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Six-year-old Robert W. Patch granted a patent for a "toy truck".
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| Number | Title | Issue Date |
| 8147579 | Dispatch critical fuel tank inerting system for aircraft An air inerting system for supplying nitrogen-enriched air to a fuel tank on a vehicle includes an air separation module. The air separation module has an inlet for receiving air to separate oxygen, and an outlet for delivering nitrogen-enriched air to a downstream ... | 04/03/2012 |
| 8092564 | Dust collection system An aspect of embodiments of the invention is to lower fluid resistance applied to gas flow (A, S) flowing within a dust collection system (1) so as to enhance dust collection efficiency of the dust collection system (1) without depending on the number ... | 01/10/2012 |
| 8029587 | Strainers for air conditioning device A strainer provided in a refrigerant piping of an air conditioning device through which refrigerant flows includes a cylindrical shell disposed in the refrigerant piping, a cage type filter which includes an opening at one end and a bottom at the other end facing wi... | 10/04/2011 |
| 7964009 | Inertial gas-liquid separator with axially variable orifice area An inertial gas-liquid separator removes liquid particles from a gas-liquid stream and has a variable orifice area variable along an axial direction and dependent upon axial movement of a plunger relative to a housing sleeve. ... | 06/21/2011 |
| 7931721 | Droplet separating system The invention relates to a droplet separating system for gas washers and similar, comprising at least one droplet separating layer and a rectifier layer which is arranged upstream in the direction of the flow of gas. The rectifier elements of the rectifier layer are... | 04/26/2011 |
| 7927396 | Evacuation value arrangements; pulse jet air cleaner systems using same; and, method Methods, techniques, and constructions are provided for use to apply an evacuation valve arrangement on an air cleaner assembly that is configured for pulse jet operation. An example evacuation valve arrangement is provided which comprises a valve member in the form... | 04/19/2011 |
| 7871451 | Moisture separator heater A moisture separator heater includes a body, a manifold installed inside the body to supply moisture-containing steam to the interior thereof, slits formed on the manifold to allow a steam reserving portion positioned at the lower part of the body to eject steam, a ... | 01/18/2011 |
| 7833304 | Assembly for collecting material entrained in a gas stream An assembly for collecting material that is entrained in a gas stream comprises a housing defining a space within it, the housing having inlet and outlet ports for the gas that is to be filtered. The assembly includes a flow conduit which has a first conduit opening... | 11/16/2010 |
| 7704293 | Turbulence device used for air filtration system The invention is related to a turbulence device used for air filtration system. The turbulence device comprises a porous plate and a spoiler. The porous plate has a plural number of holes located on one side of the spoiler. The spoiler has a square hole. The turbule... | 04/27/2010 |
| 7637977 | Integrated unit for air treatment in pneumatic systems An integrated unit for air treatment in pneumatic systems comprises a box-shaped body provided with an inlet for the air to be treated and at least one outlet for the treated air and holds devices for treatment and regulation of the air flow between the inlet and ou... | 12/29/2009 |
| 7625416 | Inlet device and a method of controlling the introduction of a fluid into a separator An inlet device to a separator including a generally tubular outer wall and a generally tubular inner wall. The walls define at least a part of a first annular path between them. An inlet opening provides for the passage of a fluid through the outer wall into the fi... | 12/01/2009 |
| 7524348 | Device for collecting and removing gaseous media, especially air, containing solid and/or liquid contaminants A device for collecting and removing a gaseous medium containing solid or liquid contaminants has at least one swirl chamber having at least a partially circular cross-section. A removal opening is provided through which the gaseous medium is removed by suction. In ... | 04/28/2009 |
| 7442220 | Assembly for collecting material entrained in a gas stream An assembly for collecting material entrained in a gas stream comprising a housing having a head part and a body part, and inlet and outlet ports. A chamber port is provided in the head part having internal walls defining a primary chamber with a first end communica... | 10/28/2008 |
| 7431748 | Separation device A separation device for the removal of impurities extracted from a flexible conduit from a fuel such as liquefied petroleum gas is described having a housing with an inlet and an outlet, a means for channeling the fuel from the inlet onto an impingement surface in f... | 10/07/2008 |
| 7425225 | Exhaust assembly An exhaust assembly for an appliance includes a filter housing for retaining a filter and an exhaust duct which receives airflow from the filter housing. One or more vanes are positioned in the filter housing for guiding airflow from the exhaust side of the filter t... | 09/16/2008 |
| 7393394 | Adsorbent vessel with improved flow distribution An adsorbent vessel comprising adsorbent material within the vessel interior positioned above at least one layer of support media, and a perforated baffle resting on the support media and not attached to the vessel shell whereby gas flow into the vessel from an inle... | 07/01/2008 |
| 7393374 | Inducing air A mechanism configured to interact with air, which has been sucked through a device that imparts turbulence to the air, causes a redistribution of components (e.g., oxygen and nitrogen) in the air so that when the air arrives at a location where the oxygen is to be ... | 07/01/2008 |
| 7390340 | Filtration apparatus A filtration apparatus for use in a system containing a gas or vapor to be cleaned. The apparatus has at least one housing for a filter that removes contaminants from a gas or vapor. The housing contains an inlet portion and an outlet portion in association with val... | 06/24/2008 |
| 7361200 | Cyclone dust separating apparatus and vacuum cleaner having the same A cyclone dust separating apparatus and a vacuum cleaner with the same is disclosed. The cyclone dust separating apparatus includes a first cyclone for separating large dust particles from air, a plurality of second cyclones for separating minute dust particles from... | 04/22/2008 |
| 7361201 | Air cleaner device An air cleaner device for exchanging an element without permitting dust and dirt collected between the element and an air guide member in a clean side to fall and for smoothly permitting intake air to be supplied to the engine. An air cleaner device includes a cylin... | 04/22/2008 |
| 7335244 | Air-purifying device for a front-opening unified pod An air-purifying device for a front-opening unified pod to purify the air in it is provided. The air in the front-opening unified pod 51 is sucked through one of its breathing holes 58a and directed into an air-purifying device (M) that includes... | 02/26/2008 |
| 7332006 | Ventilating and air purifying device Ventilating and air purifying device including a case having a blower therein provided to a ceiling or a wall, a first flow passage provided between the blower and a room for making an outdoor, the blower, and the room in communication, a second flow passage for mak... | 02/19/2008 |
| 7332016 | Particulate trap with selective blocking element A particulate trap has a housing with an inlet and an outlet. The particulate trap also has a plurality of fluidly isolated filters stacked within the housing, between the inlet and the outlet. The stacked plurality of filters have a stack direction and a transverse... | 02/19/2008 |
| 7329294 | Dirt container for a surface cleaning apparatus and method of use A dirt container for a surface cleaning apparatus is constructed from an air impermeable material and exterior walls of sufficient rigidity to maintain the shape of the dirt container. The dirt container may be supplied in a disassembled condition and assembled by a... | 02/12/2008 |
| 7326269 | NBC filtration unit providing unfiltered and filtered air paths A filtration unit for use with an environmental control unit (ECU), usually a portable ECU, which includes at least two air flow paths wherein at least one of the air flow paths allows for use of air which has not passed through a nuclear, biological, and chemical (... | 02/05/2008 |
| 7318849 | Cyclonic fluid separator equipped with adjustable vortex finder position A cyclonic fluid separator for separating one or more condensable components, such as water, and/or solids, such as smoke or sand particles, from a fluid mixture has a tubular housing having a fluid inlet section in which the fluid mixture is accelerated to a supers... | 01/15/2008 |
| 7316733 | Diffuser for separator vessel A third stage separator vessel includes a diffuser to promote uniform flow among an array of separation cyclones in the vessel. The vessel has an inlet to receive a gas stream containing solid particles, and the diffuser is mounted at the inlet so that at least some... | 01/08/2008 |
| 7314501 | Methods and device for filtration of exhaust gases for a diesel engine with a filtration surface which is variable by means of controlled obstruction A method in which all or some of the particles contained in the exhaust gases of a diesel engine are retained on particle filters and burnt due to the action of a combustion catalyst. At least a part of the particle filters are obstructed when the temperature θg of... | 01/01/2008 |
| 7311742 | Vacuum cleaner An electric vacuum cleaner includes an inlet port through which a suctioned air stream including dirt particles pass and a centrifugal separation member having a substantially circular space therein. The centrifugal separation member has a swirl portion to swirl the... | 12/25/2007 |
| 7306640 | Vacuum cleaner A vacuum cleaner includes a first dirt separation unit and a second dirt separation unit. The first dirt separation unit has a first inlet port through which a suction air stream including dirt particles is introduced thereinto, and the second dirt separation unit h... | 12/11/2007 |
| 7294179 | Canister of vehicle Two types of activated charcoals having different adsorption and desorption functions are appropriately disposed in a canister. Gas movement is evenly dispersed via an air space and diffuser equipped between the two activated charcoals. Thereby, leakage of fuel vapo... | 11/13/2007 |
| 7290388 | Motorcycle exhaust system A motorcycle exhaust system includes a catalytic converter (43) disposed within an exhaust passage (37) for discharging exhaust gas (G) from a multi-cylinder combustion engine (E) and operable to purify the exhaust gas (G). An upstream end of the catal... | 11/06/2007 |
| 7291194 | Intermittent mixer with low pressure drop A thermal mixer reduces the temperature of flue gas supplied to a fabric filter. Two spray dry absorbers are operable to cool flue gas. A housing of the mixer has first and second inlet passages for gas from the absorbers, an outlet passage for gas to the fabric fil... | 11/06/2007 |
| 7291189 | Dust collecting apparatus for vacuum cleaner A dust collecting apparatus for use in a vacuum cleaner provides improved suction cleaning efficiency. The dust collecting apparatus includes a main body comprising a suction port through which a dust-laden air is drawn, and a first and a second discharge ports thro... | 11/06/2007 |
| 7288130 | Cassette filter A cassette filter comprising a frame and a pleated filter material that is inserted therein, in addition to a protective grid having passage holes. The protective grid is fastened at a distance from the filter material in the frame and has a flow resistance that is ... | 10/30/2007 |
| 7288128 | Intermittent mixer with low pressure drop A thermal mixer reduces the temperature of flue gas supplied to a fabric filter. Two spray dry absorbers are operable to cool flue gas. A housing of the mixer has first and second inlet passages for gas from the absorbers, an outlet passage for gas to the fabric fil... | 10/30/2007 |
| 7285153 | Method and equipment for feeding two gases into and out of a multi-channel monolithic structure A method with associated equipment for feeding two gases into and out of a multi-channel monolithic structure. The two gases will normally be gases with different chemical and/or physical properties. The first gas and the second gas are fed by means of a manifold he... | 10/23/2007 |
| 7258712 | Smoke evacuation system A smoke evacuating system for use during surgical procedures, particularly minimally invasive procedures involving the use of a laser or cautery at a surgical site having an associated higher than ambient pressure, wherein the system includes a filter with a site si... | 08/21/2007 |
| 7258714 | Filter housing A filter housing includes an inlet for receiving airflow, a cavity for receiving a filter and an airflow passage between the inlet and the filter. At least one vane is positioned in the airflow passage for partitioning the airflow passage into a plurality of ducts. ... | 08/21/2007 |
| 7247185 | Device for treatment of a gas flow Device for treatment of a gas flow having at least one body (3) that is adapted to cause a conversion in the composition of the gas. The device is characterized in that the body (3) has a modular construction comprising a plurality of sections (26, ... | 07/24/2007 |
