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Screw in multi-way seat valve

Patent Number: 8444113
Publication Date: 2013-05-21
Inventors: ; ;

In a screw-in multi-way seat valve V comprising a screw-in housing 1, in which at least one sleeve 21 is positioned axially which sleeve 21 forms a valve seat 20, and a valve member 15 provided inside and having a seat surface 31 with a larger outer diameter than the inner diameter of the valve seat 20, the sleeve 21 is axially positioned in the screw-in housing 1 by a threaded connection 23 and at the same time is sealed ...

Locking Y-valve

Patent Number: 8444112
Publication Date: 2013-05-21
Inventors: ;

A locking Y-valve has branches that can be independently locked open or locked closed. Each branch has a ball valve connected to a rotating valve column. The valve column extends through a lock plate and attaches to a housing that contains a locking mechanism. The locking mechanism has a retractable lock pin that cooperates with two recesses in the lock plate to keep the housing, valve column, and ball valve locked in place. The locking mechanism is attached to a rotatable handle outside ...

Combined valve

Patent Number: 8444111
Publication Date: 2013-05-21
Inventor:

A combined valve includes a pilot mechanism and a manual mechanism. The manual mechanism includes: a flange formed with a communication passage; a housing including a holding hole formed in an axial direction for rotatably holding the manual mechanism and a storage opening part having a wider diameter than the holding hole and housing the flange in position; an operation port located in a position corresponding to the holding hole and internally holding a joint; and an exhaust port opening ...

Valve arrangement

Patent Number: 8444110
Publication Date: 2013-05-21
Inventors: ; ; ;

The invention concerns a valve arrangement (7) comprising a flow path (11) connecting an inlet (9) and an outlet (10), a closing means (12) arranged in said flow path (11), a resetting means and a first pressure in a first pressure chamber (14) acting in a closing direction on said closing means (12), a pressure of said outlet (10) and a second pressure in a second pressure chamber (18) corresponding to a pressure of said ...

Blowout preventer translating shaft locking system

Patent Number: 8444109
Publication Date: 2013-05-21
Inventor:

The disclosure provides a blowout preventer (BOP) system with an actuator for opening and closing a ram. The actuator includes a locking system having a clutch piston to operate a clutch having ratcheting teeth. The locking system disengages the clutch prior to the ram opening and closing. The clutch piston has a first portion with a larger area than a second portion. A clutch fluid pressure acts on the first portion, and a closing fluid pressure acts on the second portion. This area ...

Stem shoulder seal with double rings and an assembly of independent dual stem seals

Patent Number: 8439330
Publication Date: 2013-05-14
Inventor:

A stem shoulder seal with double rings is composed of a sealing ring, a clamping ring and a spherical or conical stem shoulder, and the sealing ring is of a self-energized seal designed to its ultimate allowable strength and automatically free of any load beyond its ultimate strength. An assembly of independent dual stem seals, consisting of a stem shoulder seal with double rings, a stem cylinder seal with triangular sections and an isolating mating, can ensure that a stem has three seals ...

Method and device for operating an electropneumatic valve

Patent Number: 8439329
Publication Date: 2013-05-14
Inventors: ;

The disclosure relates to a method and device for operating an electropneumatic valve for driving a pneumatic actuator drive to activate fittings in automation systems. The valve has at least one electropneumatic transducer and a pneumatic booster. The pneumatic booster has at least one 3/3 way valve with a blocking center position for optionally connecting an air inflow duct or an air outflow duct to a connecting duct, which connects to the actuator drive. The ducts are activated as a ...

Fluid control valve and fuel cell system

Patent Number: 8439328
Publication Date: 2013-05-14
Inventor:

An inlet shut valve or an outlet shut valve has a main diaphragm and a sub-diaphragm, wherein a valve closing pressure chamber and a valve opening pressure chamber are provided, respectively, on the upper surface side and the lower surface side of the main diaphragm. Furthermore, an atmospheric pressure chamber and a pressure chamber constituting a channel are provided, respectively, on the upper surface side and the lower surface side of the sub-diaphragm. A drive shaft constituting a ...

Shear block and blade interface and method

Patent Number: 8439327
Publication Date: 2013-05-14
Inventors: ; ;

A blowout preventer having a first elongated cavity extending along a first axis and a second elongated cavity extending perpendicular to and intersecting the first elongated cavity, a shear block provided in the first elongated cavity and configured to slide along the first axis, where the shear block has a frontal face facing the second elongated cavity and configured to slide towards the second elongated cavity; and a shear blade configured to be attached to the shear block and also ...

Fluid passage valve

Patent Number: 8434736
Publication Date: 2013-05-07
Inventors: ;

A fluid passage valve is equipped with a valve body which is disposed rotatably through first and second shafts, a movable seat having a communication hole therein, and an elastic member that urges the movable seat toward a side opposite from the valve body. The first and second shafts are assembled and installed on the valve body such that an axis thereof is disposed at a position offset from a center of curvature of a spherical surface portion of the valve body. The fluid passage valve is ...

Wear rings for coupler devices and coupler devices comprising the same

Patent Number: 8434735
Publication Date: 2013-05-07
Inventors: ; ;

A bottom loading coupler may include a coupler body and a plurality of interlocks. Each interlock may be positioned in a corresponding slot in the body sidewall and have an engaged position and a disengaged position with respect to the coupler body. A coupler sleeve formed from a first material may be slidably positioned around the body sidewall of the coupler body. A wear ring formed from a second material may be disposed on the inner circumference of the coupler sleeve. The wear ring and ...

Electromagnetic actuator and valve

Patent Number: 8434734
Publication Date: 2013-05-07
Inventor:

The invention concerns an electromagnetic actuator (7) with a coil (8) and at least two armatures (12, 17) being movable along an axis (16) and being acted upon by a magnetic field generated by the coil (8). It is endeavoured to achieve large control opportunities by simple means. For this purpose, it is provided that one armature (12) is acted upon by a larger drive force from the magnetic field than another armature ...

Valve for control of high pressure air pressure air pulse

Patent Number: 8434733
Publication Date: 2013-05-07
Inventor:

A valve for use in the control of pressurized air from a pressure tank, the pressure tank including a wall in which an outlet port is formed, the wall having an inner surface and an outer surface. The valve comprises a valve body of generally cylindrical configuration having an inner end which in use is located inside the pressure tank and an outer end which in use is located outside of the tank. A flow passage extends through the valve body, the flow passage having an inlet at or adjacent ...

High flow proportional valve

Patent Number: 8430378
Publication Date: 2013-04-30
Inventors: ;

In one embodiment of the invention, a valve apparatus is provided to proportionally control fluid flow. The valve apparatus includes a housing having a valve body with an inlet port having a valve seat and an outlet port; a valve assembly including an armature, a movable fluid control member, and at least one spring biasing the valve assembly into a closed position, a diaphragm in contact with the valve seat of the inlet port when the valve is in the closed position, and a poppet plate ...

Valve

Patent Number: 8430377
Publication Date: 2013-04-30
Inventors: ;

A valve comprises a cup-shaped element presenting an outer surface on which a driver element is mountable and, inserted in said cup-shaped element, a core comprising at least one seal element arranged to block a first fluid passage provided in a bush, said core being movable within said cup-shaped element against the action of an elastic element between a first position in which said seal element rests on said bush such as to close its first passage and a second position in which said seal ...

Sprinkler valve module with reciprocating valve seat

Patent Number: 8430376
Publication Date: 2013-04-30
Inventors: ;

A valve module for removable installation inside the outer case of a sprinkler after removal of a riser with a nozzle turret normally mounted for reciprocation within the case. The module includes an upper valve support housing and a lower support basket removably connected to the valve support housing. A valve member is vertically reciprocable within the valve support housing to engage and disengage a valve seat in the support basket. The support basket is loosely connected to the valve ...