Matches 1 - 50 out of 339 1 2 3 4 5 6 7 >
Match Document Document Title
7165754 Electromagnetic valve  
The invention relates to an electromagnetic valve, the valve coil of which is actuatable by an electric current for removing deposits at the valve seat and the valve closure member in such a manner...
7107634 Method and apparatus for cleaning a conduit  
A conduit cleaning or clearing apparatus and method has a housing assembly connectable to a pipeline. The housing has an inlet and outlet leg joined by a bight portion. A cleaning member is...
7104523 Valve having contamination counter-measures  
An anti-coking valve arrangement having a valve body that defines a passage for the flow of fluid medium. Valve seat and valve member positioned within the valve body and function to control the...
7104522 Coking-resistant shaft/bushing mechanism for an exhaust gas recirculation valve  
An exhaust gas recirculation valve assembly including a bushing and pintle shaft sub-assembly having a pintle shaft supported by a sleeve bushing, the contact area between the shaft and bushing...
7044153 Varnishing installation  
A varnishing installation includes a varnish line with an inlet end, an outlet end and an auxiliary device. The auxiliary device is connected through a valve arrangement to the varnishing line and...
7028701 Particle build-up prevention in flowing systems  
A system serves to prevent or remove particle build-up in flowing systems, wherein a fluid flows in a conduit to a valve body. A mechanical shock is periodically generated in the valve body that is...
6945268 Particle build-up prevention in flowing systems  
A system serves to prevent or remove particle build-up in flowing systems, wherein a fluid flows in a conduit to a valve body. A mechanical shock is periodically generated in the valve body that is...
6908070 Cylinder valve insert  
A valve insert for a cylinder valve for connecting an LPG tank to a gas consuming appliance has a body member mounted in the outlet end of the cylinder valve and a valve element slidable in the...
6854478 Fluid-controlled valve for pipeline pig  
A fluid control valve for a pipeline pig includes a main valve and a mechanism for operating the main valve. The main valve comprises a valve body communicated to a fluid pipe, a main valve core...
6789780 Unit and method for discharging loose material from a dispensing device  
A unit for discharging loose material from a dispensing device to a user unit comprises a discharge tube leading to the user unit and a valve element connecting the dispensing device to the infeed...
6510867 Pressure relief valve  
A pressure relief valve has a main valve body, a fluid inlet passageway, a fluid outlet passageway, and a piston contained within the main body. The piston has a piston head, slidingly and...
6488263 Valve stem and method of manufacture; improved stem packing  
A valve stem has a thickness of hardfaced material on its outer diameter in the area contacting the stem packing where the seal is formed which prevents corrosion, erosion and/or scratching of the...
6453934 Shaft brush for preventing coking in a gas management valve  
The present invention is directed to an annular metal-bristled brush for cleaning the pintle shaft of a pintle valve, such as an exhaust gas recirculation valve for an internal combustion engine,...
6453933 Container valve  
A container valve ( 2 ) comprises a housing ( 3 ) within which a fluid inlet ( 5 ) communicates with a fluid outlet ( 7 ) via a valve seat ( 9 ) and a valve chamber ( 10 ). A closure member ( 15 )...
6418960 Ultrasonic enhancement for solvent purge of a liquid delivery system  
The present invention generally provides an apparatus and method for improving the process of purging a liquid delivery system used in integrated circuit manufacturing. The liquid delivery system...
6385799 Plumbing sink trap  
A plumbing sink trap having a rotatable actuating knob for rotating a sweeper bar through 360°. The sweeper bar forms a part of the U-shaped path for waste water. Rotation of the sweeper bar...
6374847 Seal cleansing routine  
A method is provided for cleansing a seal of a device used for sealing an evaporative emission control system of an automotive vehicle. The method starts by determining if a request to close the...
6305404 Device for regulating the contents of a container  
A device for checking the contents of a container (5) for a supply substance (8) that is not self-leveling. The device includes a stirring blade (2) that is rotatable about an axis of rotation (D)...
6305392 Method and apparatus for removing processing liquid from a processing liquid delivery line  
A method and apparatus for desorbing processing liquid from a processing liquid delivery line is provided. Non-thermal energy, such as ultrasonic energy or electromagnetic energy, is applied to a...
6250604 Valve stem and method of manufacturing, improved stem packing  
A valve stem has a thickness of hardfaced material on its outer diameter in the area contacting the stem packing where the seal is formed which prevents corrosion, erosion and/or scratching of the...
6247679 Valve stem and method of manufacture; improved stem packing  
A valve stem has a thickness of hardfaced material on its outer diameter in the area contacting the stem packing where the seal is formed which prevents corrosion, erosion and/or scratching of the...
6240946 Switch valve  
A switch valve 10 is provided with an upper body 14 having a plurality of outlet ports 20A, 20B, and 20C and a lower body housing 16 with inlet port 18. The switch valve includes a ball member 22...
6240575 Evacuation system provided with a shut-off valve, and process for maintaining in operating conditions a shut-off valve in a vaccum evacuation system  
The toilet discharge system includes a valve with a body (1) and a shutter member (2), and an unblocking apparatus for the shutter member which acts to displace the shutter between the closing...
6217660 Method for cleaning a throttle valve and apparatus  
An improved method of cleaning a throttle valve and an apparatus for facilitating such cleaning. The method of cleaning a throttle valve is provided by applying ultrasonic wave to the throttle...
6216724 Safety valve  
A safety valve to stop flow in the flow pipe (3), the safety valve including a drilling device (8) with its frame (6) to drill a hole in the flow pipe, a winding device (7) fixed to the frame of...
6199576 Bi-directional cleanout with backflow preventer  
The invention is a bi-directional cleanout for pipelines such as sewer pipelines and a bi-directional cleanout with a built in backflow preventer. The backflow preventer is a check valve which...
6139644 Method and equipment for launching pigs into undersea pipes  
This invention relates to a method and equipment whereby a pig (11) launched into a gas injection line (5) can be inserted into a hydrocarbon flow line (2) in a position close to the subsea...
6021801 Valves  
A fluid product valve in which an elastic member containing a normally closed slit is adapted to be selectively stretched by displacement of an actuating member, such as to stretch open the slit...
6006778 Device for sensing the amount of oil in oil pans  
A valve stem sealing device used for preventing oil from entering a combustion chamber through a gap formed between a valve guide and a valve stem is disclosed. The valve stem sealing device...
5842816 Pig delivery and transport system for subsea wells  
A pig delivery and transport system shown schematically in FIG. 1 has a looped line generally indicated at (10) divided into three sections (10A), (10B) and (10C). Line section (10A) is a low...
5740829 Method of sealing an outlet opening  
An outlet opening (14) to a branch line 40 in a pipeline 10 is sealed without interrupting the flow of gas in the pipeline 10 by cutting an access opening 60 in the wall 62 of the pipeline 10...
5732727 Leakfree switching process for a double-seat valve and a sealing system for carrying out the process  
A process is disclosed for switching without leaks a double seat valve comprising radial sealing elements shaped in a slide-shaped closure member (3). In order to ensure leakfree switching, in a...
5622205 Check valve having reserved mechanical closure  
A check valve has a pivotal arm for striking a flap against a seal that has a knife edge for cutting occasionally lodged debris. The flap without an integral arm is light to provide minimum...
5593133 Variable assist steering pressure control valve  
A control valve for use in a variable assist power steering system of a vehicle having a valve element disposed within a valve chamber formed in a valve housing. The valve element is connected by a...
5579741 Vapor purge valve having tapered bead armature seal  
A purge valve has a novel seal element on the head end of a reciprocating valve member that features a frustoconical projection for improved noise attenuation and sealing against a flat annular...
5437302 Equipment for the interconnection of two lines to allow running of pigs  
A device is provided for the interconnection of two flexible flowlines extending between a subsea production station and a surface facility to allow running of a pig from one line to another. The...
5435338 Equipment for the interconnection of two lines to allow running of pigs  
The present invention relates to an equipment for the interconnection of two lines to allow running of pigs. Particularly, it is applied to subsea pipelines. This device allows the pigging in...
5381818 Shut-off valve and sealing ring  
A shut-off valve includes a housing defining a flow channel and a bore for receiving a rotary actuator, a valve member, and first and second seal rings. The first seal ring cooperates with the...
5284182 Wiper for a rotary disk valve  
A rotary valve has a wiper member formed from an elastomeric material, the wiper member extending circumferentially of the valve seat, and, in an unstressed condition of the wiper member, extending...
5255893 Gate valve having removable seals  
A knife gate valve is provided with peripheral seals which can be removed for cleaning and inspection without having to remove the valve from the duct or other conduit to which the valve is...
5241989 Reduced height double flap dust valve  
A reduced height dust valve is described which is used in a trap which utilizes a pair of said valves to remove dust from, for example, a vacuum line, is described. The valve includes a body having...
5205317 Valve assembly  
A gate valve is provided having a housing with an interior channel, and a gate which slideably engages the channel. The valve includes a peripheral seal, positioned in the channel to prevent the...
5186205 Valves for use in controlling the flow of a gas stream through ducts of large cross sectional areas  
Valves of the diverter and isolating types have their ports which are to be opened and closed surrounded by seats each of which is inclined inwardly towards the surrounded port. The hinged blades...
5178180 Valve assembly  
The present invention includes an improved transverse seal in a gate valve having an assembly portion and a gate. The assembly portion comprises a body, a chest and a top structure or bonnet. The...
5176189 Device for transport of material between chambers at different pressures and process for operation of this device  
A device for transport of material between chambers at different pressures, comprises a feed chamber, a main chamber having an upper housing with an inlet and a lower housing with an outlet. The...
5111839 Airplane toilet drain valve assembly  
An improved airplane toilet drain valve assembly comprising a rotatable valve mounted within a housing and a moveable sealing member which is arranged in contact with the valve surface when the...
5101853 Device for shutting of pipelines for transport of bulk products  
The device comprises a housing with a circular passage orifice, a pivoting closing element in the form of a spherical dome and a circular gasket surrounding the said orifice and mounted on an...
5095572 Automated cleaning device for beverage drafting and dispensing systems  
An automated cleaning device for beverage drafting/dispensing systems uses cleaning balls to clean tap lines. The cleaning balls are pushed through the lines by clean, pressurized water. The...
5090441 Anti-clog valve  
A pressure operated valve includes an inlet and an outlet connected by a main valve having a valve diaphragm member that communicates with an operating pressure chamber. A pilot valve inlet port...
5078175 Valve  
A valve comprises a first relatively fixed valve component assembly surrounding a second valve component assembly which is relatively movable within said first assembly. A seal is provided between...
Matches 1 - 50 out of 339 1 2 3 4 5 6 7 >