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US20130319542 |
GATE VALVE ASSEMBLY FOR INSTALLATION IN PRESSURIZED PIPES
A gate valve is disclosed that may be installed in a pressurized pipe or conduit. The gate valve includes a cylindrical gate housing that has a slot through which a rectangular gate slides between... |
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US20140083546 |
FLOW CONTROL FOR LARGE DIAMETER CONDUITS
A slide blind controls flow through conduits at a flanged connection. The slide blind has a right and left working plates configured such that one of the working plates is sealed between the... |
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US20150053281 |
DLC-COATED GATE VALVE IN PETROLEUM PRODUCTION OR WATER INJECTION
The invention provides a gate valve (1) for control of petroleum production or water injection, distinctive in that at least one surface subject to sliding in operation of the valve comprises a... |
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US20110140027 |
GATE VALVE
A gate valve and a method for making a gate valve for use with abrasive fracturing fluids, include provided enlarged spaces in the gate valve body wherein sand or other debris from the fracturing... |
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US20150247578 |
GATE VALVES FOR INSTALLATION IN PRESSURIZED PIPES
A gate valve assembly is disclosed that may be installed in a pressurized pipe or conduit. The gate valve assembly includes a nozzle that is connected perpendicularly to the pipe. The nozzle... |
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US20140144248 |
FLOW METERING VALVE
A valve includes a housing, a stern supported by the housing, and a valve member coupled to the stem. The valve member has a first passage defined therein with a metering flow profile, An... |
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US20130026407 |
MULTI-SEAL KNIFE GATE VALVE
In order to compensate for the drawbacks of metal sheet-type knife gate valves having excellent durability but poor sealing capability, and of rubber sheet-type knife gate valves having good... |
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US20110240135 |
Pig Receiver Assembly
A pig receiver and method retrieve pigs in pipeline pigging operations. In one embodiment, a pig receiver includes a pig receiver unit. The pig receiver also includes a pig gate valve assembly... |
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US20060226391 |
Water valve with expanding fittings
A water valve with expanding fittings includes a valve body having an inlet pipe and an outlet pipe extending outward from the valve body. The inlet pipe is formed from an annular wall having an... |
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US20140023460 |
SLIT VALVE DOOR WITH MOVING MATING PART
Embodiments disclosed herein generally relate to a slit valve door assembly for sealing an opening in a chamber. A slit valve door that is pressed against the chamber to seal the slit valve... |
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US20110089353 |
SEISMIC SAFETY VALVE AND VALVE ACTUATOR
A safety valve is positioned in supply plumbing that supplies a fluid medium such as natural gas to a point of use structure such as a home. A mechanical actuator is provided remote from the... |
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US20080111094 |
Air compressed sluice valve
The present invention provides an improved structure of an air compressed valve comprising a sluice pipe and a sluice outlet, wherein the sluice pipe has an external screw pattern and a blockade... |
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US20130056670 |
Gate Valve With Equalizer Port
A gate valve is comprised of a gate movable between open and closed positions within a valve body, and gate having defined through it an equalizer port or passageway between opposite sides of the... |
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US20150147206 |
VALVE FOR METERING MEDIA IN THE MICRO-QUANTITY RANGE
This invention relates to a valve for metering filled and/or pasty media. In accordance with an embodiment, the valve comprises a valve element having a metering opening and a valve gate movable... |
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US20130312832 |
VALVE WITH CONTOURED BORE TO DEFLECT PARTICLES
A valve having a flow control assembly with a bore having particle-deflecting features is provided. In one embodiment, the bore of a flow control assembly of a valve includes a contour shaped to... |
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US20100301252 |
Universal Valve System
The universal valve disclosed herein operates as both an actuated and non-actuated valve embodiment, both of which are assembled using a common universal valve body. When functioning in the... |
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US20120256111 |
SPLIT GATE VALVE
Provided in some embodiments is a system that includes a split gate valve including first and second gate sections coupled together and configured to move together within a cavity of the split... |
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US20050156131 |
Fire resistant valve assemblies
A gate valve assembly having: a flowway; a cavity intersecting the flowway; a slab gate movable within the cavity between an open position, a closed position, and a relief position such that the... |
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US20150075625 |
BULK ADHESIVE TRANSFER DEVICES, KNIFE GATE VALVE DEVICES, AND RELATED SYSTEMS AND METHODS
A bulk adhesive transfer system for transferring adhesive particulate to a melter includes a bulk supply and a transfer device, which may define a hopper of the melter, a mobile bin, and/or a... |
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US20140217320 |
Gate Valve
A gate valve system for controlling fluid flow having a valve body with a bore through which fluid can flow. The system includes a valve body having a bore to allow fluid to pass through the valve... |
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US20130192348 |
SENSOR-ENABLED GATE VALVE
Methods, systems, and apparatus for a gate valve including a body and a sensing bore. A subassembly includes a body with a sensing bore; a bonnet contacting the body; and at least one of a vein... |
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US20090057596 |
Pendulum valve having independently and rapidly controllable theta-and z-axis motion
A Pendulum Valve having Independently and Rapidly Controllable Theta- and Z-axis Motion. The valve actuator used in the present invention provides the benefit of wide open unrestricted flow of a... |
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US20120061601 |
GATE VALVE
A high temperature gate valve including a valve body formed to define first and second ports and an exit, each of which has a length-wise dimension greater than a height-wise dimension, and a... |
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US20080237513 |
RECTANGULAR GATE VALVE
A rectangular gate valve having an improved driving action is disclosed. The rectangular gate valve of the present invention includes a sealing member, which opens or closes a wafer moving... |
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US20130291954 |
ADJUSTABLE VALVE ACUTATOR SYSTEM
A valve actuator apparatus and method for adjusting for valve bore drift using an adjustable downstop is disclosed. The adjustable downstop comprises a downstop and a drift adjuster. The drift... |
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US20120085957 |
Gate Valve
A gate valve comprises a valve body having an internal working fluid passage and an internal gate chamber extending transverse to the working fluid passage. In addition, the gate valve comprises a... |
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US20130192350 |
SENSOR-ENABLED GATE VALVE
Methods, systems, and apparatus for a gate valve including a body, a stem, and a sensing bore. A subassembly includes a body, a stem, and a sensing bore; a bonnet contacting the body; and at least... |
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US20090184279 |
WEDGE AND COVERED INSERT ASSEMBLY
A partial valve assembly includes a wedge and a disk assembly that is assembled with at least one covered insert assembly and at least one O-ring. The insert assembly is covered with ethylene... |
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US20140110619 |
VALVE
A valve includes a gate and an actuator. The gate has a gate opening with a first seal fixed to the gate and positioned along a periphery of the gate opening. The gate also has a blocking portion... |
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US20120280163 |
Septic leach line control apparatus
A septic leach line control apparatus comprising a hollow housing with tapered continuous sidewalls extending from a top to a wider base at the bottom. The hollow housing includes a flange... |
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US20060124886 |
Gate valve
A gate valve includes a housing, a gate support positioned within the housing, a gate connected to the gate support, and first and second actuators that control movement of the gate support and... |
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US20130334451 |
WEAR RING RETAINER FOR A GATE VALVE
The present invention is directed to improved valves having removable interior wear rings secured by a removable retainer ring. In particular, the invention is directed to gate valves having... |
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US20080217569 |
Low Torque Gate Valve Mechanism
A gate valve apparatus provides a manually operated gate valve with an operation mechanism that reduces the force required to actuate the gate valve and minimizes the number of handwheel turns... |
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US20110006236 |
Retractable and expandable water cooled valve gate useful for sealing a hot processing chamber
A pendulum gate valve including an expandable gate which pivots when unexpanded to selectively block a vacuum or other pressure-differential passage. The valve includes a valve plate sealing one... |
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US20120160417 |
Single axis gate valve for vacuum applications
A gate valve useful for pumping a high-vacuum processing chamber. The valve housing includes a first port for attachment to the vacuum chamber and a second port on the opposed wall and aligned... |
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US20090256099 |
GATE VALVE WITH EQUALIZER PORT
A gate valve has a gate movable between open and closed positions within a valve body, and walls in the gate defining an equalizer port between opposite sides of the gate. The equalizer port is... |
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US20090166573 |
Method of Shutting Off Conduit and Pipe Conduit Shutoff Apparatus
To enable efficient and easy attachment of a shutoff operation cover at a proper attaching position relative to two joining flange portions and also to restrict deformation in a leading end... |
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US20090159828 |
Valve Gate Piston Retention Device
A piston and valve stem assembly is held in either a gate open or gate closed position by a valve gate piston retention device until such time as sufficient air pressure is built up behind the... |
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US20140174330 |
PLANTER AND SEED METER FOR PLANTING MULTIPLE SEED VARITIES
A seed planter and seed meter for planting different seed varieties based on the location of the machine in a field. A movable gate switches between seed varieties. The gate in one embodiment has... |
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US20090020719 |
LINEAR MOTION-TYPE GATE VALVE
A gate valve includes a valve plate for opening and closing a gas passageway, and an air cylinder and a shaft for linearly moving the valve plate between a main housing portion and a storage... |
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US20090026717 |
Sealing Material for Dovetail Groove and Vacuum Gate Valve Provided with Sealing Material for Dovetail Groove
A sealing material in a closed circular shape for a dovetail groove formed on the surface of one member and to be abutted to the surface of the other member to seal a space between the both... |
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US20090101856 |
Gate valve actuator
In combination with an external actuator for electrically operating a gate valve for use with a recreational vehicle, a gate valve within a housing, a flow passageway, a valve closure member... |
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US20150129787 |
RETAINER AND O-RING FOR VALVE SEALING
A system for positioning a seal member on a movable valve stem. The system includes an O-ring surrounding a lower portion of a movable valve stem. A snap-on retaining collar is pushed into place... |
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US20090229693 |
HYDRAULIC VALVES WITH INTEGRAL SEALS
A hydraulic valve comprises a plurality of ports, which communicate with a passageway, and a valve member movable in the passageway to control the communication between the ports. The valve member... |
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US20090095932 |
Knife Gate Valve
A gate valve apparatus includes an inlet side panel, and outlet side panel defining a ring recess on its inner face. The panels are fastened together and the valve gate moves between the panels. A... |
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US20120168662 |
VACUUM VALVE WITH PROTECTED SEALING SURFACE
A valve assembly disposed within a vacuum environment which is configured to protect the sealing surfaces thereof to prolong life of the valve assembly. The valve assembly includes a sealing... |
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US20130214191 |
KIND OF GATE VALVE
a kind of gate valve is provided by the present invention, comprising a valve body, a knife switch and a driving device, the valve body being provided with a media passage, and the knife switch... |
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US20100065769 |
SLIDE VALVE
The invention relates to a slider 1 for installation in a pipe, with a housing 2, a counter flange 3 and a sliding plate 4, wherein the housing 2 and the counter flange 3 respectively have an... |
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US20100102263 |
Recessed Cutting Edge For Wire Cutting Gate Valves
A gate valve having a body, a chamber housed in the body, a passage through the body that intersects the chamber, a gate for selectively opening and closing the valve, and a cutting edge on the... |
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US20090267012 |
Sliding Valve
The invention relates to a slide valve, especially for controlling a flow of catalyst or like high-temperature media, having a pipe portion (10) and, arranged therein, a restrictor (11) which has... |