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| Number | Title | Issue Date |
| 8186371 | Method of assembling a ball valve A ball valve includes a valve element and a single piece packing that seals the valve element within a valve cavity. The single piece packing is installed over the valve element at room temperature or may be molded thereon. The valve element may include a flow contr... | 05/29/2012 |
| 8177190 | Vacuum valve A vacuum valve including a valve body with a valve orifice, a closure member for closing the valve orifice, a first piston-cylinder unit, a second piston-cylinder unit, a first control element, and a second control element. When opening the vacuum valve, a pressure ... | 05/15/2012 |
| 8176936 | Fluid cutoff device and gas meter with the fluid cutoff device By removably disposing a fluid cutoff device in a gas piping, a gas cutoff management function for remote cutting-off/return, etc., can be added to an existing flow measuring unit, and a communicating portion can make bidirectional communications, so that by transmi... | 05/15/2012 |
| 8166994 | Ball for valves and production method A ball (1) for valves is described, comprising a substantially ball-shaped body (2), a hole (4, 5) bored in the body (2) for fluid flow passage between the entry and exit of the valve, and a slot (10) cut into the body (2) t... | 05/01/2012 |
| 8167266 | Clutch apparatus for electric valve actuator A clutch apparatus for an electric valve actuator, in which, where a manual handle is operated by an operator in a state that a power supply is stopped in a main motor, a coupling state between the manual handle and the main motor is released and the main motor is s... | 05/01/2012 |
| 8161999 | Swing valve A swing valve includes a body having an inner surface defining an opening, a plate positioned substantially within the opening of the body, and a pivot rod coupled to the body and the plate. The pivot rod defines a pivot axis. The plate is pivotable about the pivot ... | 04/24/2012 |
| 8162236 | Electronic user interface for electronic mixing of water for residential faucets A water delivery system is disclosed. The water delivery system may have an electronic user interface. The electronic user interface may be a portable device. The electronic user interface may include inputs to select water temperature, water flow rates, water flow ... | 04/24/2012 |
| 8161996 | Resilient seated butterfly valve with interchangeable off-center and on-center discs The resilient seated butterfly valve has a common spherical center for receiving either an on-center or off-center disc, both of which are rotatably mounted in the body. A seal has a seat spherical surface. The seal is affixed to the circumference of the valve chamb... | 04/24/2012 |
| 8157242 | Valve actuator with lock mechanism A valve actuator with manual lock is provided. The valve actuator with manual lock includes a locking button arrangement that is operably coupled to a shaft extending along an axis of rotation of a drive train. The locking button arrangement is selectively engageabl... | 04/17/2012 |
| 8152138 | Self-sealing bite valve A bite valve for a hydration system includes a body, a sheath, a seal post, a first seal, and a second seal. The body includes a body channel configured to flow a fluid. The sheath is configured to attach to the body. The sheath includes a sheath channel extending f... | 04/10/2012 |
| 8152136 | Polymer microvalve with actuators and devices The present invention relates to a microvalve having a valve plug, connecting legs, anchors and actuators, allowing the valve plug to move vertically to open or close the valve. The valve plug can contain magnetic materials, and be operated by an actuator. ... | 04/10/2012 |
| 8146887 | Damper mechanism A damper mechanism comprising a single piece damper blade and a damper seal. The damper blade having a tie-down tab pair, with the tie-down tab pair positioned along a periphery edge of the damper blade for coupling a damper seal with the damper blade. The damper se... | 04/03/2012 |
| 8141846 | Vacuum sealing system and device An apparatus for a gate valve between chambers includes a valve housing defining a flow path. A male valve portion is rotatable on a fixed axis in the housing. The male valve portion including a first male mating surface positioned at a first angle less than perpend... | 03/27/2012 |
| 8136792 | Double containment valve system A stemmed control valve having a housing containing a first packing assembly that is compressively loaded externally of the housing, and a second packing assembly that is independently compressively loaded in a fixed manner internally of the housing. ... | 03/20/2012 |
| 8132785 | Shaft seal packing and shaft seal structure for valve A shaft seal packing exhibits high sealability at the time of initial assembly and also exhibits, even after the packing is retightened, excellent sealability by an increased seal surface pressure obtained through an effect of pressing and by self-sealability obtain... | 03/13/2012 |
| 8132779 | Solenoid valve for brake system and manufacturing method thereof Disclosed herein are a solenoid valve for a brake system and a manufacturing method thereof, to achieve easy manufacture and low manufacturing costs via a more simplified configuration than the related art. The solenoid valve includes a valve core, a sleeve into one... | 03/13/2012 |
| 8132786 | Stemless ball valve A stemless ball valve comprising: a right flange; left flange; ball with an axis pin and two travel pins; ball seal on either side of the ball; guide sleeve with inner walls comprising two channels; cartridge guide holder; inner magnetic cartridge; and outer magneti... | 03/13/2012 |
| 8132784 | Fixing system and joint, for fixing an actuator to a valve An actuator (1) is fixed on a valve (2) through a fixing joint (3) which comprises a tubular sleeve (32) on which a tightening nut (30) is screwed; the nut (30) and the sleeve (32) are provided with a conical thread c... | 03/13/2012 |
| 8128062 | Valve with self-aligning shaft seal A valve design that enables a positive shaft seal to be obtained in an inexpensive manner by reducing the need for close tolerances heretofore required in prior art designs. This unique valve design employs a shaft seal that is adapted for transverse and/or angular ... | 03/06/2012 |
| 8127791 | Solenoid operated fluid control valve Solenoid operated fluid control valve for controlling the pressure of a fluid in a fluid control system comprises a solenoid housing having therein a solenoid coil, an armature movable in response to electrical current applied to the solenoid coil, a valve member fo... | 03/06/2012 |
| 8128056 | Flow control valve Provided is a flow control valve including: a valve body including a flow passage; a first poppet being fixed within the valve body, and including an inlet port through which a fluid flows in and an outflow hole through which the fluid flows out to the flow passage;... | 03/06/2012 |
| 8123195 | Pressure control butterfly valve with opening/closing mechanism A pressure control butterfly valve includes a valve disc rotatable in a vertical direction relative to a flow passage in a body, a seat ring reciprocating in a direction of the flow passage to allow a valve seat seal part to abut on and separate from the valve disc,... | 02/28/2012 |
| 8123196 | Integrated valve system A fluid chamber couples cylindrical input and output lines. The chamber has a closed lower end and an open upper end. A closure plate covers the upper end. The plate has a primary and secondary slots. A finger assembly has primary and secondary fingers. The fingers ... | 02/28/2012 |
| 8118055 | Valve component for faucet A valve component for a faucet includes a substrate comprising a base material and a strengthening layer provided above the substrate in an amount sufficient to improve abrasion resistance of the substrate, the strengthening layer comprising tantalum. A layer includ... | 02/21/2012 |
| 8118278 | Aseptic flow control valve with outside diameter valve closure An aseptic diaphragm valve in which a valve seat (37) is formed by a groove including a concave surface of engagement that positioned along an outer diameter of an upper end of an inlet tube (32), and a resilient valve member portion (41) that i... | 02/21/2012 |
| 8118058 | Variable frequency and amplitude dither for electronically controlled valves A method is disclosed that includes allowing both frequency and amplitude of a periodic waveform to be adjusted. The method also includes creating the periodic waveform having the frequency and the amplitude. The periodic waveform is coupled to at least one control ... | 02/21/2012 |
| 8113230 | Simple axial locking of a valve shaft An axial locking of a valve shaft to be non-turnably attached to a closing element of a valve, an end of the shaft to be attached to the closing element being machined on two opposite sides in order to fit into a pivot recess formed in the outer perimeter of the clo... | 02/14/2012 |
| 8113487 | Vacuum processing apparatus A grease supply mechanism is provided inside a vacuum transfer chamber. The grease supply mechanism includes: a grease storage part in a bottomed cylindrical shape storing grease therein; and a movable cover covering an opening of the grease storage part and sliding... | 02/14/2012 |
| 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 mechanically attached to the pneumatically operated valve assembly, the to... | 01/31/2012 |
| 8104742 | Flow control valve A flow control valve is provided in a manner to be capable of locking a position of a differential screw easily without displacing a position adjusted valve element body. The valve element body is brought into or out of contact with a valve seat provided between a f... | 01/31/2012 |
| 8096524 | Seal retainer/line centering clips with multiple flange capability A wafer-style valve assembly adapted to be coupled between opposing pipeline components having a common centerline secured together by a plurality of longitudinal fasteners includes a substantially cylindrical valve body, a seat retaining plate, and at least one cli... | 01/17/2012 |
| 8091861 | Valve for use in connection with oil production and gas production A valve for use in connection with oil production and gas production comprising a valve housing (1) which is connected to at least one inlet (2) and an outlet (3), which together define a flow channel (16) through the valve, a valve body ... | 01/10/2012 |
| 8091863 | Gate valve and semiconductor manufacturing apparatus A gate valve of a semiconductor manufacturing apparatus, which is formed between a processing chamber in which processing is performed and a transfer chamber which carries a substrate on which the processing is performed, includes a gate valve at a side of the proce... | 01/10/2012 |
| 8091859 | Valve for controlling fluids A valve for controlling fluids having a piezoelectric actuator unit which has an actuator base and an actuator head that acts on a coupling module which is connected to a valve closing member that cooperates with a valve seat; the actuator base is braced via a spher... | 01/10/2012 |
| 8091862 | Butterfly valves having sleeve inserts A butterfly valve having a valve body, a butterfly shaft, a butterfly plate, and a sleeve insert is provided. The valve body is made of a first material and the sleeve insert is made of a second material. The butterfly shaft is in the valve body for rotation about a... | 01/10/2012 |
| 8087641 | Fluid control valve with a holding member to prevent loosening of threaded engagement For providing a fluid control valve capable of preventing looseness of a screw part between a valve main body and a valve upper body, the fluid control valve comprises a resin valve main body wherein a valve seat comes into or out of contact with a diaphragm, and a ... | 01/03/2012 |
| 8082945 | Top operating telescoping adjustable valve box and valve stem assembly A top operating telescoping adjustable valve box and valve stem assembly that incorporates a telescoping valve stem actuating system which, when coupled to a service valve, allows for the operation from ground level without the removal of a plug or lid. The system h... | 12/27/2011 |
| 8082952 | Piezoelectric bending element actuator for servo valve A valve assembly includes a valve housing. A valve body is movable within the housing. The valve body has a land to selectively block or communicate a supply port to an outlet. A piezoelectric bending element actuator moves the valve body to selectively communicate ... | 12/27/2011 |
| 8079382 | Unfreeze faucet structure An unfreeze faucet structure includes a watering control valve having a body; a control shaft, an upper ceramic member, and a lower ceramic member connected with the body; a valve seat locked to the body; wherein the control shaft includes a watering cavity and a po... | 12/20/2011 |
| 8074673 | Freeze-resistant metering valve A freeze-resistant metering valve is provided that comprises a magnetic part and a hydraulic part. The magnetic part has an armature biased by a spring. The hydraulic part has an annular space for receiving and conveying a liquid as well as a tappet facing a valve s... | 12/13/2011 |
