|
Match
|
Document |
Document Title |
|
|
7509972 |
Pneumatic valve with lockout
A pneumatic valve with lockout for controlling the flow of a fluid includes a housing, a fluid flow passage extending through the housing between a fluid inlet and a fluid outlet, and a valve...
|
|
|
7458393 |
Control valve with integrated insert providing valve seat and plug guides
A control valve for regulating flow of fluids has an actuator located in a control chamber connected to a valve body. The valve body defines a flow passageway passing through an opening. A plug is...
|
|
|
7410144 |
Pivot and bearing assembly for a manual valve operator
A pivot assembly provides an economical means for reducing the load on a manually operated hand jack by providing a pivot point on the body of a connecting rod which allows for an additional degree...
|
|
|
7401759 |
Single-effect submarine actuator for operating valves
The invention relates to the field of the submarine valve actuators, and specifically to those actuators, that in order to effect a standard valve closing operation are connected to an oleo system...
|
|
|
7357105 |
Hydraulic valve driving device and engine including the same and vehicle
A hydraulic valve driving device includes a valve actuator operable to drive an engine valve, a hydraulic pump that generates the oil pressure for the valve actuator, a hydraulic pump driving motor...
|
|
|
7306195 |
Anti-icing actuator assembly for pneumatic valve
An actuator assembly for use in conjunction with a pneumatic valve assembly of the type which includes an airway having an inlet port, an outlet port, and a valve disposed within the airway and...
|
|
|
7287739 |
Fast closing well choke
A well choke has a quick closure device quickly moving the choke element to a closed position. The closure device mounts between an actuator and a choke. The actuator has a stepper motor and gear...
|
|
|
7273205 |
Positive pressure actuated aerator valve assembly
A positive pressure actuated aerator valve assembly adapted to discharge compressed gas into the chamber of a bulk material handling structure. The aerator valve assembly includes a housing and...
|
|
|
7264017 |
Dual-actuator aircraft environmental control system valve
A regulator valve includes dual actuators that operate according to different principles to position a valve element to either an open or a closed position. One actuator, which is an...
|
|
|
7163194 |
Actuator for rotor valve
An actuator ( 16 ) for a rotor valve ( 10 ). The actuator includes a rack ( 86 ) for driving a pinion gear ( 87 ) of the valve. The rack is moved between first and second positions by the action of...
|
|
|
7080510 |
Exhaust gas sealing system for turbocharger
An exhaust gas sealing system for a turbocharger includes a control valve for controlling a flow of an exhaust gas in a turbine housing, a shaft extending to an outside of the turbine housing...
|
|
|
7070159 |
Vacuum regulating valve
A vacuum regulating valve includes a valve casing provided with two main ports, a passage connecting the two main ports, a valve seat formed in the passage, a valve element capable of being seated...
|
|
|
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...
|
|
|
7025325 |
Flow control valve
Disclosed is a flow control valve capable of controlling a flow amount of air, gas or fluid inside a pipe. The flow control valve has a relatively simple structure, which can reduce manufacturing...
|
|
|
7014163 |
Pilot-controlled electromagnetic valve
A pilot-controlled electromagnetic valve is capable of preventing tilting of a piston and of shortening the piston with a simplified arrangement and allows a main valve element to be moved by...
|
|
|
7004445 |
Mechanical override for a valve actuator
An apparatus and method for manual operation of an actuator is disclosed. A mechanical override includes a housing coupled to the actuator, a drive ring, and a shaft extending through a bore of the...
|
|
|
6997433 |
Electronic valve actuator having vibration cancellation
An electronically controlled valve actuator having an armature, a valve, and a coupler for coupling the actuator to the valve with motion of the armature in a first direction moving the second...
|
|
|
6932315 |
Manual opening apparatus for a normally-closed valve
An apparatus for manually opening a normally-closed valve includes a value and a hand-operated valve opening jig. The valve includes a working rod for operating a valve element which is moved to...
|
|
|
6923423 |
Small bore gate valve
A gate valve comprises a valve body, a stem bore which extends through the valve body, a stem which is disposed in the stem bore and which includes a first stem portion that is sealed to the stem...
|
|
|
6913034 |
Emergency shutdown valve actuator
An emergency shutdown valve actuator includes a support and a fluid activated actuator drive secured to the support. Clamps are provided for clamping the support onto a tubular member. A drive key...
|
|
|
6902143 |
Manual override assembly for pilot-operated valve
In a pilot-operated valve having a valve body, including inlet and outlet portions controllably interconnected via a main piston bore portion; a main piston movable within the main piston bore; an...
|
|
|
6886511 |
Lost motion assembly for a poppet valve of an internal combustion engine
A lost motion assembly for a valve of an internal combustion engine includes a cam, a cam piston which is spring biased to follow motion of the cam, a valve piston operatively engaged with a poppet...
|
|
|
6880803 |
Closure device for the fluid delivery line of a high-pressure cleaning apparatus
In a closure device for the fluid delivery line of a high-pressure cleaning apparatus having arranged in the fluid delivery line a closure member which is pressed with a closing force against a...
|
|
|
6871833 |
Disc drive shocking station with high speed spool valve actuation
The present invention includes a disc drive shocker having a fast valve which can be moved from a full on position to a full off position within a desired interval of time to impart a shock to a...
|
|
|
6860464 |
Electromechanical/pneumatic rocket engine valve actuator
A valve actuator assembly is provided for selectively opening and closing a valve. The valve actuator assembly includes a primary motor and secondary motor both operatively coupled to an output...
|
|
|
6845960 |
Hydraulic and pneumatic operative diaphragm valve
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....
|
|
|
6840279 |
Pneumatic switching valve for systems for lifting and lowering the body of vehicles including air suspension
A pneumatic switching valve ( 1 ) for systems for lifting and lowering the body of a vehicle including air suspension includes a mechanical actuation element ( 33 ) for adjusting a lifting...
|
|
|
6805158 |
Apparatus for visually checking the operational status of a stop valve, and a manual opening apparatus for a normally-closed valve
An apparatus for manually opening a normally-closed valve includes a value and a hand-operated valve opening jig. The valve includes a working rod for operating a valve element which is moved to...
|
|
|
6732996 |
Gas cylinder valve
A gas cylinder valve comprises a valve body ( 10 ) having a valve chamber ( 30 ), an inlet passage ( 28 ) and an outlet passage ( 34 ) therein. An obturating body ( 38 ) is movable relative to a...
|
|
|
6722528 |
Rotary pneumatic actuator
A method and apparatus for translating linear movement into rotational movement in an actuator configuration is provided. For example, a rotary actuator assembly includes a housing having a central...
|
|
|
6684897 |
Valve actuator and method
A subsea actuator and method is disclosed that includes all moving components mounted in a compact, concentric configuration. The subsea actuator is highly reliable and will operate at depth even...
|
|
|
6659419 |
Hydraulic double acting valve actuator
A modular portion ( 71 ) of a hydraulic valve actuator ( 64 ) comprises a hollow cylinder portion ( 74 ), a piston ( 78 ), a cylinder head portion ( 80 ), and a piston retainer portion ( 88 ). The...
|
|
|
6631880 |
Preventative stop valve system and method
A preventative stop valve system for a wheeled trailer carrying hydraulic equipment is disclosed comprising a stop valve fitted for insertion in-line into the hydraulic line servicing the trailer...
|
|
|
6585230 |
Housing for an integrated pressure management apparatus
An integrated pressure management system manages pressure and detects leaks in a fuel system. The integrated pressure management system also performs a leak diagnostic for the headspace in a fuel...
|
|
|
6575426 |
Valve system and method
A valve system and method is disclosed that includes, in one preferred embodiment, a compact valve system that may be configured in many different ways so as to be especially suitable for...
|
|
|
6543471 |
Water heater fail safe apparatus
An apparatus for automatically shutting off a water supply to a leaking water heater includes a water-collecting tray adapted to be positioned beneath a water heater, and a float mechanism...
|
|
|
6513541 |
Vent valve
A pipeline vent valve comprising a body ( 13 ) defining a chamber (A) having an inlet ( 17 ) towards its lower end which is adapted to be connected to a pipeline and an outlet ( 21 ) towards its...
|
|
|
6510825 |
Internal combustion engine for motor vehicles and the like
An internal combustion engine comprising at least one intake valve and/or exhaust valve moving axially between a closed position and a position of maximum opening and means for moving the valves...
|
|
|
6416032 |
Expansion valve of an air conditioning system in an automobile
The present invention discloses an expansion valve of an air conditioning system for an automobile which does not employ a conventional method that opens and shuts in response to a motion of a pin...
|
|
|
6412750 |
Valve system for fluid pipes
A valve system for fluid pipes is disclosed. This valve system is designed to be operable using pneumatic pressure or using another means, such as a valve control lever or fluid pressure, in place...
|
|
|
6394412 |
Controlled valve
A hydraulic diaphragm valve comprising a housing, an inlet, an outlet, a diaphragm valve seating between the inlet and the outlet, a sealing diaphragm mounted in the housing and displaceable about...
|
|
|
6352239 |
Gate valve actuator override mechanism
A gate valve hydraulic actuator having a stem extension accessible from outside the actuator body to provide override operation of the gate valve, for example in the event of hydraulic failure. The...
|
|
|
6315264 |
Fast-closing stepping actuator for a valve member
An actuation system is usable for a choke. The choke can be moved between open and closed positions by a variety of devices, including a stepping actuator. A rapid shutdown feature involving a...
|
|
|
6227223 |
Valve and actuator in combination
The present invention provides an interchangeable modular valve-actuator combination whereby the valve stem on the valve and the actuators are configured to be interchangeably engageable. The...
|
|
|
6085770 |
Remote cylinder valve opener
A method and apparatus for remotely opening a manual valve of a gas cylinder from a remote location. The gas cylinder is first connected to a purge system which is purged of oxygen and pressurized...
|
|
|
6016838 |
Valve construction
An improved valve construction having increased flow/pressure characteristics. The valve comprises a molded valve body including a plurality of body sections each having a generally flat inner...
|
|
|
6015599 |
High vertical aspect ratio thin film structures
This invention relates to the area of microelectromechanical systems in which electronic circuits and mechanical devices are integrated on the same silicon chip. The method taught herein allows the...
|
|
|
5983919 |
Automatic drain valve
An automatic drain valve for discharging accumulations of fluids and foreign materials from a fluid handling system. The drain valve (10) comprises a reservoir (14) defining a reservoir volume (15)...
|
|
|
5975106 |
Rotary actuator valve closure apparatus
The present invention relates to a novel single acting, valve closing actuator that when actuated is capable of closing an attached existing plug or gate valve, one that opens and closes within one...
|
|
|
5967163 |
Actuator and method
An actuator and a method of controlling the actuator are disclosed. In one embodiment, the actuator is a valve comprising a first port and a second port fluidly connected with the first port such...
|