Matches 1 - 50 out of 222 1 2 3 4 5 >
Match Document Document Title
7624749 Flow regulator for medical liquids and method for its fabrication  
A flow regulator for medical liquids comprising a first body and a second body coupled to one another in a rotatable way and a gasket set between them and overmolded on the second body. Provided...
7609056 Apparatus to determine the position of an actuator  
Apparatus to determine the position of a movable member of an actuator operating a valve assembly are disclosed. The movable member of the actuator displaces an actuation arm of a position sensor...
7549440 Valve position indicator for buried valves  
A valve position indicator is directly coupled to a valve shaft. The indicator has a gauge that directly indicates rotation of a valve shaft in a subterranean valve.
7533693 Side-mounted position indicator for flapper check valve  
The present invention is a side-mounted position indicator for use with a flapper check valve. The indicator is located outside the valve body and attaches to an internal, cylindrically-shaped...
7472884 Control unit for electromagnetically driven valve  
When a request to start driving a drive valve has been made, the ECU performs a program including a step in which time-measurement using a timer is started; a step in which an electric current I...
7409965 Direct acting hydraulic trip block  
A direct acting hydraulic voting trip block defines three separate paths between an inlet and an outlet port. Each path is intersected by a valve cylinder. Valve pistons in each valve cylinder are...
7377291 Multiport rotary valve  
A multiport rotary valve has a stator with plural flow paths and a rotary valve plate having plural flow channels. The rotary valve plate defines a rotor that rotates relative to the stator to...
7350535 Valve  
A valve apparatus ( 100 ) for use in sterile fluid transfer or isolator systems has open entry ( 10 ) and exit ( 11 ) sides and a passageway ( 9 ) for fluid between the entry ( 10 ) and the exit (...
7314021 Operation indicator  
An operation indicator is provided to indicate the open/closed status of device, e.g. a circuit interrupter operable between open and closed operating positions. The operation indicator includes...
7273067 Reduced profile electromechanical valve actuator  
A relatively small, lightweight valve actuator assembly that can withstand relatively high levels of vibration and shock includes a motor, a position sensor, and a drive belt mounted on an actuator...
7264018 Pressure regulator  
A variable device for regulating the outlet pressure of a fluid from a valve body, includes a pressure-sensing chamber having a wall formed by a resilient self-restoring diaphragm which is...
7213606 Valve device, a unit for unloading loose materials from a dispenser device to a user unit comprising the valve device and a method for unloading loose material from a dispenser device to a user unit  
A valve device comprises a pipe, a first closing element, mobile between a first position in which it leaves the pipe open and a second position in which it seals the pipe closed, a second closing...
7207351 Switching valve with position detecting mechanism  
In a switching valve containing a valve member for opening and closing a valve seat and a piston for driving the valve member by the action of a pilot fluid pressure inside a valve housing, a...
7191800 Fluidic control system  
A fluid power controller device comprises a plurality of valve modules arranged sequentially in a row direction and collected together as an array-like unit, such modules comprising respectively a...
7191797 Rotary distribution apparatus  
A rotary distribution apparatus includes a fixed inner distribution member ( 12 ) with inner conduit zone; a rotatable distribution member ( 16 ) rotatable about the fixed inner distribution...
7128093 MEMS fluid ejection device configured for detecting a fault condition  
A microelectromechanical fluid ejection device configured for detecting a fault condition is provided. The device comprises a mechanical actuator, drive circuitry and a switch device. The actuator...
7121525 Method of determining a clearance  
A method of determining timing clearance between a valve stem and a moving member using an electromagnetic actuator comprising electromagnets, an electromagnet for moving the moving member from a...
7114511 System and method for a mass flow controller  
A system and method for controlling a mass flow controller to have a constant control loop gain under a variety of different types of fluids and operating conditions, and for configuring the mass...
7114520 Pressure regulator  
A variable device for regulating the outlet pressure of a fluid from a valve body, includes a pressure-sensing chamber having a wall formed by a resilient self-restoring diaphragm which is...
7066202 Indicator-equipped flow regulating valve  
An indicator-equipped flow regulating valve includes a valve body through which a fluid flows, a connecting body connected to an upper portion of the valve body, a housing connected to an upper...
7066441 Flow restrictor  
A device for controllably restricting flow through a resilient tube including a block and a pair of generally J-shaped leg members pivotally mounted to the block. The leg members, when pivoted...
7055539 Electromagnetic valve control device and method  
A normally closed electromagnetic valve is closed again after temporarily being opened during an abnormality check of the valve. When the valve is opened, electricity is supplied so that a plunger...
7036789 Distribution valve comprising a flowmeter for installing in an inlet  
A distribution valve having a flowmeter for use in a flow pipe of a hot water heating circuit. The distribution valve has a branch line and an adjusting and measuring unit for adjusting and...
7025088 Providing an indication of the position of a valve member  
A method of providing an indication of the position of a valve member of a valve in a fluid path where the valve member is moveable between a fully open position in which a maximum flow of fluid...
6981915 Airflow volume control system  
A control system for controlling airflow through a vent. The system includes a vent assembly having a frame. The frame includes an opening to allow air to flow through the frame. The vent assembly...
6959837 Dual piston/poppet flow switch  
A dual piston/poppet valve in a fuel dispenser works with a two-stage valve to help eliminate errors from an inferential flow meter. When the two-stage valve opens partially, a secondary fuel path...
6942785 System for automated treatment of fluids having successive and interchangeable process modules  
A system for automated treatment of fluids having interchangeable process modules ( 39, 40, 41, 42, 43 ), which are arranged next to each other, and which are respectively provided with a control...
6935365 Rotary slide  
A rotary slide for medium-carrying pipelines is proposed, comprising a housing ( 1 ) capable of being installed between two pipeline ends and having a stop member ( 9 ) for shutting off the...
6929236 Apparatus for flow rate control  
The apparatus for flow rate control of a fluid provides a roller clamp having either a clamp body with a non-linear clamp body surface or a clamp body with a non-linear adjustment roller track,...
6920896 Visual position indicator for valves with linear moving valve stem  
The present invention relates to a visual valve indicator comprised of a handle assembly with peripheral sidewalls attached to a linear moving valve stem for opening and closing of the valve and a...
6918407 Pneumatic reset relief valve  
A safety device protects a mud pump from an over pressure condition, which can occur during normal operation. The mud pump discharge couples to a high pressure inlet at the bottom of a valve body...
6899129 Shutoff valve and related methods  
A shutoff valve includes a positive position indicator for indicating the position of a piston in the valve. The valve position indicator is operably connected to a piston within the valve so that...
6892752 Pipeline isolating device  
A pipeline isolating device for istallation into and occlusion of a pressurised liquid or fluid supply pipe comprising a substantially solid and deformable boot ( 1 ) wich is adapted to move...
6874756 Snap assembly actuator housing and valve mounting bracket  
A valve assembly including a valve, a mounting plate, a snap-together actuator, and a mounting bracket. The snap-together actuator is assembled by a set of snap wings that are attached to one piece...
6871665 Aircraft oxygen valve having knob with distinctive position indicator  
A valve assembly ( 20 ) including a valve body ( 24 ) and a position-indicating knob assembly ( 28 ) is provided wherein the assembly ( 28 ) indicates three different valve positions, namely valve...
6837271 Liquid flow control valve  
A liquid flow control valve has a valve body 10 in which is mounted a valve member 41 moveable between valve open and closed positions. A turbine 15 senses liquid flow through the valve body ...
6830060 Air mass flow controller valve  
An air mass flow controller valve containing at least two air channels that deliver desired air mass amount from a single inlet to fuel cell(s) through at least one channel of the at least two air...
6814096 Pressure controller and method  
A closed loop pressure controller system that sets, measures and controls the process pressure within a semiconductor process is shown. The system is commonly composed of a pressure sensor to...
6811187 System, method and apparatus for deploying a data resource within a threaded pipe coupling  
A data resource specific to a pipe coupling centrally positioned within the coupling, intermediate the coupling ends. Multiple couplings are employed to connect together a string of well pipe. The...
6763850 Throttle control mechanism and sensor mounted on a throttle body  
A throttle plate control system mounts a rotational position sensor directly to a throttle body structure to take advantage of vibration isolation provided for the throttle body structure. The...
6725880 Constant flow control valve  
The present invention relates to a regulating valve for regulating and automatically controlling a fluid for a constant flow, comprising a valve body, a valve stem in the body, a pressure...
6718804 Valve lockout device  
A lockout device ( 20, 120, 220 ) for locking a valve ( 22, 122, 222 ) into its closed position. In a first embodiment, a lockout device ( 20 ) is adapted for use with a valve ( 22 ) having a...
6681791 Manifold valve position indicator and operator alerting system  
Valve assembly comprising a valve base, a valve bonnet attached thereto, a rotatable valve stem extending coaxially through the valve bonnet, a rotatable valve handle attached to the valve stem and...
6484746 Fuel valves  
A manually operated fuel valve having OFF, ON and RESERVE positions which comprises a valve body with a standpipe extending therefrom for receiving fuel from a fuel tank and supplying fuel to an...
6481459 Two-way valve with indicator section for indicating an on/off state of the valve  
A two-way valve has a diaphragm for opening and closing a fluid passage under an action of a pilot pressure. Further, the two-way valve has an indicator section. Displacement of a first rod and a...
6463955 Hand operated rotary handle with lockout  
Rotary handle device includes a coupling mechanism between the handle and a driven member. The handle is rotated about an axis and can also be axially moved between first and second positions. When...
6286542 Method and article of manufacture for inserting a locator wire into a subterranean, or otherwise concealed, pressurized plastic pipeline  
An improved method and article of manufacture for introducing a locator wire into an interior portion of a pressurized, or non-pressurized, subterranean or otherwise concealed plastic pipeline. The...
6152173 Position indicating check valve  
A device for visually indicating a position of a check valve disc within the check valve is provided. The indicating device has an exposed element extending outside of the valve body to provide a...
6145537 Valve position indicator  
A valve position indicator for visually indicating the open or closed position of a valve from a distance and from various angles includes a support; a hollow, elongated member rotatably mounted on...
6085772 Smart automatic safety valve having remote electromagnetic shut-off protection and reset control from seismic or other sensors  
A seismic safety valve has a housing with a fluid inlet, a fluid outlet and a fluid passageway interconnecting the inlet and outlet. A recess is formed inside the housing along the fluid...
Matches 1 - 50 out of 222 1 2 3 4 5 >