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President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 8123151 | Sprinkling gun structure A sprinkling gun structure including a main body having two ends respectively formed with a water inlet and an adaptation hole. An assembling tunnel is transversely formed through the main body between the water inlet and the adaptation hole to communicate therewith... | 02/28/2012 |
| 7429029 | Sealing structure for a rotary valve of a squirt gun The present invention is a sealing structure for a rotary valve of a squirt gun. The rotary valve is placed into a housing of the squirt gun body between an inlet duct and an outlet duct. The rotary valve is provided with a through hole, and both ends of the rotary ... | 09/30/2008 |
| 7350722 | Single valve ready to use sprayer A sprayer head assembly for dispensing a chemical stored within a container comprise a body having a bore and a valve moveably positioned at least partially within the bore. The housing includes passages for carrier fluid and the chemical. A vent passage is also pro... | 04/01/2008 |
| 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 |
| 7284714 | Water shutoff and discharge control apparatus for sprinklers A water shutoff and discharge control apparatus for sprinklers comprises a water intake apparatus mounted to a support seat and swung back-and-forth by a sprinkling control assembly. The water intake apparatus has a tube with a platform and multiple outlets thereon,... | 10/23/2007 |
| 7258286 | Water shutoff and discharge control device for sprinklers A water shutoff and discharge control device for sprinklers comprises a water intake assembly mounted to a support seat and swung back-and-forth by a sprinkling control assembly wherein the water intake assembly has a tube with multiple bores drilled thereon for the... | 08/21/2007 |
| 7252248 | Kitchen aerator having a flow compensator A faucet aerator incorporating a flow compensator in order to allow higher flow rates of water at lower water pressures through the faucet aerator, including a faucet housing having an annular flow channel configured along a longitudinal axis through the faucet hous... | 08/07/2007 |
| 7219850 | Mechanical valve assembly A water spray nozzle assembly includes an internal channel that is sealable by an internal valve having a seat and a disc. A tilting member is operable to tilt the disc at least partially off of the seat, allowing water to flow through the internal channel. The disc... | 05/22/2007 |
| 7201332 | Adjustable spray nozzle An adjustable spray nozzle has a body and a valve assembly. The body has an inlet, a nozzle and a valve chamber. The valve chamber is formed between the inlet and nozzle and has two ends. The valve assembly is mounted in the valve chamber, protrudes from the ends an... | 04/10/2007 |
| 7163449 | Hand held abrasive blaster A hand held abrasive blaster includes a tubular wand housing and an abrasives conduit which extends into the wand housing. The abrasives conduit includes a fixed portion at the rearward end and a rotatable portion at the forward end. A motor rotates the rotatable po... | 01/16/2007 |
| 7156261 | High-speed liquid dispensing modules Liquid dispensing module and methods for dispensing a heated liquid onto a substrate. The dispensing module includes a dispenser body receiving liquid from a heated liquid distribution manifold and an actuator having a housing with an air piston movable in an air ca... | 01/02/2007 |
| 7143956 | Suck back valve A suck back valve includes an ON/OFF valve mechanism which opens/closes a fluid passage by displacing a valve member together with a first piston under an action of a pressure fluid supplied into a first cylinder chamber, and a suck back mechanism which has a suctio... | 12/05/2006 |
| 7108197 | Droplet ejector with oscillating tapered aperture A fluid injection device for ejecting fluid droplets in response to electrical signals comprises an oscillating surface that has one or more tapered apertures, each aperture having a first and second opening. The first opening of each aperture is larger than the sec... | 09/19/2006 |
| 7094049 | Quartz glass single hole nozzle for feeding fluid and quartz glass multi-hole burner head for feeding fluid The present invention provides a quartz glass single hole nozzle for feeding fluid capable of performing high-precision control of a flow rate, a burner for heat processing equipped with the quartz glass single hole nozzle, a quartz glass multihole burner head for f... | 08/22/2006 |
| 7090150 | Activating mechanism for an intercept valve for a spray gun used in water cleaner apparatus The activating mechanism comprises a manually-operated control lever rotatably constrained at a first end thereof to a pivot arranged in proximity of a front portion of a handle grip of a spray gun and an activating lever acting on a pusher element of an intercept v... | 08/15/2006 |
| 7044404 | Pneumatic liquid-delivery device A fluid delivery device for supplying fluids, particularly automotive fluids supplied to fluid reservoirs. To attain this, a vessel configured to hold a liquid includes a pressurized gas inlet configured to receive gas into the vessel through a passageway in an inte... | 05/16/2006 |
| 7007868 | Spraying gun having multi-state water flow control effect A spraying gun includes a gun body, a water guide pipe, a water control bar, and a water control switch. Thus, the driven portion of the water control bar is pushed by either one of the engaging portions of the eccentric urging face of the water control switch, so t... | 03/07/2006 |
| 7000855 | Watering pattern adjustable mechanism for garden nozzles A garden nozzle includes a core piece received in the barrel of the nozzle and the core piece includes an outlet allowing water to come out therefrom. The core piece is in communication with the path defined in the handle and water is provided via the path. A movabl... | 02/21/2006 |
| 6988678 | Garden hose nozzle provided with a whirling action A garden hose nozzle with a rotary outlet includes a hose nozzle, a hose-connecting, and a water valve. The features of the present invention lie in: the rotary outlet is of a rotary structure. The front end of the hose nozzle is provided with a passage notch, where... | 01/24/2006 |
| 6976640 | Air gun with a quick-releasing device An air gun with a quick-releasing device has a body, a head tube attached to the body and a detachably functional tip, wherein the quick-releasing device is attached to a distal end of the head tube to secure the detachably functional tip. The quick-releasing device... | 12/20/2005 |
| 6957667 | Multifunction tube joint A tube joint that can be used as a volume control valve, air sprayer or/and a T-tube. The multifunction tube joint mainly contains: an elongated body, a revolving valve, a stem, a branch, a piston valve rod, a button and a spring. The elongated body contains: a main... | 10/25/2005 |
| 6945509 | Universal valve switch A universal valve switch for signaling the operative state of a valve assembly is disclosed that is attached to the body of the valve assembly using a bracketing arrangement. The valve switch comprises a housing defining a chamber and an aperture formed through the ... | 09/20/2005 |
| 6827327 | Flow resistance setting nozzle A flow resistance setting nozzle capable of easily setting a target flow rate is provided. A metallic block has a through-bore through which a flow path forming metallic pipe is inserted. A pressing member in the form of a rectangular cross-section bar abuts the pip... | 12/07/2004 |
| 6755354 | Suck back valve A suck back valve has a volume-varying mechanism including a cylindrical flexible member which has a flow chamber formed therein for communicating with a fluid passage having a first port and a fluid passage having a second port, a fixing member which fixes a part o... | 06/29/2004 |
| 6738996 | Pullout spray head with pause button A spray head for a faucet or the like has a wand body defining a flow path from an inlet to first and second outlets. Diverter seats are provided so a face seal on a diverter spool can direct flow to the first or second outlet. The spool is positioned by a trigger a... | 05/25/2004 |
| 6672517 | Valve for fuel burner The invention relates to a system made of an oil pump and of a magnet valve for preventing oil from dripping when the oil burner is switched off. The inventive system is provided with an oil pump (23) and a magnet valve (10) which has a closing body (16) ... | 01/06/2004 |
| 6494383 | Control valve configuration for use in a fuel injector for internal combustion engines A control valve configuration is described which is used in a fuel injector for internal combustion engine. The control valve contains a valve body that can be displaced axially in a valve chamber by an actuating device and is formed of two rigidly connec... | 12/17/2002 |
| 6454187 | Water emission control structure of gardening pistol nozzle A gardening pistol nozzle has a water emission control structure comprising a handle tube, a water stopping stem, a press key, and a recovery button. As the press key is pressed, the water stopping stem is forced to displace to allow entry of water from t... | 09/24/2002 |
| 6370713 | Pull-out shower head for kitchen A pull-out spray head, which is connectable with a faucet by a flexible hose, has a water conveyance body disposed within an outer enclosure. The water conveyance body has a cavity which is arranged substantially transversely to the water delivery directi... | 04/16/2002 |
| 6367720 | Electromagnetic fuel injection valve There is required a valve structure which can be easily worked, does not increase a producing cost, can reduce a dispersion in a side gap by restricting an eccentricity and an incline of a valve body and can maintain an injection accuracy high. In particu... | 04/09/2002 |
| 6343389 | Water outlets for an ablutionary device or appliance A water outlet (10) for an ablutionary device has a member which is moved to open and close a vent into the body of the outlet (10). In one embodiment, the outlet (10) is a shower head (10A) having a discharge opening (26) which serves as the vent. A perf... | 02/05/2002 |
| 6296011 | Fluid valve A three position valve suitable for use in a trigger nozzle assembly is disclosed which is suitable for use in kitchen utensil rinsing areas has a valve housing with a bore, a fluid inlet and a fluid outlet. A biased slidable member is positioned in the b... | 10/02/2001 |
| 6250564 | Flow control system for sprayer nozzles The present invention relates to a flow control system for sprayer nozzles. The control system includes a solenoid coil and a solenoid plunger. The solenoid plunger can slide into an adapter body, substantially perpendicular to the direction of fluid flow... | 06/26/2001 |
| 6220527 | Cleaning device having cleaning agent provided therein A cleaning device includes a handle with a longitudinal passage defined therethrough and a hollow shaft is connected to an end of the handle whose the other end is connected to a hose. A valve assembly is connected to the handle and a lower end of the val... | 04/24/2001 |
| 6176438 | Suck back valve having sensor for detecting diaphragm displacement amount A suck back valve comprises an ON/OFF valve, a suck back mechanism, a first sensor for detecting a displacement amount of a first diaphragm of the ON/OFF valve, and a second sensor for detecting a displacement amount of a second diaphragm corresponding to... | 01/23/2001 |
| 6164568 | Device for applying free-flowing material to a substrate, in particular for intermittent application of liquid adhesive A device for applying free-flowing material to a movable substrate (1), especially for intermittent application of liquid adhesive. At least one supply channel (46) feeds free-flowing material and at least one nozzle unit (8) with at least one output chan... | 12/26/2000 |
| 6105832 | High speed, no stringing, hot melt adhesive dispensing head It is therefore an object of the present invention to provide a valve assembly of the general class aforedescribed having the capability of drawing-back the flow of product from the nozzle after valve closing, in a more accurate and precise manner, requir... | 08/22/2000 |
| 6065694 | Flow limiter A flow limiter device for liquid delivery systems including a pipe having a liquid inlet and a liquid outlet, two adjacent chambers within the pipe through which liquid flows between the inlet and outlet, one chamber being smaller than the other chamber, ... | 05/23/2000 |
| 6000629 | Suck back valve with linear actuator and encoder arrangement A suck back valve comprises a linear actuator which displaces a second diaphragm through a stem, an encoder which detects a displacement amount of the linear actuator, and a flow amount controller for controlling a pilot pressure supplied to an ON/OFF val... | 12/14/1999 |
| 5988524 | Suck back valve with sucking amount control mechanism A suck back valve is equipped with a second valve by which a flow amount of a pressurized fluid, which is sucked by a third diaphragm, is electrically controlled based on an output of activation and deactivation signals from a main controller. The suck ba... | 11/23/1999 |
