Matches 1 - 38 out of 38


Match Document Document Title
US20120112102 PRESSURIZABLE SEALING ELEMENT  
The invention relates to a sealing element (10) to be mounted on a plugging head (76). The plugging head (76) is introduced into an access opening in the pipeline (70) or pipe (70). The...
US20100090137 FLOW RATE CONTROL DEVICE  
The flow rate control device is equipped with a pilot regulator that applies operating pressure by using air supplied to one surface of a diaphragm provided in the regulator and adjusts the flow...
US20120161044 VACUUM VALVE  
A vacuum valve installed on an opening of a sealed container includes an air-resistance membrane, a valve and at least one airflow passage. The valve is latched on the opening. The airflow passage...
US20090072172 Valve bonnet assembly  
An improved bonnet assembly for a weir type or radial style valve, comprising a hollow bonnet housing an actuator assembly comprising an actuator connected to a spindle, the hollow bonnet having a...
US20090272923 Adaptable safety nipple for nursing infants  
The invention is disclosed as a nipple having a detachable coupler. In a first exemplary form the coupler the coupler is made to receive the nipple and to make a seal at the portion of the nipple...
US20080236194 Cryogenic Flow Valve System  
A cryogenic flow valve system for controlling the flow of a cryogenic fluid is disclosed. The system has a valve and an adsorption pump. The valve includes a flow chamber and a moveable member....
US20080224074 FLEXIBLE VALVE PLATE AND LOW FRICTION CONTROL SERVO EMPLOYING THE SAME  
A low friction control servo is provided that includes a housing having an inlet and an outlet. A flexible valve plate is disposed within the housing and includes a curved arm. The curved arm is...
US20050205816 Pneumatic valve interface for use in microfluidic structures  
A pneumatic valve for use in laminated plastic microfluidic structures. This zero or low dead volume valve allows flow through microfluidic channels for use in mixing, dilution, particulate...
US20090008582 VALVE ELEMENT  
The valve element for attachment to a flexible bag may include one or more flexible layers intended to extend over a hole disposed through a sidewall of the bag. In its normal condition, the layer...
US20090032747 VALVE FOR FLUIDS  
A valve (1) for fluids, comprising a tubular body (2) having at least one inlet (4) and at least one outlet (5) and defining a conduit (3) for the passage of a fluid, Said valve comprises a hollow...
US20080105839 FLOW CONTROL SYSTEMS AND CONTROL VALVES THEREFOR  
A fluid system, a control valve therefor, and a method of its operation are provided. The fluid system includes a piping run, and a control valve which includes: a housing having an inlet...
US20090101853 FIRING VALVE  
A valve for generating a flow of pressurized fluid in response to a command, including: a discharge conduit for discharging the pressurized fluid; a valve body surrounding the discharge conduit; a...
US20090272922 Pressure-actuated normally open fluid valve  
A normally open non-electric valve includes a flow path through an apertured valve seat. cavity isolated from the flow path is sealingly closed off adjacent the valve seat by a flexible diaphragm....
US20060202141 Valve for a tap  
The invention relates to a valve (6) for a tap. Said valve (6) comprises a main water channel (17, 19), through which the water flows to a tap or similar. The main water channel (17, 19) can be...
US20100186841 MICROFLUIDIC DISPENSING ASSEMBLY  
A microfluidic dispensing system may include multiple supply lines for simultaneous filling of diaphragm pumps associated with each supply line. Each supply line may fill corresponding groups of...
US20100187452 MICROFLUIDIC DISPENSING ASSEMBLY  
A microfluidic dispensing system may include diaphragm pumps that may be used for aspirating in corresponding ingredients via a nozzle or a tip from supply sources. Tips may be placed in contact...
US20050127311 Fluid release system  
A fluid release system is disclosed comprising an apparatus that utilises fluid under pressure in operation. The system also includes a control means adapted to control the supply of fluid under...
US20120181460 Valves with Hydraulic Actuation System  
This invention provides a device comprising at least one diaphragm valve actuated by a hydraulic actuation system. The device comprises a fluidics layer, an actuation layer and an elastic layer...
US20090115285 LIQUID-GAP ELECTROSTATIC HYDRAULIC MICRO ACTUATORS  
A liquid-gap electrostatic hydraulic micro actuator is provided that produces higher displacement (in and out of plane) and larger force than typical electrostatic actuators by utilizing a...
US20120241023 CONTROL VALVE DEVICE  
A control valve device develops opening/closing accuracy of a valve assembly. The valve head 310a is configured to open and close a transfer path formed in the valve housing 305 by transmitting...
US20100171054 MICROMECHANICAL SLOW ACTING VALVE SYSTEM  
The present invention provides an integrated microvalve system (1) comprising at least a first fluid branch (8) and a microvalve (2) being controlled by a control pressure in a control channel...
US20140197339 LIFTING GATE POLYDIMETHYLSILOXANE MICROVALVES AND PUMPS FOR MICROFLUIDIC CONTROL  
The present disclosure relates to method, system for microfluidic control. One or more embodiments of the disclosure relate to pneumatically actuated “lifting gate” microvalves and pumps. In some...
US20150247580 Assembly-Free Additively-Manufactured Fluidic Control Elements  
An example fluidic control device may include a flow chamber in fluid communication with a fluid inlet and a fluid outlet, a control chamber in fluid communication with a control channel, and a...
US20150053874 PISTON-FORMAT WORKING-FLUID-PRESSURE ACTUATOR AND CONTROL VALVE  
[Problem] To provide a piston-format working-fluid-pressure actuator capable of commonly using components when the piston-format working-fluid-pressure actuator is used for a reverse action or a...
US20140203198 BACK PRESSURE REGULATOR WITH FLOATING SEAL SUPPORT  
A sealing apparatus for a back pressure regulator includes: a body defining a process surface, and including: at least one process void communicating with the process surface; a recess disposed in...
US20100200784 Bellowphragm actuated fluid control swing valve  
A bellowphragm actuated fluid control swing valve includes: a fluid-tight body having an inlet for the fluid, a seat around the inlet, an outlet for the fluid, and a hinge, the body conducting the...
US20100127195 IMPULSE ACTUATED VALVE  
A valve for controlling flow of pressurized fluid from a confined area that is operable to relieve an overpressure condition as well as to allow flow of fluid in response to a pressure relief...
US20100224255 FLUID CONTROL STRUCTURES IN MICROFLUIDIC DEVICES  
Methods and apparatus for implementing microfluidic analysis devices are provided. A monolithic elastomer membrane associated with an integrated pneumatic manifold allows the placement and...
US20140054477 AXIAL FLUID VALVES WITH ANNULAR FLOW CONTROL MEMBERS  
Axial fluid valves having annular flow control members are described herein. An example axial fluid valve described herein includes an axial flow valve body defining a passageway between an inlet...
US20120212549 LIQUID INJECTING APPARATUS  
Provided is a liquid injecting apparatus equipped with a liquid injecting head, which is mounted on a carriage and moved reciprocally in a widthwise direction of a target, and a valve unit, which...
US20160375693 METHOD FOR MANUFACTURING VALVE UNIT, AND VALVE UNIT  
A method for manufacturing a valve unit includes fixing a first flow channel member and a flexible member to one another, the first flow channel member including a first surface, a second surface...
US20160327031 FLUID CONTROL DEVICE  
A film is sandwiched between a first plate and a second plate. Outer convex parts formed on the second plate are formed so that their protrusion height dimension is larger than that of an inner...
US20160265680 Device for Blocking Flow Passage Without Interrupting Flow  
An insertion guide tube that is inserted into a sealing case and that houses a blockage bag in a reduced-size state can be moved inside the sealing case and inside a branch pipe portion along an...
US20160146369 PRESSURE MODULATOR  
An apparatus, for controlling signal passage, includes a first passageway for a first fluid, a second passageway for a second fluid, and an interposed chamber. A first, movable diaphragm at a...
US20160038701 WASH PORT ASSEMBLIES FOR AIRWAY ADAPTERS  
Wash port assemblies for airway adapters and methods are described. An example wash port valve assembly may include a multi-part housing defining a cavity and comprising a cap portion having a...
US20140346378 MICROFLUIDIC VALVE MODULE AND SYSTEM FOR IMPLEMENTATION  
An improved microfluidic system with an improved microfluidic valve module is disclosed. The microfluidic system includes a microfluidic chip and one or more valve modules. The microfluidic chip...
US20140077108 FLUID CONTROL VALVE SYSTEM AND METHODS  
A diaphragm-type control valve having a diaphragm and a valve body is provided preferably for use in the separation of and fluid control between a fluid source and a pressurized gas volume. The...
US20120261013 MICROFLUIDIC SYSTEM INCLUDING A BUBBLE VALVE FOR REGULATING FLUID FLOW THROUGH A MICROCHANNEL  
A microfluidic system includes a bubble valve for regulating fluid flow through a microchannel. The bubble valve includes a fluid meniscus interfacing the microchannel interior and an actuator for...

Matches 1 - 38 out of 38