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"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 7744018 | High pressure hydraulic system with hose fittings for diffusing pressure buildup upon uncoupling A power operated pressure washer having a high pressure liquid supply hose with an inlet fitting formed with an axial stem having a central liquid passageway that can be connected to a pressure washer outlet fitting by a threaded retaining ring. As a feature of this... | 06/29/2010 |
| 7624933 | Variable reactive force arrangement for pole mounted, pressure washing lances Apparatus and methods for establishing a controllable reactive thrust in a pressure washing lance (40) linked to an extension member (20) through use of a variable bypass valve (52) and dump tube (66) combination. The bypass valve (52 | 12/01/2009 |
| 7370636 | Fuel injection system A fuel injector (1) in an internal combustion engine, wherein an intermediate chamber control valve (26) operated by the fuel pressure in a common rail (2) is arranged in a fuel flow passage (25) connecting a two-position switching type t... | 05/13/2008 |
| 7347385 | Fuel injection device with a 3-way control valve for configuring the injection process A fuel injection device for internal combustion engines, having a control valve located between high-pressure and low-pressure sides and which opens or blocks the communication of a control chamber with the low-pressure side, and an outlet throttle located between t... | 03/25/2008 |
| 7337857 | Extinguishing or watering system and admixing system therefor including method associated therewith In order to refine an admixing system (100) for admixing at least one extinguishing agent additive (32) to at least one extinguishing agent (22), having at least one extinguishing agent additive pump (34p1, 34p2, 3... | 03/04/2008 |
| 7334742 | Spraying device with droplet hold-back The present application describes a spraying device with droplet hold-back. The droplet hold-back is formed by a baffle, which collects the droplets in a defined volume. From this volume, the droplets can be suctioned by means of a suction opening and supplied to a ... | 02/26/2008 |
| 7334741 | Fuel injector with injection rate control A closed nozzle fuel injector is provided which effectively controls the fuel injection flow rate, especially during an initial portion of an injection event, while also permitting accurate control over pilot and/or post injection flow rates at all operating conditi... | 02/26/2008 |
| 7334743 | Fog generating system and method of installing same A fog generating system (20) includes a fluid feed conduit (22) and extension tube assemblies (26) spaced along the conduit (22). The assemblies (26) include nozzle fittings (40) coupled to extension tubes (32). Misti... | 02/26/2008 |
| 7331329 | Fuel injector with directly controlled highly efficient nozzle assembly and fuel system using same Reducing leakage within fuel injectors is one way in which the efficiency of the overall fuel injection system can be improved. In most fuel injectors that include a direct control needle valve, the needle valve member is still biased toward a closed position by a s... | 02/19/2008 |
| 7325751 | Exhaust duct for a rotary sprayer having a pneumatic turbine The invention relates to a sprayer (1), comprising a pneumatic turbine (5), capable of rotating a bowl (6), the turbine being connected to a pressurized gas supply line (11), for driving said turbine and to a drive gas exhaust line (12... | 02/05/2008 |
| 7325568 | Sprinkler valve manifold A one-piece manifold for use in a sprinkler valve assembly includes an intake pipe having a water inlet and a plurality of ports adapted for fluid connection to inlets of a plurality of respective sprinkler valve assemblies. An outlet is attached to the intake, such... | 02/05/2008 |
| 7326302 | Apparatus and method for processing a substrate An apparatus for processing a substrate has a liquid supply unit, a nozzle unit, a first valve and a second valve. The liquid supply unit has an output port and an input port, and a processing liquid is output from the output port. The nozzle unit has a first port a... | 02/05/2008 |
| 7325754 | Shower nozzle In a shower nozzle of the present invention, a holding portion (1a) having a water flow passage communicating with a hot/cold water inlet formed therein and a water spraying portion (1b) having a plurality of water passing holes provided ... | 02/05/2008 |
| 7316361 | Control valve with pressure compensation for a fuel injector comprising a pressure intensifier A fuel injector with a pressure booster supplied with fuel at high pressure. A work chamber of the pressure booster is separated from a differential pressure chamber via a booster piston. The pressure relief and the subjection to pressure of the differential pressur... | 01/08/2008 |
| 7311266 | Freeze-proof water valve for supplying secondary water to snow making apparatus A freeze-proof water valve (10) for supplying secondary water under pressure in freezing ambient conditions to a snow making apparatus (11) having primary water spray nozzles (12) and secondary water spray nozzles (13,14). The valve housi... | 12/25/2007 |
| 7309027 | Fuel injector for internal combustion engines A fuel injector for injecting fuel that is at high pressure into a combustion chamber of an internal combustion engine has an injection valve member triggered by an actuator and a coupler chamber; the actuator acts on the injection valve member and the injection val... | 12/18/2007 |
| 7303145 | Vehicles and bulk material distribution apparatuses including air flush system and methods An air flush system for a spraying system includes an air compressor unit and an inverter. The air compressor unit integrally comprises a compressor including an electric motor configured to operate upon receipt of alternating current voltage, a tank provided in flu... | 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 |
| 7293720 | Fluid balanced paint system Disclosed herein is a paint circulation system for a painting line, comprising a supply channel, a return channel and a plurality of drop lines downstream of the supply channel and upstream of the return channel, a paint pump means for circulating paint through the ... | 11/13/2007 |
| 7290723 | Aerosol splitter for ELSD The present invention is directed to a device for splitting a propelled aerosol cloud. The device utilizes a curved spray chamber and a thermal technique to divert any desired portion of the aerosol to waste. The remainder of the aerosol is made available to an ELSD... | 11/06/2007 |
| 7278593 | Common rail fuel injector A common rail fuel injector comprises a three-way control valve that controls the flow of high-pressure fuel to a fuel cavity for fuel injection. Specifically, when the control valve is transitioning to a first, on position, from a second, off position, high-pressur... | 10/09/2007 |
| 7275604 | Multi-zone firewall detection system A sprinkler system includes a control panel including a processor, a power supply source, and a memory including software instructions for automatically toggling the system between operating and non-operating modes. The control panel includes controls mated to the p... | 10/02/2007 |
| 7246758 | Metal atomizing device A metal atomizing device includes a casing with an inlet tube for providing liquid metal into the casing and an outlet is defined through the casing. The inlet tube and the outlet share a common axis. A polygonal impact member is located at an outlet of the inlet tu... | 07/24/2007 |
| 7237783 | Accessory cart for striping pavement and other surfaces An accessory cart having a J-shaped frame for removable mounting of a spray gun to convert a conventional airless paint sprayer into a line striper to paint lines on parking lots, curbs, warehouse floors and other pavement surfaces, and which can alternately be used... | 07/03/2007 |
| 7234681 | Solenoid valve The invention relates to a solenoid valve having a coil, a magnet core, an armature, a yoke tube, a pole piece and a valve housing. The sealing and connection between the pole piece and the coil and/or the pole piece and the valve housing is effected by means of res... | 06/26/2007 |
| 7232080 | Nozzle for a spray device A nozzle for a spray device comprising a mixing chamber (3) for a first fluid and a second fluid, said mixing chamber (3) having an exit orifice (24), an inlet feed (8) from an inner tubular passage (4) suitable for carrying the fi... | 06/19/2007 |
| 7228935 | Attachment pin for an exhaust-gas muffler The invention relates to an attachment pin (1) for fixing an exhaust-gas muffler (2) in an apparatus part (4) of a portable handheld work apparatus (5) driven by an internal combustion engine. The exhaust-gas muffler (2) includes e... | 06/12/2007 |
| 7216815 | Control valve for a fuel injector comprising a pressure exchanger A servo-valve for a fuel injector equipped with a pressure booster whose working chamber is separated from a differential pressure chamber by a booster piston in which an actuator can connect a control chamber to a first low-pressure return and the differential pres... | 05/15/2007 |
| 7210639 | Servo-valve-controlled fuel injector A fuel injector having an injection valve connected to a high-pressure source and a control valve including a control piston guided in a valve body and comprising a pressure piston section having a first pressure surface guided in a bush and a control piston section... | 05/01/2007 |
| 7198204 | Pressure washer with improved mobility A portable pressure washer having a pump mechanism that is supported by a plurality of wheels. The pump mechanism has a rearwardly extending inlet connection and a forwardly extending outlet connection. ... | 04/03/2007 |
| 7195464 | Hydraulic axial piston pump A hydraulic axial piston pump comprising a cylinder block closed at sides by a head and by a containment casing for piston actuating a plate, an electric motor coupled to the plate, reversible locking means for a bypass valve inserted in a seat of the body and kinem... | 03/27/2007 |
| 7191959 | Domestic spray device A domestic spray device comprising a liquid reservoir (1), a continuous feed gas pump (3) with a control means (5) for activation thereof, and a means of transferring liquid (2) from the liquid reservoir (1) to a nozzle unit (12... | 03/20/2007 |
| 7188782 | Fuel injector provided with a servo leakage free valve A fuel injector having a pressure booster whose booster piston separates a working chamber, which is continuously acted on with fuel by means of a pressure source, from a differential pressure chamber that can be pressure-relieved; a pressure change in the different... | 03/13/2007 |
| 7178534 | High pressure tube cleaning apparatus An assembly for rotating and axially directing a high pressure spray hose and spray head to clean residue from the bores of thermal transfer tubes. Modular subassemblies are concentrically aligned and mounted to rotate in synchrony and direct a high-pressure water h... | 02/20/2007 |
| 7178742 | Fluid delivery system for spray applicator A fluid delivery system is provided as a modular system. The fluid delivery system provides a fluid to a robotic spray applicator system that may be used to spray a mold with a motor release compound or in-mold coating. The fluid to be dispensed is contained in the ... | 02/20/2007 |
| 7165936 | Adjustable flow turbine nozzle A multiple-passage turbine nozzle with desired predetermined flow properties may be provided with an adjustment member in one or more of its passages to limit the flow therethrough. Turbine nozzle flow is an important performance characteristic that may be difficult... | 01/23/2007 |
| 7159796 | Device for spraying a substance onto a medium A device for spraying at least one substance onto a medium includes a supply of vector gas, a substance feed in communication with a supply of the substance and at least one shutter which interrupts communication between the substance feed and the supply of substanc... | 01/09/2007 |
| 7156259 | Beverage forming and dispensing system A beverage dispensing system includes separate valves for controlling the flow rate of a diluent and a concentrate. Various concentrates of different viscosities can be used and the selected concentrate is identified. The flow rate of the concentrate is determined b... | 01/02/2007 |
| 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 |
| 7146679 | Apparatus and method for cleaning a surface A cleaner for cleaning a surface comprises a floor-engaging portion for moving along the surface. A source supplies a liquid to a distributor, which distributes the liquid from the source on the surface wherein an activating device is operatively connected to the so... | 12/12/2006 |
