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| Number | Title | Issue Date |
| 7434750 | Liquid dispensing pistol, in particular for gardening, provided with a dispensing position locking button A liquid spraying pistol for gardening including an external casing passed through by a channel within which a valve is slidingly housed which is biased by a spring and is operable by a start lever which is turnable between a closing position and a maximum opening p... | 10/14/2008 |
| 7213644 | Cavity positioning tool and method In accordance with the teachings of the present invention, a method is provided for preventing formation of sludge in a subsurface cavity having particulate laden fluid disposed therein. The method includes positioning a downhole device having a fluid agitator into ... | 05/08/2007 |
| 7097632 | Automatic valve A valve system is provided that includes a valve connector that has a portion of a first passageway. The valve connector includes a suction port and an introduction port that are spaced apart and in substantially parallel alignment. The suction port and the introduc... | 08/29/2006 |
| 7083157 | Valve with lock-out mechanism and method of using the same A valve assembly includes a valve body having a fluid chamber and a fluid inlet and fluid outlet. A poppet assembly is movably disposed within the chamber and includes a poppet head. The chamber includes a valve seat and is interposed between the fluid inlet and out... | 08/01/2006 |
| 7021501 | Faucet lever lock A lock for a liquid dispensing faucet lever includes a locking member that is attachable to the faucet and can be positioned in a locked position where the lever seats in a notch formed therein to prevent moving the lever from the closed position to the open positio... | 04/04/2006 |
| 6976533 | Method and system for accessing subterranean deposits from the surface Improved An improved method and system for accessing subterranean deposits from the surface that substantially eliminates or reduces the disadvantages and problems associated with previous systems and methods. In particular, the present invention provides an articul... | 12/20/2005 |
| 6347784 | Limited-rotation valve-control knob with override A valve having a housing from which projects a stem rotatable about an axis has an actuating assembly with an abutment ring fixed on the housing, formed with an annular slot, and having an abutment projecting radially into the slot. A knob mounted on and ... | 02/19/2002 |
| 6032922 | Fluid flow control valve and actuating mechanism A fluid flow control valve is provided comprising a valve seat inside a housing for defining a passage opening in the housing and a valve seal positioned against the valve seat for closing off fluid flow. A push rod extends from the valve seal and through... | 03/07/2000 |
| 5842681 | Pivotal hopper tee with alignable swing-away hopper tee assembly A swing-away hopper tee assembly for attachment at the discharge end of a hopper. The hopper tee assembly has a mounting frame for attachment at the discharge opening of the hopper. The mounting frame associates with alignment pins on a bottom side for al... | 12/01/1998 |
| 5495966 | Fluid container plug A fluid container plug is disclosed in which, if a button of the plug is pressed, the content of the container can be discharged by inclining the container, and if another button is pressed, the container is locked shut, so that the container can be manip... | 03/05/1996 |
| 5435339 | Manual air relief valve A manually operable pressure relief valve for swimming pool filter systems and the like, including a valve housing, a valve stem movable axially in the housing to open and close the valve, and a top cover that serves as an operating handle. The valve hous... | 07/25/1995 |
| 5386600 | Latching foot pedal actuated tap water flow controller An assembly with valves (16) and (20) that permits fluid flow through the invention when the foot pedal (13) is depressed. A mechanism engaged by depressing toe kick (11) will latch pedal (13) in a position where fluid flow continues after the foot is rem... | 02/07/1995 |
| 5294091 | Stop cock for a liquid container A stop cock for a liquid container, comprising a substantially annular valve housing, a circular valve rotatably mounted in the valve housing, a handle mounted on an operational shaft for rotating the valve between a closed and open position, a seat mount... | 03/15/1994 |
| 5211313 | Dispensing taps A dispensing tap of the type which is attached to a cask or a bottle is described. The tap body having an inlet and an outlet and a valve element controlling the outlet. A small bore capillary tube is attached to the inlet of the tap and a sleeve surround... | 05/18/1993 |
| 5133938 | Lockable valve mechanism for sample pouch A lockable valve mechanism for introducing a liquid sample into an associated reaction vessel includes a valve body, and a valve member rotatably mounted thereon. The valve member is movable from an open position, wherein inlet and outlet passages of the ... | 07/28/1992 |
| 4809948 | Butterfly valve assembly and method of making same A butterfly valve assembly and method of making the same are provided wherein such valve assembly has a valve body structure and a closure structure and is provided with a new device for locking, in its closed position, a shaft assembly which is used to o... | 03/07/1989 |
| 4802313 | Abrasive blasting system An abrasive blasting system which includes an improved mixing and control valve assembly together with an improved manually operable discharge nozzle assembly. The mixing and control valve assembly comprises a housing defining first and second chambers co... | 02/07/1989 |
| 4678159 | Manually actuated fluid flow control valve and method of making same A manually actuated fluid flow control valve assembly and method of making same are provided wherein the valve assembly has an associated support structure and has a manually operated handle operatively connected to a closure device for the valve assembly... | 07/07/1987 |
| 4658857 | Control valve with split disc A control valve utilizing the conventional dual wafer check valve, which check valve has a pair of semicircular plates pivotally mounted about a pivot rod at the adjacent straight edge surfaces thereof. The plates are mounted by hinge brackets that allow ... | 04/21/1987 |
| 4538788 | Valve mechanism for can filling machines A valve mechanism for positive displacement, rotary receptacle filling machines having vertically movable valve stems operable by fixed cam tracks employs cam followers pivoted on the valve stems for movement in a vertical plane and horizontally settable ... | 09/03/1985 |
| 4503915 | Proportioning system System for distributing secondary fluid into a primary fluid, as in a fire-fighting system, including a proportioner having plurality of passages, each of which is sized for the amount of secondary fluid necessary for a particular one of a plurality of fi... | 03/12/1985 |
| 4460011 | Sandblasting nozzle and control assembly A control valve assembly to be assembled with a discharge nozzle of a sandblasting abrasive cleaning system or the like, comprising a valve housing having an elongated valve chamber to be connected at an inlet end to a supply conduit, a bulge formation on... | 07/17/1984 |
| 4240523 | Motorized crankcase oil changing system A reversible fluid pump is driven by a reversible electric motor under the control of a three position toggle switch wired for off, forward and reverse. One port of the pump is connected to a four position valve, one position of which is off. A hose to a ... | 12/23/1980 |
| 4201253 | Gas pump lever blocking member A gas pump lever blocking member including an elongated member with a first end adapted to engage the lever and a second end adapted to engage the lever guard in a plurality of positions corresponding to varying gas flow rates through the pump. The elonga... | 05/06/1980 |
| 4147152 | Projectile propulsion and control in a gas-powered gun A projectile is propelled from the gun when a valve that controls the gas storage chamber of the gun is momentarily unseated, thereby admitting a short burst or charge of gas into the space immediately behind the projectile. The barrel that confines and c... | 04/03/1979 |
| 4077601 | Adjustable pinch clamp An inexpensive adjustable pinch clamp or valve for use on flexible conduits carrying a fluid having an adjustable locking cam to maintain a selected closure of the conduit.... | 03/07/1978 |
| 4040456 | Openable bottom loading adapter for transport tank A fabricated adapter valve for mounting on the exterior of a transportation tank for liquid, such as for instance gasoline or oil, providing for coupling with a compatible loading coupler of a loading island, for loading the liquid into the transportation... | 08/09/1977 |
