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| Number | Title | Issue Date |
| 7854399 | Flow controllable shower arm As a method to conserve water, a flow controllable shower arm or an adaptive fitting attachment to an existing shower arm having an unobtrusive and relatively unobservable tool-operative feature, which allows authorized personnel in possession of a particular tool t... | 12/21/2010 |
| 7306170 | Lawn sprinkler flow control device and tool therefor A device for restricting water flow through a conduit in a landscape sprinkler system, wherein the conduit comprises a hollow pipe having an interior wall, the device comprising a generally rigid disc having an external periphery shaped to conform to the interior wa... | 12/11/2007 |
| 7232081 | Spray nozzle with adjustable ARC spray elevation angle and flow An adjustable spray nozzle with adjustable arc of coverage as well as spray elevation angle and flow rate. A very simple adjustable arc of coverage spray nozzle configuration is also disclosed which may be easily assembled for a particular precipitation rate and/or ... | 06/19/2007 |
| 6971591 | Tamper-resistant flow modifier assembly A tamper resistant aerating/laminarizing assembly includes a slotted, annular retainer piece that threads into the faucet spout or a separate spout extension so that it is recessed back from the opening and thereby hidden and difficult to operate without a special k... | 12/06/2005 |
| 6942164 | Rotating stream sprinkler with turbine speed governor A rotating stream sprinkler of the type having a rotatable deflector with spiral vanes engaged by one or more water jets for imparting a rotary drive torque to the deflector, which converts the jets into a plurality of relatively small outwardly projected water stre... | 09/13/2005 |
| 6883727 | Rotating stream sprinkler with ball drive A rotating stream sprinkler of the type having a rotatable vaned deflector for stepwise sweeping of relatively small water streams over surrounding terrain to irrigate adjacent vegetation. The sprinkler includes a turbine driven ball drive rotor having at least one ... | 04/26/2005 |
| 6869026 | Rotary sprinkler with arc adjustment guide and flow-through shaft A rotary sprinkler having an adjustable arc segment whose angular extent and absolute direction relative to the ground are represented by an arc indicator, which arc indicator may comprise a band whose visible length represents the angular extent and whose position ... | 03/22/2005 |
| 6802458 | Sprinkler with nozzle gate valve A nozzle gate valve is provided in an irrigation sprinkler for quick and easy shut-off of water flow to a sprinkler spray nozzle. The gate valve is mounted within a sprinkler spray head at an upstream side of the nozzle for displacement between open and closed posit... | 10/12/2004 |
| RE38526 | Electrostatic rotary atomizing spray device with improved atomizer cup An electrostatic, liquid spray, rotary atomizer has an atomizer housing, a power supply within the housing and an atomizer cup at a front end of the housing. The atomizer cup, which is formed of a non-conductive material, has several elongate conductive pathways emb... | 06/08/2004 |
| 6732950 | Gear drive sprinkler An improved gear drive sprinkler has a pop-up spray head adapted for adjustable part-circle or full circle operation to deliver irrigation water over a selected terrain area. The sprinkler includes a pop-up riser; a gear drive transmission mounted within the riser i... | 05/11/2004 |
| 6651905 | Adjustable arc, adjustable flow rate sprinkler A sprinkler head includes a base having a lower and adapted for attachment to a sprinkler system component; an elongated steam supported within the base; a nozzle and a fixed deflector supported within the stem, the nozzle and deflector cooperating to def... | 11/25/2003 |
| 6491235 | Pop-up sprinkler with top serviceable diaphragm valve module A top serviceable pop-up sprinkler includes a main cylindrical outer housing having a female threaded inlet at a lower end thereof A spring biased tubular riser is mounted inside the outer housing for vertical reciprocation through an opening in an upper ... | 12/10/2002 |
| 6422489 | Locking apparatus for a nozzle exchange apparatus A nozzle exchanging or mounting apparatus is provided for use in exchanging nozzles utilized for vacuum sucking a semiconductor device and various electric components in a surface mounting apparatus. The nozzle exchanging or mounting apparatus includes a ... | 07/23/2002 |
| 6409094 | Structure of fuel injector adjustable in fuel jet characteristic A fuel injector is provided which has an improved structure capable of adjusting fuel jet characteristics such as the quantity of fuel to be injected to an engine and a fuel injection time lag after the fuel injector is assembled. The fuel injector includ... | 06/25/2002 |
| 6367708 | Pop-up micro-spray nozzle A sprinkler head apparatus includes two separately molded members secured together independently of a water volume control member. A number of selectively removable devices that withstand the forces of water in irrigation systems and can be easily removed... | 04/09/2002 |
| 6227455 | Sub-surface sprinkler with surface accessible valve actuator components A pop-up sprinkler has a diaphragm-type valve in the lower end thereof which is actuated by a remote pilot valve. The pilot valve may be either solenoid actuated, or hydraulically actuated by a suitable valve actuator component. In a first embodiment an u... | 05/08/2001 |
| 6082633 | Interactive toy sprinkler A toy sprinkler (10) is disclosed comprising a hub assembly (12) having a water pressure activated spinning cap member (68) and a manifold member (64) connected to a pressurized water source. Multiple right angle arm assemblies (14, 16, and 18) are connec... | 07/04/2000 |
| 6053437 | Electrostatic rotary atomizing spray device with improved atomizer cup An electrostatic, liquid spray, rotary atomizer has an atomizer housing, a power supply within the housing and an atomizer cup at a front end of the housing. The atomizer cup, which is formed of a non-conductive material, has several elongate conductive p... | 04/25/2000 |
| 5947377 | Electrostatic rotary atomizing spray device with improved atomizer cup An electrostatic, liquid spray, rotary atomizer has an atomizer housing, a power supply within the housing and an atomizer cup at a front end of the housing. The atomizer cup, which is formed of a non-conductive material, has several elongate conductive p... | 09/07/1999 |
| 5762270 | Sprinkler unit with flow stop A sprinkler unit comprises a housing having an inlet for connecting to a source of water, an outlet, passage means connecting the inlet to the outlet, a nozzle detachably mounted in the outlet for distributing a stream of water outward from the housing, a... | 06/09/1998 |
| 5725073 | Fluid metering device and compressed air lubricator including same An adjustable oil metering valve for a compressed air lubricator includes a lower, fixed member (20) having a central, downwardly extending oil delivery nozzle (30) and a peripherally ramped upper surface (29) in communication with the nozzle (30). Seated... | 03/10/1998 |
| 5413134 | Winterizing system for an underground sprinkler system A winterizing system (10) for underground sprinkler systems which can be newly installed during the sprinkler system installation, or can be utilized as a retrofit design, having a single valve means (13) and a drive shaft (19) to allow winterization comp... | 05/09/1995 |
| 5383606 | Fuel injection valve and method for adjusting a fuel injection valve A fuel injection valve and method for adjusting the static fuel quantity output ejected during the steady opening state of the fuel injection valve. In the method according to the invention, the static fuel quantity is adjusted directly in the otherwise c... | 01/24/1995 |
| 5355905 | Underground sprinkler system and methods for winterizing and installing the same A winterizing system (10) for underground sprinkler systems which can be newly installed during the sprinkler system installation, or can be utilized as a retrofit design, having a single valve means (13) and a drive shaft (19) to allow winterization comp... | 10/18/1994 |
| 4783009 | Calibration adjustment of electromagnetic fuel injectors A fuel injector includes a housing (2) having fuel upstream inlet and downstream discharge end portions. The discharge end portion is adapted to adjustably receive a valve assembly (9). The valve assembly, in turn, includes a valve poppet (18), seat (17) ... | 11/08/1988 |
| 4729511 | Pop-up sprinkler A sprinkler includes a housing with an inlet port through which to supply a flow of liquid to the housing interior and a stem disposed at least partially within the interior of the housing for movement between a retracted position and an extended position... | 03/08/1988 |
| 4476020 | Strainer assembly for granular media filters The strainer assembly comprises a body (1) which is to be mounted in the floor (14) of the filter and which has open upper and lower ends. A hollow open ended stem (3) has an external screw-thread (4) which engages with an internal screw-thread (2) in the... | 10/09/1984 |
| 4345717 | Low pressure fuel injection system A low pressure fuel injection system for an engine, which system comprises an injector having a body, a fuel passage in the body, an outlet orifice, a valve obturator element, a spring which causes the valve obturator element to close the outlet orifice o... | 08/24/1982 |
| 4189099 | Spray head A sprinkler spray head consisting of three components preferably molded of plastic material, namely, a body member, a cap member and a flow control member. The mounting and sealing of the components is such that several different spray patterns can be obt... | 02/19/1980 |
| 4092001 | Fuel injection nozzle for internal combustion engines A fuel injection nozzle for internal combustion engines which includes a blind bore disposed transversely to the axis of the nozzle, in which bore is provided an adjustment mechanism for exteriorly varying the pre-loaded tension of a closing spring acting... | 05/30/1978 |
