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Patent Searching and Data


Matches 651 - 700 out of 6,181

Document Document Title
WO/2002/065003A2
A plurality of embodiments of a flexible, discrete valve seat according to the present invention are provided for use in a high-purity valve. In one embodiment, the valve seat is retained in contact with a sealing surface on the valve bo...  
WO/2002/058772A1
A breath actuated dispenser there-shown has a generally L-shaped hollow body (1) with a mouthpiece (2). An aerosol drug can (3) is mounted in the body. The can has a dispensing spout (4), which engages a receptor moulding (5) incorporati...  
WO2001001025A9
A method of fabricating an elastomeric structure, comprising : forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion which forms a first recess extending alo...  
WO/2002/057669A1
Disclosed is a diaphragm valve. When a chamber is expanded by fluid supply into a pipe-shaped button, a valve stem is slightly moved upward by a rod and a shaft to open an outlet of an orifice. Fluid received in a space between a cap and...  
WO2001071226A3
A microvalve device for controlling fluid flow in a fluid circuit (10). The microvalve device comprises a body (12) having a cavity formed therein. The body further has first (20) and second (22) pilot ports placed in fluid communication...  
WO/2002/046648A1
A pinch valve, comprising an elastic tube body (1), a cylinder body (4) having a cylinder part (2) and a cylinder cover (3), a piston (11) in slidable contact with the inner peripheral surface of the cylinder body, a pressing element (15...  
WO/2002/043615A2
A method of fabricating an elastomeric structure, comprising: forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion which forms a first recess extending alon...  
WO/2002/041994A2
An assay device in which to carry out a fluid-phase chemical assay, comprising means for supporting a test substrate, a sample chamber for receiving a fluid sample and at least one fluid control device for controlling the movement of flu...  
WO/2002/042671A2
A valve device (10, 100) and a method for operating at least two valves (28A and 28B), or 128A and 128B) is actuated by an actuator (25, 27; 25', 27') and arranged for controlling fluid flow in at least two separate fluid lines (12A, 12B...  
WO/2002/038992A1
The invention concerns a safety valve comprising a body (2) traversed by an actuating rod (1) in translation relative to the body (2), wherein the rod passes through a bellows (3) comprising two metal walls, the bellows being fixed at ea...  
WO/2002/036485A1
A valve integrally associated with a microfluidic transport assembly useful for regulating the flow of a liquid sample through an analytical instrument, and method for manufacturing the same are disclosed. The valve includes first and se...  
WO/2002/036998A2
A pinch valve (10) for pinching closed a tube (18) is comprised of a linear actuator (12) connected pivotally a pointer (16). The linear actuator is parallel to the tube and the end of the pointer that engages the tube is made to follow ...  
WO/2002/035121A1
The invention concerns a fluid dispensing device, comprising a pump (50) and a dispensing head, including a body (1) defining a product discharge channel (2) terminated by a dispensing orifice (3), a rigid insert forming said pump outlet...  
WO/2002/033296A2
A valve assembly (10) is described comprising a valve body (12) and a manifold body (14) that overlays the valve body (12). In its simplest form,a pair of ports (22, 24) opens to the upper surface of the valve body (12) adjacent one anot...  
WO/2002/025146A1
The invention relates to a valve for closing liquid channels, especially for using in disposable cartridges for extracorporeal circuits. Said valve (2) comprises a valve body having a pressure channel (4) and a seal bonnet (6) which can ...  
WO/2002/025392A1
The invention relates to a pressure regulator having a closing member (4) that controls a pressurized fluid inlet (2) and on which a valve spring (7) that is disposed in a spring cup (8) is supported. The spring cup (8) consists of a jac...  
WO/2002/017994A1
An anti-free flow device (16) is disclosed for a fluid administration system (10) having a tube assembly (12) engageable with a pump (14) with one end of the tube assembly (12) connected to a source of fluid (46) and the other end in flu...  
WO2001073327A3
A sanitary diaphragm valve (10) is provided that includes a generally dome shaped diaphragm (E) having a central boss that can be connected to or driven by a valve actuator (D). The diaphragm includes an outer peripheral edge and a relat...  
WO/2002/014720A1
An inline process valve assembly (11) having a valve body (12) having a through bore (13)of circular cross-section forming a flow passage extending through the valve body (12) along a longitudinal axis and having a lower arcuate surface ...  
WO/2002/010624A1
A diaphragm valve (22) includes upper inlets (36,38), outlet (46) and a weir (28).  
WO/2002/004848A1
The invention relates to a valve (21) for a fluid or gaseous medium, with a displaceable valve body (8), by means of which the clear flow cross-section is adjustable. The valve (21), viewed in the direction of flow, comprises a pressure ...  
WO/2002/004850A1
A flow control valve capable of increasing a delivery flow rate gradually with a simple structure, comprising a flowout port (26) to deliver a pressure fluid to the outside, a valve disc (3) having a pressing part (31) to arbitrarily ope...  
WO/2002/004849A1
A pinch valve, comprising a main body (18) having an elastic tube body (1) stored therein, a cylinder main body (6) having a first cylinder part (3) positioned on the inside upper side of the main body and a second cylinder part (4) dive...  
WO/2002/002424A1
A dispenser (10) for flowable, viscous material (52) is provided which includes a reservoir (50) for the material (52) with an elongated, synthetic resin deformable outlet tube (80) presenting an outlet end (82) coupled to the reservoir ...  
WO/2002/000291A1
A valve arrangement is described for providing clinical nutrition. The valve arrangement is suitable for use with a rotary peristaltic pump and is capable of allowing flow of fluid in a first direction and capable of preventing flow of f...  
WO/2001/098693A1
The invention provides a valve (100) comprising, a housing (61) having an enclosed internal cavity (66), an aperture (68) formed in a wall of the housing providing communication with the enclosed internal cavity, a valve seat (72) surrou...  
WO2001066916A3
The improved hydraulic membrane valve for regulating fluid flow rate comprises a semiconical deflector (2) having an open flat top face (3) with a perimeter in the form of an isosceles triangle and a section equivalent to that of the pas...  
WO/2001/094824A1
An orifice-built-in valve capable of implementing an excellent flow rate control characteristics by reducing the production costs of an orifice-built-in valve used for a gas supply device or the like provided with a pressure-type flow co...  
WO/2001/089609A1
The present invention relates to a device containing a tube for a varied flow, comprising a tube (7) being fixed in both its ends, whereby the tube (7) is arranged to be stretched or shortened by longing or shortening of the distance bet...  
WO/2001/090619A1
The present invention relates to a water saving automatic valve which can remarkably reduce electricity consumption and can be operated for a long time by a battery. According to the invention, in a water saving automatic valve which is ...  
WO/2001/088418A1
Flow valve (1) comprising adjustable pre-setting element (11) and membrane (5) for regulating and/or adjustment of liquid amounts in plants with liquid-carrying media for limiting of the medium to a pre-set maximum amount, independently ...  
WO/2001/081177A1
A bag closing apparatus including a frame structure, a cinching assembly (60) and an actuator assembly (80). The cinching assembly includes at least three pivot arms (72), each pivot arm including an arcuate portion and pivotably connect...  
WO/2001/073327A2
A sanitary diaphragm valve (10) is provided that includes a generally dome shaped diaphragm (E) having a central boss that can be connected to or driven by a valve actuator (D). The diaphragm includes an outer peripheral edge and a relat...  
WO/2001/072248A1
A catheter valve (10) including a housing (12) engaging at least a portion of a tubular member (14) is provided. The tubular member (14) having distal (16) and proximal (18) open ends defining a flow-through passage (20) therebetween, th...  
WO/2001/071226A2
A microvalve device for controlling fluid flow in a fluid circuit (10). The microvalve device comprises a body (12) having a cavity formed therein. The body further has first (20) and second (22) pilot ports placed in fluid communication...  
WO/2001/069111A1
The present invention relates to an apparatus (1) for tapping of water, which comprises a valve device (4) with an inlet (19), connected to a water source, as well as an outlet (21) and a seat (29), positioned there between and actuated ...  
WO/2001/066916A2
The improved hydraulic membrane valve for regulating fluid flow rate comprises a semiconical deflector (2) having an open flat top face (3) with a perimeter in the form of an isosceles triangle and a section equivalent to that of the pas...  
WO/2001/055626A1
A valve is provided for controlling the flow of fluid through a pipeline (10), the pipeline (10) being breached by a lateral opening (12). The valve includes a resilient sleeve (14) which spans the opening (12) and ball (18) movable late...  
WO2001001025A3
A method of fabricating an elastomeric structure, comprising : forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion which forms a first recess extending alo...  
WO/2001/050048A1
The invention concerns a method and an arrangement to accomplish a self-acting function of one-way flow in a conduit (2) with a minimal flow resistance. A one-way valve (1), which in an unaffected position blocks the conduit (2), is of a...  
WO/2001/048406A1
A flow controller (1), comprising a valve body (4) having flow paths forming an inlet and an outlet of fluid, a diaphragm (6) held fixedly between the valve body and a bonnet (5), and an operating mechanism (7) moving the diaphragm verti...  
WO1998022737A8
The valve of the invention basically consists in a rigid valve body with a flow inlet opening and one flow outlet. The body of the valve has a main cavity between the flow inlet and outlet with a valve seat in the limit of the main cavit...  
WO/2001/036851A1
A constant pressure regulator with high accuracy capable of being used in a highly corrosive and dust-phobic liquid chemical line, comprising a main body (1) having a first valve chamber (9) and a fluid flow inlet (7), a cover body (2) h...  
WO/2001/026451A1
A diaphragm valve for shutting off milk flow through a claw (13) of a vacuum driven milking machine has, in a preferred embodiment, a lever (5) linked (6), outside the milk flow, to the diaphragm (4), thereby avoiding any bushings which ...  
WO/2001/024870A1
The invention relates to a tube clamp for optional opening and closing of tubes e.g. infusion tubes and an infusion pump, an infusion tube set and the combination of an infusion pump and an infusion tube set. Said tube clamp comprises a ...  
WO2000017549A3
The invention consists of a valve with a flexible diaphragm for shutoff and regulation of air flow in ventilation ducting, liquid ducts, powder transport plants (conveyor) and for dosing of shoot bulk in industries. The valve consists of...  
WO/2001/016518A1
An inflatable bag for arresting the flow of a liquid such as water within a pipeline carrying and a method for arresting such a liquid flow are disclosed. The inflatable bag (2) consists of an inner flexible bladder (6), at least one out...  
WO/2001/001025A2
A method of fabricating an elastomeric structure, comprising : forming a first elastomeric layer on top of a first micromachined mold, the first micromachined mold having a first raised protrusion which forms a first recess extending alo...  
WO/2000/079160A1
A pinch valve for meeting various on-site specification requirements and being high in flexibility, comprising a tube block having a tube and a tube pressing member that specifies an opening of a sleeve in the tube, a liquid flow-in/out ...  
WO/2000/079175A1
A valve member (22, 24, 26) for temporarily inhibiting fluid flow in a fluid distribution main comprising a length of plastics pipe. The plastics pipe comprises an extruded cross-linked polyolefin. External pressure is applied to a local...  

Matches 651 - 700 out of 6,181