Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7971807 | Gas jet nozzle A gas jet nozzle 1 is provided that has a relatively simple mechanism capable of jetting high-pressure gas for a long period. The nozzle 1 jets high-pressure gas from a high-pressure gas bottle 12. The nozzle 1 has a jet port 2 for... | 07/05/2011 |
| 7913934 | Shower head with air introduction A shower head with a housing and a jet outlet surface can be achieved with an example embodiment of the invention. An adjuster device is provided on one side, for adjusting the supply of water to individual or all regions, into which the jet outlet surface is divide... | 03/29/2011 |
| 7641133 | Cleaning lance The invention relates to a cleaning lance with a nozzle tube (1), on whose outlet-side end there is a discharge nozzle (2), which can be switched by means of a switching mechanism between a high-pressure position and a low-pressure position. In order t... | 01/05/2010 |
| 7546960 | Snow making apparatus and method for operating the same A snow making apparatus comprises at least one water/air nozzle for ejecting a water/air mixture. The snow making apparatus comprises at least one jet pump which operates with water as a driving medium and mixes air with the water and compresses the water/air mixtur... | 06/16/2009 |
| 7389941 | Nozzle device and method for forming cryogenic composite fluid spray The present invention includes a nozzle device and method for forming a composite fluid. The nozzle device generally comprises a nozzle portion connected to a main body. The main body includes an inner axial bore extending therethrough. An annular wall extends radia... | 06/24/2008 |
| 7377454 | Device for pumping a liquid from a packaging or a container The invention relates to a device for pumping a liquid from a packaging, for the distribution thereof in a heated, foamed or emulsified form, comprising a sub-assembly for aspiration by venturi effect which can be connected to the tubing of a pressurized liquid flow... | 05/27/2008 |
| 7347685 | Torch manifold with integrated nozzles A manifold for a torch including a gas distribution portion for distributing gas directed into the manifold to two or more gas channels, a nozzle in each gas channel, an air passage in the manifold proximate each nozzle, and a flame tube portion including a channel ... | 03/25/2008 |
| 7337856 | Method and apparatus for suppression of fires An apparatus, system and method for suppression of fires are provided. In accordance with one embodiment of the invention, a housing is provided with a first opening (or set of openings), a second opening (or set of openings) and a flow path defined between the firs... | 03/04/2008 |
| 7311270 | Device and methodology for improved mixing of liquids and solids An eductor for mixing liquids and solid particles includes a nozzle, an initial mixing chamber, a first diffuser, an intermediate mixing chamber and a second diffuser. The nozzle includes a semicircular nozzle outlet that is offset from a centrally-located first axi... | 12/25/2007 |
| 7303388 | Staged combustion system with ignition-assisted fuel lances Combustion system comprising a furnace having a thermal load and a combustion atmosphere disposed therein; one or more fuel lances adapted to inject fuel into the combustion atmosphere; and one or more igniters associated with the one or more fuel lances and adapted... | 12/04/2007 |
| 7300000 | Internal cleaning apparatus An internal cleaning apparatus includes a rotary shaft which, having a liquid flow passage, is provided so as to be axially rotatable, a revolving rotary shaft which, having a liquid flow passage connected to the liquid flow passage and being provided in a direction... | 11/27/2007 |
| 7285248 | Fan type chemical dispersion equipment A fan type chemical dispersion equipment, wherein a chemical container (3) and a power supply storage body (2a) are disposed detachably from an equipment body (1) and so as not to be volumetrically limited with each other, whereby, becaus... | 10/23/2007 |
| 7152813 | Cap with a suction type spray head A cap with a suction type spray head includes an air guiding chamber, an intake passage, an outgoing passage, a liquid sucking mouth and an air pressure balancing aperture for a container with a sprayer. The liquid in the container can be sucked out due to air press... | 12/26/2006 |
| 7117678 | Fuel injector head A gas turbine fuel nozzle head includes an outlet passage having a curved annular transitional surface extending smoothly to a substantially radial and annular surface relative to a central axis of the fuel nozzle head, for providing a low cost and compact structure... | 10/10/2006 |
| 7100844 | High impact waterjet nozzle The present invention is directed to a nozzle capable of producing a high impact waterjet when supplied with a source of ulta-high pressure liquid. The nozzle is constructed and arranged to infuse fluid into a high velocity stream of liquid passing through the nozzl... | 09/05/2006 |
| 7083123 | Internal flame gas burner with high compactness The invention relates to an internal flame gas burner comprising a gas injector (1), a vacuum tube (2), and an annular chamber (5) formed by a pot (3) covered by a cap (4), the chamber having an internal edge (51) perforated... | 08/01/2006 |
| 7080793 | Apparatus comprising an atomizer and method for atomization The illustrative embodiment of the present invention is an atomizer, a method for atomization, and a system that includes an atomizer. In some embodiments, an atomizer in accordance with present invention operates at substantially higher efficiency than known atomiz... | 07/25/2006 |
| 7052273 | Premixed fuel burner assembly A premixed fuel burner assembly includes a hollow tubular burner body, a hollow tubular venturi tube and a distribution plate. The burner body is a hollow tube having a open end and a closed end. The burner body also has a longitudinal porting area within which are ... | 05/30/2006 |
| 7051955 | Sprayer system A chemical sprayer system includes a three-way valve that includes an inlet port coupled to a fluid source, a first outlet port in fluid communication with a first elongated fluid passage, a second outlet port in fluid communication with a second elongated fluid pas... | 05/30/2006 |
| 6945774 | Gas burner with flame stabilization structure The present invention provides a gas burner such as for use in a barbecue grill with at least one row of burner ports in a linear arrangement along the burner and a flame stabilizing structure having a flame stabilizing port with an extent transecting the linear arr... | 09/20/2005 |
| 6896851 | Wet type flue gas desulfurization equipment The wet-gas desulfurizing apparatus according to this invention removes the oxides of sulfur, such as SO2, from combustion exhaust gas by scrubbing the combustion exhaust with an absorption liquid which contains an alkali. It includes: 1) a branch pipe to... | 05/24/2005 |
| 6739522 | Injection system for dosed injections of two liquids into a reaction chamber The invention relates to an injection device for the metered injection of two liquids, in predeterminable quantity ratios, into a reaction chamber, the device having a housing (1) that includes an injection nozzle, the opening (13) of which forms an in... | 05/25/2004 |
| 6719217 | Aromatizer The invention provides an air fragrance device (10) having a fan (26) driven by a motor (24) and provided in a blowing chamber (35) and an air fragrance tank (13) having a fragrant agent (1) therein and communicated with the... | 04/13/2004 |
| 6712293 | Nozzle tip for agricultural sprayers Nozzle attached to the boom of agricultural sprayers each include an improved air eduction system and discharge slot eliminating the need to change the angle of the boom and nozzle to ensure a comprehensive spray pattern irrespective of boom height and improved pene... | 03/30/2004 |
| 6666016 | Mixing enhancement using axial flow A method and an apparatus for enhancing fluid mixing. The method comprises the following: (a) configuring a duct to have an effective outer wall, an effective inner wall, a cross-sectional shape, a first cross-sectional area and an exit area, the first cr... | 12/23/2003 |
| 6659370 | Liquid spray device and cutting method A liquid spray device, comprising a container (1), a spray injection nozzle (2) for injecting oil spray into the container (1), a spray feeding path (5) for feeding oil spray in the container (1) to the outside of the container (1), oil (11) stored in the... | 12/09/2003 |
| 6497375 | Fluidic nozzle with multiple operating modes A fluidic nozzle having multiple operating modes comprising a fluidic oscillator circuit having an oscillation chamber having an upstream end and a downstream end and a power nozzle at the upstream end for introducing a jet of a liquid (water) into the os... | 12/24/2002 |
| 6460784 | Liquid-gas jet apparatus In the field of jet technology a nozzle of a liquid-gas jet apparatus for feed of an active liquid medium has a central channel and a peripheral annular channel and the total surface area of the outlet cross-section of the nozzle channels is determined fr... | 10/08/2002 |
| 6386465 | Gun A gun having a body with a barrel extending through it is disclosed. A nozzle is coupled to one end of the barrel and to which a hose may be connected. A valve is connected to an opposite end of the barrel and a sleeve with circumferentially space substan... | 05/14/2002 |
| 6357675 | Sanitary article, particularly hand-operated shower, with a changeover device for controlling a liquid flow A description is given of a sanitary article or object, particularly a hand-operated shower, having a changeover device (2) for controlling a liquid flow, the sanitary article having a liquid inlet and a liquid outlet, as well as an air suction device whi... | 03/19/2002 |
| 6199566 | Apparatus for jetting a fluid An apparatus for jetting a fluid within a tubular member. The apparatus may comprise a cylindrical member having an outer portion and an inner portion, an outer sleeve disposed about the cylindrical member forming an annulus area, and a venturi device for... | 03/13/2001 |
| 6026645 | Fuel/air mixing disks for dry low-NOx combustors A fuel mixer for a gas turbine combustor is provided. The fuel mixer has a substantially cylindrical body with a flared end and a tapered end. The flared end is adapted for receiving compressed air and for channeling the compressed air into the fuel mixer... | 02/22/2000 |
| 6010077 | Nozzle for delivering liquid/gas mixture A nozzle arrangement comprising a plurality of nozzle assemblies arranged in an axially aligned and spaced apart arrangement, with a gas and/or liquid inspiration zone between the nozzle assemblies. Each nozzle assembly has a flow passage with an expansio... | 01/04/2000 |
| 5934568 | Nozzle apparatus for delivering fire retardant foam A nozzle apparatus for delivering a fire-retardant foam including a fluid delivery member having an interior passage of a given diameter, an expansion tube connected to the fluid delivery member, an agitator positioned within an interior passageway of the... | 08/10/1999 |
| 5931233 | Two-phase fire suppression/protection method and system for structures and surrounding grounds A two-phase fire suppression/protection method and system for structures and surrounding grounds includes a Phase1 and a Phase2. Phase1 is initiated first when a plurality of parabolic microphone sensors placed at the perimeter of the grounds surrounding ... | 08/03/1999 |
| 5785721 | Fuel injector nozzle with preheat sheath for reducing thermal shock damage The operating life of a fuel injector nozzle for a gasifier is prolonged by shielding the fuel injector nozzle with a preformed protective insulating sheath before the fuel injector nozzle is installed inside a preheated reaction chamber of the gasifier. ... | 07/28/1998 |
| 5782630 | Atmosphere-control pilot burner for a gas appliance Atmosphere-control pilot burner (1) for controlling the operation of a gas appliance automatically, which includes a body (2) defining a mixing chamber (3); a gas injector (4) emerging in the mixing chamber (3); a port (5) made in the wall of the body (2)... | 07/21/1998 |
| 5779158 | Nozzle for use with fire-fighting foams A nozzle assembly including a nozzle body having an inlet at a first end and an outlet at a second end. A first fluid passageway is defined within the nozzle body for first fluids passing between the inlet and outlet. Second and third fluid passageways fo... | 07/14/1998 |
| 5735683 | Injector for injecting air into the combustion chamber of a torch burner and a torch burner An injector (12) for sucking in environmental air and for injection into the combustion chamber (12) of a torch burner (11) by means of a driving fluid (14) standing under excess pressure, has an air induction opening (15), a flow channel (16) and injecti... | 04/07/1998 |
| 5671888 | Spray gun with barrel-mounted venturi A high-volume, low-pressure spray gun operates from a conventional high pressure compressor. The gun has a barrel that supports a spray head, a handle that extends downwardly from the barrel, an inlet port at the bottom of the handle for receiving compres... | 09/30/1997 |
