Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 7410929 | Cell structural body, method of manufacturing cell structural body, and catalyst structural body A cell structure 10 having a plurality of cells 2 which are partitioned with partition walls 1 to form a honeycomb and which are flow paths of fluid, an outer wall 5 which encloses the cells 2 and a cavity 3 which pierces in... | 08/12/2008 |
| 7399419 | Modular filtration system A filter system includes a set of modules, each module including screen assemblies and filter media sandwiched between the screen assemblies. A plurality of control assemblies are associated with each of the modules. Each of the control assemblies is in fluid commun... | 07/15/2008 |
| 7371269 | Electromagnetic vibrating pump The object of the present invention is to provide an electromagnetic vibrating pump which can enhance dust collecting function, reduce the number of times of maintenance working and improve the rate of operation. The present invention is an electromagnetic vibrating... | 05/13/2008 |
| 7361214 | Disposable cartridge for air/gas dryer A disposable dryer cartridge for an air/gas dryer apparatus for installation in an air/gas line delivering compressed air or gas to an air/gas-driven tool. The cartridge includes a flexible elongated casing having a drying composition therein. The casing has an air/... | 04/22/2008 |
| 7347773 | Silencer for fume extracting hoods The silencer for fume extracting hoods is comprised of a panel (1) consisting of a lower tray (4), an insulating intermediary sheet (5), and an upper or porous filling foamed material (6) acting as a sound absorbing and limiting or dampin... | 03/25/2008 |
| 7332010 | High pressure filter/separator and locking mechanism Disclosed is a two or three phase separator including a centrifugal separator, a demister (if a three phase separator), and a filter contained within a housing. The filter uses an outside-in flow principle. The filter includes an inner layer or a center core that de... | 02/19/2008 |
| 7332013 | Compressed air/gas-driven tool with integrated dryness indicator An air/gas-driven tool with an integrated air/gas dryness indicator. The tool includes a housing that defines a cavity. An air/gas dryness detector is disposed in the cavity. An air/gas flow passage is situated to provide a stream of compressed air/gas to the drynes... | 02/19/2008 |
| 7332004 | Effluent filtering and containment apparatus An apparatus for filtering and containing grease or other effluent discharged from a drain spout of an exhaust fan includes a hollow housing and top and bottom portions covering each end thereof. A filter element disposed within the housing for filtering the effluen... | 02/19/2008 |
| 7332009 | Separator arrangement for gas/liquid separation; apparatus; and, methods A serviceable gas/liquid separator is provided. The gas/liquid separator has a cross-section with one long axis and one short axis, with an aspect ratio of at least 1.3. A preferred cross-section, is an elliptical cross-section. Assemblies in which the separator uni... | 02/19/2008 |
| 7326266 | Coalescing type filter apparatus and method A coalescing type gas filter includes a filtering element enclosed in an inner chamber which is housed in an outer chamber and a drain device to simultaneously drain accumulated liquid in both the inner chamber and the outer chamber. The drain device contains a pres... | 02/05/2008 |
| 7320725 | Disposable cartridge air/gas dryer A disposable cartridge air/gas dryer apparatus for installation in an air/gas line delivering compressed air or gas to an air/gas-driven tool. The dryer includes a pressure vessel having first and second ends, an inlet port, and an outlet port. A disposable dryer ca... | 01/22/2008 |
| 7291196 | Filamentary pad for improved mist elimination and mass transfer An apparatus and method of making a filamentary pad for improved mist elimination and mass transfer comprising a plurality of layers of mesh, each layer of mesh having a plurality of mesh openings defined therein. A plurality of preferential gas flow openings, each ... | 11/06/2007 |
| 7282076 | Air box lid having an integrated filter An integrated filter lid has a filter surrounded by an outer frame. The outer frame is adapted to seal around an inlet opening of an air box which has a primary filter for filtering air prior to being provided to an engine. The integrated filter lid covers the inlet... | 10/16/2007 |
| 7279091 | Filter device A filter device has a filter housing (10) receiving a first filter element (12), through which a medium may flow in a given direction, and has a bypass device (22). Along with the first filter element (12), a second filter element (32 | 10/09/2007 |
| 7266943 | Exhaust after-treatment system for the reduction of pollutants from diesel engine exhaust and related method Exhaust after-treatment system for the reduction of particulate, NOx, HC, CO, VOCs, nano-particle count and sulfur dioxide from diesel exhaust. System employs diesel oxidation catalyst, exhaust cooling system, particulate converter, soot collection chambe... | 09/11/2007 |
| 7264660 | Apparatus for drying a gas Apparatus for drying a gas comprises an elongate housing having an inlet port and an outlet port for the gas. The housing comprises at least two axially separable parts which can be separated to allow access to the interior of the housing. A cartridge contains an ad... | 09/04/2007 |
| 7150431 | Electrical generator fluid-flow-coolant filtration A ventilating and particle-filtering airflow system, and related methodology, for managing the flow of air to the brush region of an on-board aircraft (vehicle) electrical generator. Conduit structure collects intaken air during aircraft (vehicle) engine operation, ... | 12/19/2006 |
| 7134165 | Bagless vacuum cleaner system A vacuum cleaner includes a housing as well as a suction generator and bagless dirt system carried on the housing. The bagless dirt system includes a dirt cup, a prefilter, a filter chamber remote from the dirt cup, a filter in the filter chamber and a first conduit... | 11/14/2006 |
| 7128771 | Air filter retaining system A filter retaining system formed from multiple filter retaining frames is disclosed. Each of the frames is formed from either a female type extrusion or a combination of male and female type extrusions. Specifically, each frame has either a tongue or a groove which ... | 10/31/2006 |
| 7118614 | Air dryer An air dryer comprises a base member, a main cartridge and an intermediate cartridge. The air dryer is capable of drying and possibly filtering and/or cleaning air passing there through. The intermediate cartridge, capable of drying and possibly filtering and/or cle... | 10/10/2006 |
| 7118609 | Motorized tool with suction and dust collection capacity The present invention refers to a motorized tool with suction and dust collection capacity. The tool comprises: means for extracting dust suitable for producing a flow of air; means for collecting dust having a first duct for the entrance of the air, that can be con... | 10/10/2006 |
| 7056372 | Air treatment device having various selections An air treatment device includes a housing, a filter element disposed in the housing, an air forcing device for forcing air to flow through the filter element, and a light device disposed in front of the filter element for generating light and for germ killing purpo... | 06/06/2006 |
| 7037359 | Grease containment system A device, system, and method for collecting grease on rooftop exhaust fans, comprising a gasket formed of sorbent material. The gasket is dimensioned for placement between an exhaust fan and a base for the exhaust fan. When placed between the exhaust fan and the bas... | 05/02/2006 |
| 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 |
| 7008468 | HEPA vacuum recovery system A vacuum system is enclosed in a housing having two vertically spaced chambers, the lower one enclosing the vacuum generating motor means and the upper chamber defining the vacuum chamber and having therein prefilter and filter means as well as at least two vacuum p... | 03/07/2006 |
| 7004986 | Filter in a filter housing A filter has a filter housing and a receptacle chamber in the filter housing into which a filter element is insertable. The filter housing has a housing cover for opening and closing an opening of the receptacle chamber. The housing cover is situated in an area of t... | 02/28/2006 |
| 6994078 | Apparatus for removing contaminants from crankcase emissions A separator for separating liquids in a fluid stream generated by blow-by gases produced in a crankcase of an internal combustion engine wherein the fluid stream includes both gasses and liquids. The separator including an inlet in fluid connection with the engine f... | 02/07/2006 |
| 6984252 | Method of and apparatus for collecting dust, development apparatus, and image formation apparatus A dust collection apparatus includes a container and a suction pump that sucks dust and transports it into the container. A filter is provided on a side surface of the container. This filter passes air but prevents passage of the dust in the container. A pressure de... | 01/10/2006 |
| 6979359 | Portable filter unit and methods for using same Portable, rapidly deployable filter unit for use in air filtering methods providing high efficiency filtration of airborne toxins. The filter unit includes a fan section and a filter section that are releasably attachable at their respective lateral ends permitting ... | 12/27/2005 |
| 6974488 | Vacuum cleaner A vacuum cleaner with an external surface incorporates a cyclonic separating apparatus that includes a plurality of cyclones arranged in parallel with one another. The cyclones each have a tapered body with an outside wall and are arranged so that at least a part of... | 12/13/2005 |
| 6923851 | Blue smoke control collector system The blue smoke control collector system is used for the collection of the blue haze which is actually comprised of tiny oil droplets that hover over hot asphaltic concrete mix. The system is designed to collect and filter the air generated at hot mix asphalt transfe... | 08/02/2005 |
| 6923847 | Gas/liquid separator including a liquid trap filter A liquid separator for a respiratory gas sample analyzer includes a closed container having a liquid trap filter chamber integral with the container. The liquid trap filter chamber includes an inlet compartment and an outlet compartment. The inlet compartment is int... | 08/02/2005 |
| 6814769 | Flue and grease collecting assembly An assembly of a slot(35) in a bottom wall (21) of a flue (10) in immediate conjunction with a compartment (25) in which a stack of layers (33) of fibrous material is deposited or stacked for absorbing grease (13) from a pas... | 11/09/2004 |
| 6797025 | Conically shaped air-oil separator A liquid reservoir tank assembly includes a gas-liquid separator, such as an air-oil separator. A tank body has an open end, a portion of the tank body forming a liquid separation chamber, another portion of the tank body forming a liquid reservoir. A tank cover cov... | 09/28/2004 |
| 6755879 | Bag filter device The invention relates to a bag filter device (12), which device enables collection and draining of particles of liquid from a gas, normally air, flowing through the bag filter (12). Such a bag filter (12) is normally used to trap solid particles... | 06/29/2004 |
| 6692347 | Filter housing assembly for transportation vehicles A filter housing assembly which inhibits the ingestion of foreign matter and particulates into the air intake and air flow openings of a motor vehicle to safeguard the interior cabin and HVAC equipment typically utilized in vehicles. The filter housing as... | 02/17/2004 |
| 6673135 | System and method of separating entrained immiscible liquid component of an inlet stream A system and a method for separating interdispersed gas and liquid components of an inlet stream includes introducing the inlet steam into a vessel having a dry gas outlet and a liquid outlet, passing the inlet stream into at least one vortex tube support... | 01/06/2004 |
| 6669750 | Access port for house vacuum equipped with removable trap An access port for a house vacuum system that is equipped with a removable trap is described. The access port can be constructed by the components of a port body of elongated, cylindrical shape, which may have either an annular cross-section or a rectangu... | 12/30/2003 |
| 6585790 | Conically shaped air-oil separator A liquid reservoir tank assembly includes a gas-liquid separator, such as an air-oil separator. A tank body has an open end, a portion of the tank body forming a liquid separation chamber, another portion of the tank body forming a liquid reservoir. A tan... | 07/01/2003 |
| 6576045 | Multi-stage diesel particulate collector system with combined processes of inertial impaction, virtual impaction, and filtration A diesel particulate collector (10) based on the principles of inertial impaction, virtual impaction, and filtration, for controlling exhaust emissions (12) from a diesel internal combustion engine (14) includes a housing (16) having a first plate (24) wi... | 06/10/2003 |
