| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 137001000 |
PROCESSES
| 3249 |
| 137561000 |
SYSTEMS
| 2272 |
| 137455000 |
LINE CONDITION CHANGE RESPONSIVE VALVES
| 1488 |
| 137343000 |
WITH CASING, SUPPORT, PROTECTOR OR STATIC CONSTRUCTIONAL INSTALLATIONS
| 481 |
| 137551000 |
WITH INDICATOR, REGISTER, RECORDER, ALARM OR INSPECTION MEANS
| 300 |
| 137315010 |
WITH REPAIR, TAPPING, ASSEMBLY, OR DISASSEMBLY MEANS
| 254 |
| 137334000 |
WITH HEATING OR COOLING OF THE SYSTEM
| 220 |
| 137803000 |
FLOW AFFECTED BY FLUID CONTACT, ENERGY FIELD OR COANDA EFFECT (E.G., PURE FLUID DEVICE OR SYSTEM)
| 189 |
| 137386000 |
LIQUID LEVEL RESPONSIVE OR MAINTAINING SYSTEMS
| 177 |
| 137154000 |
DIVERSE FLUID CONTAINING PRESSURE SYSTEMS
| 156 |
| 137870010 |
SELF-PROPORTIONING OR CORRELATING SYSTEMS
| 155 |
| 137544000 |
WITH MEANS FOR SEPARATING SOLID MATERIAL FROM THE FLUID
| 154 |
| 137223000 |
INFLATABLE ARTICLE (E.G., TIRE FILLING CHUCK AND/OR STEM)
| 128 |
| 137801000 |
FAUCETS AND SPOUTS
| 127 |
| 137798000 |
WITH COUPLING
| 115 |
| 137067000 |
DESTRUCTIBLE OR DEFORMABLE ELEMENT CONTROLLED
| 98 |
| 137560000 |
COMBINED
| 72 |
| 137780100 |
AMBIENT CONDITION CHANGE RESPONSIVE
| 65 |
| 137312000 |
WITH LEAKAGE OR DRIP COLLECTING
| 65 |
| 137237000 |
WITH CLEANER, LUBRICATION ADDED TO FLUID OR LIQUID SEALING AT VALVE INTERFACE
| 65 |
| 137150100 |
HIGHSPEED FLUID INTAKE MEANS (E.G., JET ENGINE INTAKE)
| 60 |
| 137383000 |
WITH LOCK OR SEAL
| 38 |
| 137272000 |
HYDRANT TYPE
| 38 |
| 137215000 |
BACK FLOW PREVENTION BY VACUUM BREAKING (E.G., ANTI-SIPHON DEVICES)
| 38 |
| 137123000 |
SIPHONS
| 24 |
| 137268000 |
WITH HOLDER FOR SOLID, FLAKY OR PULVERIZED MATERIAL TO BE DISSOLVED OR ENTRAINED
| 19 |
| 137255000 |
PLURAL TANKS OR COMPARTMENTS WITH PARALLEL FLOW
| 17 |
| 137038000 |
CONTROL BY CHANGE OF POSITION OR INERTIA OF SYSTEM
| 16 |
| 137082000 |
PRESSURE MODULATING RELAYS OR FOLLOWERS
| 14 |
| 137059000 |
FREEZE CONDITION RESPONSIVE SAFETY SYSTEMS
| 14 |
| 137800000 |
WITH CLOSURE
| 13 |
| 137247000 |
WITH LIQUID VALVES OR LIQUID TRAP SEALS
| 12 |
| 137269000 |
CONVERTIBLE
| 8 |
| 137234600 |
WITH VEHICLE GUIDE OR SUPPORT, E.G., SERVICE STATION
| 6 |
| 137454200 |
REMOVABLE VALVE HEAD AND SEAT UNIT
| 6 |
| 137236100 |
DISTRIBUTION SYSTEMS INVOLVING GEOGRAPHIC FEATURES | 5 |
| 20100018586 | SYSTEM AND METHOD FOR MATERIAL DISTRIBUTION IN AN AQUATIC ENVIRONMENT - A system for the application of material such as pesticides, herbicides, and the like, within a body of water. The system includes a conduit extending into the body of water and having a distal end for discharging material into the body of water. The conduit is coupled to an adjustable fixture for adjusting the length of the conduit, which in turn adjusts the depth at which the material is applied to the body of water. The conduit is also coupled to a material handling system for regulating the flow of material to the conduit and out the distal end. The system may be mounted on a vessel that includes electronic controls and guidance systems for controlling the application of material. | 01-28-2010 |
| 20100089463 | Corrosion Resistant Alloy Weldments In Carbon Steel Structures and Pipelines To Accommodate High Axial Plastic Strains - A method and apparatus for joining materials having primarily ferritic properties is described. The method includes joining the ferritic materials using a welding process and a weld material having a primarily austenitic microstructure. The resulting weldment enhances the properties of yield ratio, uniform elongation, toughness and tearing resistance thereby producing superior strain capacity. High strain capacity produces a structure that accommodates high axial loading. The weldment can also accommodate larger than conventional weld flaws while maintaining sufficient strength, tearing resistance, and fracture toughness under high axial loading. | 04-15-2010 |
| 20100269914 | AT-SURFACE TOOL FOR PULSE-INJECTION OF LIQUIDS - For pulsed injection of liquids into the ground, the tool has a rotating cylinder, having through-slots. The tool has an insert, which is pressed against the rotating cylinder. As the cylinder rotates, the slots in the rotor cover/uncover the slots in the insert, creating the required pulses. By suitably shaping the slots, the pulses can have a fast rise-time from closed to open. The insert is shaped to minimize flow interference. | 10-28-2010 |
| 20120031505 | IRRIGATION SYSTEM AND METHOD - Systems and methods for providing irrigation to plants are provided. The system generally includes a fluid distribution structure having a barrier layer and a hydrophilic layer. The fluid distribution structure can additionally include a plurality of channels. Each channel can be associated with a non-woven material or other volume providing element overlayed by a filter layer. A fluid supply tube may be provided at a first end of the fluid distribution structure, and a drainage tube may be disposed along a second end of the fluid distribution structure. Where the fluid distribution structure includes channels, a supply tube and a drainage tube, the channels generally extend between the supply tube and the drainage tube. Fluid collected by the drainage tube can be recirculated to the supply tube, or can be collected or disposed of. | 02-09-2012 |
| 20120085431 | DOWNSPOUT DISTRIBUTOR - An improved downspout diverter to diffuse water flowing out of a downspout in order to avoid erosion. The improved downspout diverter employs a highly effective progression of diffuser elements, and also provides a more aesthetic appearance, improved manufacturability, a stronger molded design, and eliminates the problem of debris clogging the diverter. | 04-12-2012 |
| 137330000 |
NON-VALVING MOTION OF THE VALVE OR VALVE SEAT | 5 |
| 20120125449 | EXPANSION VALVE WITH A PLUG AND A FLOW SELECTOR - The invention relates to a valve device including a built-in expansion valve and a flow selector. The valve function is provided by a blocker mounted so as to be inverted. The expansion valve is arranged laterally and communicates with a high-pressure chamber immediately downstream from the blocker and with a low-pressure chamber via a side passage. A device for mechanically controlling the blocker is provided in a chamber sealingly separated from the high-pressure chamber and from the low-pressure chamber. A flow selector in the form of a disc with a calibrated opening is provided in the low-pressure chamber, the disc engaging with a passage directly linked to the outlet of the device. The mechanical control device engages with a control pin of the disc. | 05-24-2012 |
| 20080223450 | FLOW CONTROL VALVES - A flow control valve includes a seal member disposed within an annular space. The annular space is defined between at least one of bearing fitting portions of a flow path defining member and a corresponding valve shaft portion of a valve member opposing to each other in a radial direction with respect to an axis of the valve shaft portion and between an end face of a corresponding bearing and an end face of a valve body portion opposing to each other in a direction of the axis. The seal member can seal between the bearing fitting portion and the corresponding valve shaft portion with respect to the radial direction and can also seal between the corresponding bearing and the valve body portion with respect to the axial direction. | 09-18-2008 |
| 20100276011 | ALTERNATING STATE FLOW VALVE - An improved sequencing fluid control valve comprising a housing having inlet and outlet ports, a valve seat disposed within the housing, a collapsible valve member disposed within the housing and forming a chamber and a bulb. A sequencing means disposed within the chamber that controls the axial motion of the valve member in response to application of fluid pressure at the inlet such that the motion of valve member alternates between an open free flowing state and a closed restricted flow state. Housing and valve member cooperate in the open position to provide an annular flow path that does not require the fluid flow direction to substantially change while flowing from inlet to outlet. Housing and valve member bulb cooperate in the closed position to form a circumferential seal to restrict the fluid flow. Alternative embodiments including viscous damping means and variations on the housing mount are described. | 11-04-2010 |
| 20100282338 | Selectively movable seat arrangement and method - Disclosed herein is a selectively movable seat arrangement. The seat arrangement includes, one or more seat members movable between a passable position where a member is passable therethrough and an impassable position where the member is prevented from passing therethrough, and a counter in operable communication with the one or more seat members, the counter capable of allowing movement of the one or more seat members to the passable position to allow passage of a member a selected number of times and then to the impassable position thereby preventing passage of another such member for a period of time. | 11-11-2010 |
| 20120097265 | RESTRICTION ENGAGING SYSTEM - A restriction engaging system includes, a restriction engager, one or more restrictions, and at least one counter configured to permit or prevent passage of a restriction engager through one of the one or more restrictions. | 04-26-2012 |
| 137219000 |
LARNER-JOHNSON TYPE VALVES; I.E., TELESCOPING INTERNAL VALVE IN EXPANDED FLOW LINE SECTION | 4 |
| 20160004256 | PRESSURE INDEPENDENT CONTROL AND BALANCING VALVES - A device having pressure independent control and balancing valves, suitable for use in a hydronic system, comprises a seat, a plug having an upstream surface and a downstream surface, and a piston, wherein the seat, plug and piston are aligned coaxially, a controller determines the size of a first flow restriction between the upstream surface of the plug and the seat, the piston is operable to move in response to differential pressure across the first restriction and a predetermined force, the position of the piston relative to the downstream surface of the plug determining the size of a second flow restriction thereby in use maintaining a substantially constant differential pressure across the first restriction. | 01-07-2016 |
| 20080216899 | DIMENSIONAL TOLERANCE STACK COMPONENT AND ASSEMBLY COMPLIANT DESIGN - An actuator, comprising: a housing having a first end and a second end; an actuating device received within an opening located at the second end, the actuating device being secured within the housing by a screw plate; and a biasing device for providing a biasing force to the actuating device when the actuating device is secured within the housing, the biasing device being integrally formed with either the housing or the screw plate or both of them. | 09-11-2008 |
| 20080245419 | High-volume axial valve - An axially oriented valve for regulating the flow of a fluid, to provide an efficient and quick cycling control of a high volume of air or other fluid flow through the valve, with a minimum of flow resistance when the valve is in the open position. The axial valve includes a valve body having a valve inlet, a valve outlet, and a valve chamber. An annular shaped valve seat within the valve chamber is positioned proximate to the valve inlet, and a piston is contained within the valve chamber, movable within the valve chamber, the piston movable along the axis of the valve, between an open position and a closed position. The piston includes an internal piston chamber and a head seat sealable upon the valve seat with the piston in the closed position, and the piston actuateable between the open valve position and the closed valve position. | 10-09-2008 |
| 20140109986 | Drain Plug - A drain plug for selectively draining a source of fluid is described, and which includes first, second and third portions which provide coaxially aligned fluid passageways which extend therethrough, and wherein the second portion is moveable relative to the first and third portions between a first position which substantially occludes, and prevents the passage of fluid through the coaxial aligned fluid passageways, and a second position where fluid is allowed to pass therethrough and may be collected for disposal as required. | 04-24-2014 |
| 137342000 |
WITH FLUID SYSTEM SUPPORT FOR WORKMAN OR NON-SYSTEM MATERIAL | 4 |
| 20100071782 | RETAINER FOR COMPONENT CONNECTORS - One or both of two components that are joinable by a connector ( | 03-25-2010 |
| 20100243075 | HYDROCARBON TRANSFER SYSTEM WITH HORIZONTAL DISPLACEMENT - A hydrocarbon transfer system comprising a first structure with a length direction and a transverse direction having a frame carrying a fluid transfer duct with at its end a fluid connecting member for connecting to a second structure which is moored alongside the first structure and wherein the fluid transfer duct is placed on a movable frame part which is displaceable in the transverse direction. | 09-30-2010 |
| 20120273063 | DEPLOYABLE OPERATOR INTERFACE FOR AN AGRICULTURAL VEHICLE - An operator interface assembly is provided that includes a frame having a first end configured to rotatably couple to a first lateral frame tube of an agricultural vehicle, and a second end configured to transition between a raised position adjacent to a second lateral frame tube of the agricultural vehicle and a lowered position beneath the second lateral frame tube via rotation of the frame about the first end. The operator interface assembly also includes a fluid inlet coupled to the frame, and configured to provide fluid to the agricultural vehicle. In addition, the operator interface assembly includes a valve coupled to the frame, and configured to control fluid flow from the fluid inlet to the agricultural vehicle. The fluid inlet and the valve are positioned adjacent to the second end of the frame, and directed laterally outward with respect to the agricultural vehicle. | 11-01-2012 |
| 20140048153 | FLUID DELIVERY DEVICE - Fluid delivery systems and methods for using fluid delivery systems are rotatable around two axes. In one embodiment, the fluid delivery system has a reduced swing radius and/or a reduced clearance area needed to rotate the fluid delivery device about one of the axes. The reduced swing radius and/or reduced clearance area allow for a more compact footprint of the fluid delivery system and a larger ratio of flow rate of fluid per unit of required clearance area. | 02-20-2014 |
| 137797000 |
FRANGIBLE | 3 |
| 20110120580 | LIQUID CHANNEL DEVICE AND PRODUCTION METHOD THEREFOR - The present invention relates to a liquid channel device capable of easily opening the liquid channel from the closed mode, including a base plate in which a liquid channel, through which a liquid containing at least one of a sample and a reagent, flows, and a metering chamber for holding the liquid, are formed to at least one side thereof, the metering chamber has a liquid transport section for transporting the liquid inside the chamber downstream, and this liquid transport section is operated by means of external pressing on a cover plate in the area opposite the metering chamber. | 05-26-2011 |
| 20130299024 | FILL VALVE FOR USE WITH A PRESSURIZED FLUID CONTAINER - A fill valve ( | 11-14-2013 |
| 20150034194 | Sterility Retaining Medical Connector Assembly and Method - A medical connector assembly for establishing a fluid connection between a first medical device and a second medical device includes a multi-use connector and a plurality of single-use connectors connected in series. The multi-use connector has a proximal end opposite a distal end along a longitudinal length thereof. The plurality of single-use connectors each have a proximal end opposite a distal end along a longitudinal length thereof. The distal end of the multi-use connector is releasably connected to the proximal end of a first of the serially-connected single-use connectors. When a second of the serially-connected single-use connectors is disconnected from the first single-use connector, the first single-use connector remains connected to the multi-use medical connector as a sterility retaining cover. | 02-05-2015 |
| 137047000 |
SPEED RESPONSIVE VALVE CONTROL | 2 |
| 20110315234 | FLUID CONTROL SYSTEM FOR STEERABLE AGRICULTURAL IMPLEMENT - An agricultural implement system is provided that includes a valve in fluid communication with first and second actuating cylinders and with first and second fluid conduits. The valve is configured to control fluid flow from the first and second fluid conduits to the first and second actuating cylinders. Furthermore, a controller is communicatively coupled to first and second pressure sensors and to the valve. The first pressure sensor is coupled to the first fluid conduit, and the second pressure sensor is coupled to the second fluid conduit. The controller is configured to determine whether the first fluid conduit or the second fluid conduit is supplying fluid to the valve based on signals from the first and second pressure sensors, and to automatically control fluid flow to the first and second actuating cylinders such that wheel assemblies are rotated to a desired angle relative to an implement frame. | 12-29-2011 |
| 20090139580 | Apparatus for the production of leno fabric - A leno device uses the link mechanisms ( | 06-04-2009 |
| 137065000 |
COMBUSTION FAILURE RESPONSIVE FUEL SAFETY CUT-OFF FOR BURNERS | 2 |
| 20080216897 | Safety switch of gas stove - A safety switch of a gas stove includes a main member including a cone valve chamber, a first chamber, a second chamber, an input tunnel, a first output tunnel and a second output tunnel connected to the second chamber and outside. A close member, an electromagnetic valve and a first temperature controller are mounted in the valve chamber, the first chamber and the second chamber respectively. A second temperature controller and a knob set are mounted on the main member. The knob set is connected to the close member, the first temperature controller and the electromagnetic valve to turn the close member and activate the first temperature controller and the electromagnetic valve for control of gas flowing into the input tunnel or flowing out of the first and second output tunnels. The present invention provides the functions of sequent ignition, shut the gas when flame is out, and temperature control. | 09-11-2008 |
| 20100018585 | DEVICE FOR CONTROLLING THE DELIVERY OF A COMBUSTIBLE GAS TO A BURNER APPARATUS - A device for controlling the delivery of a combustible gas to a burner apparatus is provided including a main gas-delivery duct in which there is at least one servo-assisted diaphragm valve including a valve seat associated with a corresponding closure member with diaphragm control for opening the seat against the action of a resilient biasing member. The diaphragm valve includes a respective control solenoid valve with an electromagnetic operator for controlling the corresponding valve, the solenoid valve being arranged to bring about the opening/closure of a duct of a respective servo-assisted control circuit so as to operate the closure member of the valve indirectly, by the diaphragm control. The duct of the control circuit putting a portion of the main duct that is disposed upstream of the valve seat with respect to the direction of the gas-flow into flow communication with a respective control chamber of the diaphragm valve. | 01-28-2010 |
| 137309000 |
REVERSING VALVES - REGENERATIVE FURNACE TYPE | 1 |
| 20120024398 | MULTI-WAY REVERSING VALVE - A multi-way reversing valve where a high-pressure passage part into which a high-pressure fluid is introduced is formed in a valve member. A valve seat part and valve chamber are in a valve body. First and second inlet/outlets (in communication with an outlet of the high-pressure passage part) are formed in the valve seat part. A low-pressure fluid is introduced into the valve chamber via the first or second inlet/outlet. An outlet-side end part of the high-pressure passage part is adapted to slide while pressed against a part of the valve seat part between the first and second inlet/outlet during a transitional stage of flow path reversal. The positions/dimensions/shapes of the outlet of the high-pressure passage part (and the first, second inlet/outlets) are designed so the high-pressure passage part outlet is in communication with at least one of the first/second inlet/outlet even during the transitional stage of flow path reversal. | 02-02-2012 |
