistor sensor system, which is the voltage drop across the sensing element, remains unchanged despite the changes in resistance of the sensing element in response to temperature changes. Therefore, the chemiresistor sensor system can more accurately and consistently detect the presence of flammable vapor in environments subject to temperature changes and/or over long periods of time. | 01-08-2009 |
20090025453 | Apparatus and Method of Smoke Detection - An aspirated smoke detector includes an ambient air flow separation element in combination with a smoke sensing chamber. The flow separation element can be an active or a passive element. Separated ambient, carrying relative small particles can flow into the sensing chamber. Ambient carrying relatively larger particulate matter is excluded from the sensing chamber. | 01-29-2009 |
20090071230 | Method for reliable, individualized measurement and warning of air pollution, and associated device - The method consists in, first, circulating the air in which the content of a specific pollutant is to be measured through or over materials that reversibly absorb compounds in the air that interfere with the measurement of pollution. These absorbent materials are employed in the form of self-fixing patches or membranes that can be disposed of after use and are placed between the air to be measured and the measurement means. These patches or membranes can be used for all types of measurement means, such as electronic sensors or calorimetric indicators (in which case the membrane will advantageously be transparent). This actual pre-treatment of the air will thus allow reliable, reproducible measurement irrespective of the environmental conditions (humidity, presence of other pollutants, etc.). For humidity, for example, the membrane will consist of silica gel or cotton wool. A first application is an individualized warning device that can be carried on the reverse of a jacket or on the wrist, for alerting asthmatics to the presence of a peak in ozone pollution or sulphur and nitrogen oxide pollution. | 03-19-2009 |
20090113991 | APPARATUS AND METHOD FOR MEASURING THE CONCENTRATION OF ORGANIC GAS - In a measuring apparatus, an atmosphere to be inspected taken out from a space to be inspected in a processing system is analyzed for organic gas concentration. The apparatus is provided with a collector having an approach connected to the space to be inspected. The collector is connected to a gas exhaust system and an adsorption material for preparing a captured organic gas is held in the collector. A temperature control mechanism including a heater controls the adsorption/desorption of organic gas through temperature control of the adsorption material. A carrier gas is supplied from a carrier gas supplying system in order to transfer the desorbed gas taken from the captured organic gas and the concentration of organic gas in the carrier gas transferring the desorbed gas is determined in a concentration measuring unit. | 05-07-2009 |
20100037679 | CONTROL METHODS FOR SETTING A REFERENCE VOLTAGE IN AN AIR TREATMENT SYSTEM - A control system and associated methods for an air treatment system. In one aspect, the present invention provides a control system and method for controlling blower speed as a function of separately determined smoke and dust concentrations. In one embodiment, the control system and method provides a variable delayed between changes in motor speed to address undesirable rapid changes between speeds. In another aspect, the present invention provides a system and method for calibrating a sensor to provide more uniform operation over time. In yet another aspect, the present invention provide a system and method for calibrating motor speed to provide more consistent and uniform motor speed over time. The present invention also provides a system and method for tracking filter life by as a function of time, motor speed and/or a sensed variable, such as particulate concentration in the environment. | 02-18-2010 |
20110174054 | DEVICE FOR MEASURING AIR QUALITY - There is herein described a device and a method for measuring and/or monitoring gas levels. More particularly, there is described a device and a method for measuring and/or monitoring pollution levels in the atmosphere and wherein the measured pollution levels are capable of being displayed in a format equivalent to a number of cigarettes per day value. | 07-21-2011 |
20130174646 | NETWORKED AIR QUALITY MONITORING - Systems, methods, and non-transitory computer-readable media for continuously monitoring residential air quality and providing a trend based analysis regarding various air pollutants are presented herein. The system comprises an air quality monitor located in a residential house, wherein the air quality monitor is configured to measure the level of an air pollutant. The system also includes a server that is communicatively coupled to the air quality monitor, wherein the server is configured to generate a unique environmental fingerprint associated with the residential house. | 07-11-2013 |
20130213116 | METHOD AND DEVICE FOR LAND MINE DETECTION BY NITROGEN GAS - A land mine detection device that includes an air analysis sensor which measures the air in the environment in which it is located and determines the amount of inorganic nitrogen found in the environment, and a processor unit which controls the system. | 08-22-2013 |
20140102176 | ENVIRONMENTAL MONITORING SYSTEM AND METHOD WITH A PREFILTER - Various environmental systems are disclosed. In accordance with one of the systems, a first and second valve are provided. The valves provide a first air flow path from an air pump to a photo-ionization detector is provided through a pre-filter. The valves also provide a second air flow path from the air pump to the photo-ionization detector so that the pre-filter is isolated from its environmental surroundings. Various other arrangements of environmental monitoring systems with one or more pre-filters are also disclosed. | 04-17-2014 |
20140109649 | DEVICE AND METHOD FOR DETERMINING CARBON DIOXIDE CONTENT OF AIR - A gas sensor, for example for use in air conditioning systems, has a gas-sensitive layer that includes a material that is sensitive to carbon dioxide. The material has a cross-sensitivity to air humidity. This is compensated for by measurement at two different temperatures. The measured gas values are calculated together, with the assumption that the sensitivity of the gas sensor to carbon dioxide exhibits a different curve with the temperature of the gas sensor than the sensitivity to water. | 04-24-2014 |
20140245817 | AIRBORNE PARTICLE COLLECTION DEVICE APPLICATION - The present application is directed to a computer-based application and corresponding method and apparatus of analysing air quality inside a motor vehicle. One example may provide conducting an air sampling procedure of air inside the motor vehicle to obtain samples of air from inside the vehicle for comparison to a baseline or air outside the vehicle. The operation may also include identifying an existence of one or more substances within that air sampled inside the motor vehicle via one or more sensors and calculating densities of the one or more identified substances via a processor. The air may contain one or more of the substances in a particular quantity of interest to the user. The calculated densities may then be compared to corresponding threshold density values stored in memory, and an electronic report identifying the findings of the calculations may be generated to present to the user. | 09-04-2014 |
20140298890 | AIRBORNE SUBSTANCE DETECTOR - An airborne substance detector includes an air intake that sweeps through a fixed area, and a fan that draws air toward a effluence detection device that analyzes the air for one or more substances, such as explosives. The air intake may be a series of tubes of a rotary gate, with multiple sets of tubes that rotate about a central axis. The fan or blower draws air through holes in the tubes, and through a manifold that directs air to the effluence detection device from a single set of tubes at a time. In addition the detector may include a heater that may enhance vaporization of substances to be detected. The effluence detection device, the manifold, and the fan may be located in an enclosure at the top of the rotary gate. After detection, a decontamination procedure may be initiated to purge the system of the substance that was detected. | 10-09-2014 |
20150052975 | NETWORKED AIR QUALITY MONITORING - Systems, methods, and non-transitory computer-readable media for continuously monitoring residential air quality and providing a trend based analysis regarding various air pollutants are presented herein. The system comprises an air quality monitor located in a residential house, wherein the air quality monitor is configured to measure the level of an air pollutant. The system also includes a server that is communicatively coupled to the air quality monitor, wherein the server is configured to generate a unique environmental fingerprint associated with the residential house. | 02-26-2015 |
20150096352 | SMART-HOME SYSTEM FACILITATING INSIGHT INTO DETECTED CARBON MONOXIDE LEVELS - In an embodiment, a method determines one or more sources of carbon monoxide (CO) in a smart-home environment that includes a plurality of smart devices that have at least measurement and communication capabilities. The method includes measuring a level of CO in the smart-home environment to generate a CO measurement, and providing the CO measurement and one or more current characteristics of the smart-home environment, from one or more of the smart devices to an analyzing device. The method further includes evaluating, by the analyzing device and with the CO measurement and the current characteristics of the smart-home environment, a set of CO correlation scenarios that attribute generation of CO to a corresponding one of a set of specific sources, and selecting one or more of the specific sources as the most likely source of the CO, by aggregating results of the correlation scenarios. | 04-09-2015 |
20160091476 | MOBILE PLUME INTEGRATOR SYSTEM - A system for measuring a gas plume includes a vehicle affixed or attached with a mast comprising a plurality of perforated inlet tubes configured to measure or detect real-time height-resolved sampling of a gas of interest, such as methane, over the height of the mast, and/or a plurality of gas analyzers, wherein the analyzers are configured to provide a continuous readout of the gas of interest from each height interval using the plurality of gas analyzers from each height interval. | 03-31-2016 |
20160146769 | METHODS AND DEVICES FOR ACQUIRING AIR QUALITY - A method for a device to acquire air quality, includes: controlling a fan to rotate; measuring air quality by an air-quality detector; and generating air-quality information according to a measurement result of the air-quality detector. | 05-26-2016 |
20160178585 | DEVICE FOR DETECTING AIR POLLUTANT AND METHOD THEREOF | 06-23-2016 |
20160195462 | METHOD AND DEVICE FOR DETECTING CONCENTRATION OF TINY PARTICULATES IN AIR SAMPLE | 07-07-2016 |