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"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 7862650 | Woven electrostatic oil precipitator element An electrostatic precipitator element includes preferably a mesh made of at least two individually insulated conductors with defined openings therebetween. An electrical field in the openings electrostatically attracts suspended particulate to a respective conductor... | 01/04/2011 |
| 7438742 | Method and apparatus for preventing wear in an electrostatic precipitator An apparatus for preventing wear of an electrode holder on a discharge electrode frame of an electrostatic precipitator includes an electrically conductive member having a central portion generally contoured to a shape of an electrode holder. The apparatus is fasten... | 10/21/2008 |
| 7438747 | Negative ion generator A negative ion generator includes: a flat dielectric layer having a planar surface; a plurality of conductive lines that are attached to the planar surface of the dielectric layer, and that define a plurality of ion-discharging points, respectively; and a high volta... | 10/21/2008 |
| 7431752 | Air purifier with Ozone reduction arrangement An air purifier includes an outer case having an air purifying cavity, an ionizer module, and an ozone reduction module. The ionizer module includes a power unit and an ionizing electrode. The ozone reduction module is electrically connected to the power unit for ge... | 10/07/2008 |
| 7377962 | Electric discharge device and air purifying device A discharge device for generating a streamer discharge includes a discharge electrode and a counter electrode. The discharge electrode is in a shape of a wire or rod and is disposed substantially parallel to the counter electrode. Thus, even when a tip of the discha... | 05/27/2008 |
| 7368004 | Electric dust collector The electric dust collector has an oblong holding unit provided on the air channel of an air conditioner or the like; a high-voltage applying device provided at an end of the holding unit; a front-open contact protector of substantially inverted U-shape that contain... | 05/06/2008 |
| 7361212 | Electrostatic precipitator An electrostatic precipitator is detailed. The precipitator includes a conduit for the passage of particles in an air flow and a generator of an electrostatic field substantially orthogonal to the air flow, and an ion supply, capable of charging the particles, in wh... | 04/22/2008 |
| 7297186 | Tethered, inflatable holder for flowable material A flexible bag for receiving flowable material is suspended, as from a gantry, and is tethered transversely and yet has substantially free movement along three sides for complete filling. The length of the tethers may be selected to prevent complete collapse of the ... | 11/20/2007 |
| 7291206 | Pre-ionizer for use with an electrostatic precipitator A pre-ionizer for use with an electrostatic precipitator is provided according to an embodiment of the invention. The pre-ionizer includes two or more corona ground elements arranged in a substantially parallel orientation. A corona ground element of the two or more... | 11/06/2007 |
| 7276106 | Electrode wire retaining member for an electrostatic precipitator An electrode wire retaining member for an electrostatic precipitator is provided according to an embodiment of the invention. The electrode wire retaining member includes one or more flexible arm portions extending from the body and formed of an at least partially f... | 10/02/2007 |
| 7273516 | Plate heat exchanger A plate heat exchanger for exchanging heat between a first air stream and a second air stream includes a plurality of plates limiting first and second exchange chambers which are serially arranged in a transversal direction with respect to the plates. A first air st... | 09/25/2007 |
| 7270698 | Discharge device and air purifier The distance between a discharge electrode and a counter electrode of a discharge device is set to not more than 10 mm such that a streamer discharge is caused between the electrodes. The frequency of sound made by the streamer discharge is raised to 6 kHz or higher... | 09/18/2007 |
| 7267711 | Electrostatic precipitator for diesel blow-by A compact electrostatic precipitator is designed specifically for use in connection with eliminating particles from crankcase emissions of a Diesel engine. Such emissions may carry solid soot particles as well as suspended oil droplets. The electrostatic precipitato... | 09/11/2007 |
| 7261765 | Electrostatic precipitator An electrostatic precipitator having a plurality of electrostatic precipitation units positioned within the electrostatic precipitator. Each of the electrostatic precipitation units includes a plurality of negative wire electrodes and a plurality of positive electro... | 08/28/2007 |
| 7244289 | Air purifier with detachable ionizer unit An air purifier includes an outer casing and an ionizer module. The outer casing has a top portion, a bottom portion having an electrode opening, an air purifying cavity defining between the top and bottom portion, and a peripheral opening communicating with the air... | 07/17/2007 |
| 7238225 | Plasma air dust collector In a plasma air dust collector, the plasma air dust collector includes a first electrode fixing unit and a second electrode fixing unit respectively having a power terminal; at least two dust collecting electrodes; a discharge electrode arranged between the dust col... | 07/03/2007 |
| 7220295 | Electrode self-cleaning mechanisms with anti-arc guard for electro-kinetic air transporter-conditioner devices An electro-kinetic electro-static air conditioner with a bead member having a bore, through which a wire-like electrode passes. The bead is moved along the wire to frictionally clean the wire-like electrode when an electrode array is removed. A bead lifting arm is m... | 05/22/2007 |
| 7156902 | Wet electro-core gas particulate separator A gas separation apparatus combines the technologies of electrostatic precipitators and centrifugal particle separators into a single unit. At an inlet into the gas separation apparatus, a water spray is introduced into the gas stream. The water spray may include va... | 01/02/2007 |
| 7156898 | Low pressure drop deep electrically enhanced filter A method and apparatus using deep pleated filters to provide efficient and safe electrically enhanced filtering (EEF), with ultra low pressure drop, higher efficiency of particulate removal and higher dirt holding capacity over the life of the filter. An EEF may be ... | 01/02/2007 |
| 7121276 | Personal oxygen concentrator An oxygen separator for separating oxygen from ambient air utilizing a vacuum swing adsorption process has a mass of less than 2.3 kg. A carrier is mountable on a person to support the oxygen separator for ambulatory use. ... | 10/17/2006 |
| 7105042 | Apparatus for separating aerosols or particles from gases An apparatus for separating aerosols or particles from a gas stream composed of a flow housing through which the gas containing the components to be separated flows, a separator, which is arranged in the flow housing, and a corona electrode, which is provided upstre... | 09/12/2006 |
| 7097695 | Ion emitting air-conditioning devices with electrode cleaning features An air conditioner device includes a housing, a first electrode disposed in the housing, and a second electrode removably disposed in the housing. The second electrode can be manually removed from the housing and then manually returned to a resting position within t... | 08/29/2006 |
| 7056370 | Electrode self-cleaning mechanism for air conditioner devices An air conditioner with a cleaning member having an opening, through which a wire-like electrode passes. The member is moved along the wire to frictionally clean the wire-like electrode when a collector electrode array is moved. A lifting arm is mounted to the colle... | 06/06/2006 |
| 7048787 | Air cleaner An air cleaner has an electron generator that includes a pointed head, a collector element and an electric circuit included in the electron generator for generating a negative potential on the pointed head and a positive potential on the collector element. The point... | 05/23/2006 |
| 7048780 | Air purifier An air purifier has a simply manufactured and assembled ionizer, which increases the charging efficiency for dust particles through maximally increased discharge spaces and prevents electrical accidents. The air purifier includes an ionizer and a collector. The ioni... | 05/23/2006 |
| 7014686 | Electrostatic air cleaner An air cleaner electrode assembly includes an elongated collector electrode and a plurality of elongated discharge electrodes arranged around the collector electrode. A fan may move air in a direction parallel to a length of the electrodes. The collector electrode m... | 03/21/2006 |
| 6989049 | Airborne conductive contaminant handler An example airborne conductive contaminant handling system is described. The airborne conductive contaminant handling system may include a handling circuit that is configured to selectively pass an electric current through a conductive contaminant. The airborne cond... | 01/24/2006 |
| 6977008 | Cleaning mechanism for ion emitting air conditioning device A cleaning mechanism for a wire electrode of an air purifier device includes a base, a post having a first end attached to the base and a second end accessible from a location external the housing, a cleaning plate assembly attached to the base, wherein the cleaning... | 12/20/2005 |
| 6923848 | Collecting apparatus of floating dusts in atmosphere A collecting device for collecting particles floating in the atmosphere includes a collecting container; a pump for sucking the atmosphere into the collecting container; a discharge electrode disposed in the collecting container for generating single polarity ions t... | 08/02/2005 |
| 6908501 | Electrode self-cleaning mechanism for air conditioner devices An air conditioner with a cleaning member having an opening, through which a wire-like electrode passes. The member is moved along the wire to frictionally clean the wire-like electrode when a collector electrode array is moved. A lifting arm is mounted to the colle... | 06/21/2005 |
| 6899745 | Electrostatic air cleaner An air cleaner electrode assembly includes an elongated collector electrode and a plurality of elongated discharge electrodes arranged around the collector electrode. A fan may move air in a direction parallel to a length of the electrodes. The collector electrode m... | 05/31/2005 |
| 6878192 | Electrostatic sieving precipitator An electrostatic precipitator using substantially planar screens of similar charge positioned perpendicular to the gas flow direction. The screens have a similar charge of the same polarity, and particles flowing through the screens are charged, agglomerated and eit... | 04/12/2005 |
| 6872238 | Method and apparatus for particle agglomeration Fine particles of dust and other pollutants in gas streams are agglomerated to form larger particles which are more easily filtered in downstream processing. In one embodiment, particles in successive portions of the gas stream are charged with opposite polarity, an... | 03/29/2005 |
| 6855190 | Cleaning mechanism for ion emitting air conditioning device A cleaning mechanism for a wire electrode of an air purifier device includes a base, a post having a first end attached to the base and a second end accessible from a location external the housing, a cleaning plate assembly attached to the base, wherein the cleaning... | 02/15/2005 |
| 6827761 | Particle concentrator Particles in a fluid flow are concentrated by a combination of electrical charging and focussing and passage through a virtual impact concentrator. The fluid is passed through an electrical charging section and an electrical focussing section and then to a virtual i... | 12/07/2004 |
| 6761752 | Gas particle partitioner A gas particle partitioner (GPP) removes particles from an aerosol with high efficiency and with no or minimum changes to the thermodynamic conditions and chemical composition of the gas phase of the aerosol. A permeable grid electrode surrounds a corona wire and se... | 07/13/2004 |
| 6749667 | Electrode self-cleaning mechanism for electro-kinetic air transporter-conditioner devices An electro-kinetic electro-static air conditioner with a bead member having a bore, through which a wire-like electrode passes. The bead is moved along the wire to frictionally clean the wire-like electrode when an electrode array is removed. A bead lifting arm is m... | 06/15/2004 |
| 6726743 | Electrostatic deaeration method and apparatus This disclosure relates to a method for deaerating a liquid layer such as a coating solution using electrostatic forces. A flow of charged particles is created above and moved towards a low conductivity liquid layer. The flow of charged particles causes localized th... | 04/27/2004 |
| 6709484 | Electrode self-cleaning mechanism for electro-kinetic air transporter conditioner devices An electro-kinetic electro-static air conditioner includes a mechanism to clean the wire-like electrodes in the first electrode array. A length of flexible Mylar type sheet material projects from the base of the second electrode array towards and beyond the first el... | 03/23/2004 |
| 6679940 | Air cleaner and its ionizing unit When an ionization section is taken out of a main body housing of a conventional air cleaner in order to wash the ionization section, an ionization line may be cut by being accidentally touched. In order to avoid this problem, a pre-filter (7) is mounted ... | 01/20/2004 |
