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8141583 |
Valve controller
A controller for controlling a valve is disclosed including a manifold assembly, a valve position indicator and a trigger assembly. An operating media distribution system is disposed in the...
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8104503 |
Optimized activation prevention mechanism for a gas delivery system and methods therefor
An optimized activation prevention assembly for a gas delivery system is disclosed. The apparatus includes a pneumatically operated valve assembly. The apparatus also includes a toggle switch...
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8070127 |
Manual override apparatus for linear actuators
Apparatus for manual override operation of a linear actuator are described. An example manual override apparatus includes a manual operator having a first coupling on a first side and a second...
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7913971 |
Hydraulic override
A valve system comprising a closure member that is linearly translatable within a valve body. A hydraulic override assembly comprises a first end that is connected to the valve body and a first rod...
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7866287 |
Pump system and decoupler for supplying pressurized hydraulic fluid to a hydraulically actuated valvetrain
A pump system for supplying pressurized hydraulic fluid to a hydraulic valve actuation system for operating engine valves of an internal combustion engine comprises a substantially conventional...
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7856333 |
Method for commissioning actuators
The disclosure relates to a method for commissioning pneumatically operated actuators that are controlled by a positioner. To determine the drive type, a constant flow of pneumatic fluid is applied...
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7751959 |
Semi-active suspension system with anti-roll for a vehicle
A suspension system includes four electronically controlled actuators, one at each of the four wheels. The actuators are each controlled by an electronic control unit. The left front and right...
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7628168 |
Optimized activation prevention assembly for a gas delivery system and methods therefor
An optimized activation prevention assembly for a gas delivery system is disclosed. The apparatus includes a pneumatically operated valve assembly. The apparatus also includes a toggle switch...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 a first...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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....
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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 position, a...
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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...
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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 valve seat...
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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...
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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...
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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 piston (78)...
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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...
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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...
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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...
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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 upper...
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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...
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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...
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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...
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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...
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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...
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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...
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