Class / Patent application number | Description | Number of patent applications / Date published |
137383000 | WITH LOCK OR SEAL | 38 |
20090120510 | LOCKING COVER - A cover for a fluid connection that has a first positioning element and an opening. The cover includes a first portion that is positioned to cover a portion of the opening and a second portion that includes a second positioning element. The second portion is movable with respect to the first portion between a first position, in which the first positioning element and the second positioning element are engaged, and a second position, in which the first positioning element and the second positioning element are disengaged. | 05-14-2009 |
20090205722 | LOAD LINE APPARATUS - An apparatus is provided which prevents the removal of a companion fitting when the valve is open. Thus, for example there is disclosed a load line apparatus comprising a housing, a valve, a cam lever, or more likely a pair of cam levers, and a locking device. The housing has an interior bore, the interior bore defining a flow-through passage. The valve has a surface shaped to close the flow-through passage when the valve is closed. The cam lever is pivotally attached to the housing, and the locking device is movable by the cam lever. The cam lever is operable between a locked position and an unlocked position. In the locked position, the locking device forms a stop to prevent the valve being opened. In the unlocked position, the locking device is retracted from the locked position. The cam lever is operable from the unlocked position into the locked position only when the valve is closed. The load line apparatus disclosed prevents the valve from being opened unless the cam lever is the unlocked position. The load line valve may also prevent a pipe fitting from being uncoupled with a coupling end of the pipe when the valve is opened. | 08-20-2009 |
20100116360 | ACTUATING MECHANISM FOR FLUID DISPLACEMENT AND PRESSURIZING DEVICE - A fluid displacement device, particularly for use of the device to pressurize balloon catheters, or the like. The device includes a plunger which is displaceable through a housing, and an actuating mechanism which engages the plunger. The actuating mechanism includes a nut member that is biased into engagement with a threaded portion of the plunger. The device has a press-to-release feature wherein the plunger is instantly releaseable by simply depressing a toggle lever of the nut member to overcome a restorative spring force. Subsequently, the plunger can be translated using macro movements (i.e., by pushing or pulling the plunger). | 05-13-2010 |
20100126597 | SAFETY DEVICE FOR PRESSURE-MEDIUM-CONTAINING TANKS - A safety device for closure elements ( | 05-27-2010 |
20110132471 | HYDRAULIC VALVE DEVICE - The invention relates to a hydraulic valve device having a fluid port arrangement ( | 06-09-2011 |
20110203680 | Locking non-metallic single lever control - A single lever control for manually manipulating a hydraulic valve spool of a directional control valve, which comprises an elongate shaft encased within an outer casing and having first and second ends each being fixedly attached to an end cap and a pivot block, respectively. The outer casing comprising a cylindrical cup for housing a biasing element whereupon an applied upward force on the cylindrical cup causes the outer casing to move upwardly to the extent of lifting a latching member pivotally connected to the pivot block and releasing a locking mechanism. The mounting assembly comprising an adapter plate integrally connected to a vertical support member and having a large aperture for receiving a moveable stem associated with the hydraulic valve spool, an arrangement of which allows a valve-actuating stem associated with the pivot block to movably interact with the moveable stem as the single lever control is selectively manipulated. | 08-25-2011 |
20110277853 | VALVE LOCKOUT DEVICE - A valve assembly is provided in combination with a valve lockout device. The valve assembly includes a valve body, a valve handle, and first and second ports connected with corresponding first and second conduits. The valve lockout device includes a frame member secured to the valve, a shroud member assembled with the frame member, and a locking mechanism secured to the frame member. The frame member and shroud member define an enclosure enclosing the valve. At least one of the frame member and shroud member at least partially defines a first opening positioned to receive the first conduit therethrough, and a second opening positioned to receive the second conduit therethrough. The locking mechanism is operable between a locked condition in which the shroud member is secured to the frame member, and an unlocked condition in which the shroud member is removable from the frame member to access the valve. | 11-17-2011 |
20110315239 | LATCHING GAS ON/OFF ASSEMBLY - The latching gas ON/OFF assembly includes a housing with a female threaded bore for receiving a male threaded neck of a gas tank cylinder having a tank valve with a pin. A bonnet is slidably connected to the housing and slides between a forward OFF position and rearward ON position. A pin depressor connected to the bonnet with a transverse latch button for locking the bonnet in the ON position and for releasing the bonnet from the ON position. When the bonnet is slid to the rearward ON position it causes the pin depressor to contact the pin of the tank valve to permit gas to flow therefrom. The latching button is spring-biased toward a locked position where a plate on the free end thereof removably resides in a complementary seat in the housing. | 12-29-2011 |
20120085433 | VALVE LOCK ASSEMBLY - A valve lock assembly includes a cover for selective placement over a valve. The cover has opposing sidewalls, each sidewall including at least one cover aperture. The assembly further includes a strap to secure the cover to the valve, the strap having opposing end portions each of which include at least one strap aperture. A locking pin is to be placed through both the strap apertures and the cover apertures when they are aligned. The assembly also includes a lock body, which features a first bore to receive the locking pin, and a second bore which receives a locking mechanism that prevents removal of the locking pin from the lock body. The lock body is freely rotatable about the locking pin so that the valve lock assembly may be installed or removed from a wide range of angles. | 04-12-2012 |
20120132294 | FLUID TRANSFER DEVICE WITH LOCK - A fluid transfer system includes a transfer device coupled to a dry break coupler. The transfer device includes a valve assembly moveable between an open and a closed position. The valve assembly includes a main valve and a pilot valve. An actuator controls both the main valve and the pilot valve. A cam plate interconnects the actuator and the valve assembly. The cam plate provides a quick acting shutoff to quickly move the valve assembly to the closed position. A pivotal and rotatable connector couples the transfer device to the dry break coupler. A lock is integrated with the actuator to lock the valve assembly in the closed position. | 05-31-2012 |
20120234405 | Lockout Device for Manually Operated Selector Valve - A one piece valve lockout device for use with a quarter turn, rotary selector valve that is closed at the one-eighth turn position and is mounted on a common assembly with a manually operated pump. The device includes parallel ears configured in a U shape, used to secure the device to the pumping assembly. The ears are oriented | 09-20-2012 |
20120298218 | Security Lock for Storage Tanks - A security lock for a storage tank includes a lock ring configured for engaging an opening that provides access to the storage tank. A suitable mounting assembly is used to mount the lock ring to the opening. One or more obstructions are disposed within an inside (and/or outside) area of the lock ring. The one or more obstructions define one or more openings that are sized to allow storage tank contents to be introduced through the security lock while blocking pipes, tube or other implements that are larger than the openings so that such implements cannot be used for siphoning or otherwise removing the storage tank contents. | 11-29-2012 |
20130146153 | LOCK ASSEMBLY FOR HYDRAULIC FRACING VALVE - A lock open device for use with a valve in a hydraulic fracturing system, which maintains the valve in an open position. The lock open device includes a plate with beveled edges and spring loaded ball bearings strategically disposed to contact the edges and interfere with axial movement of the plate. The plate couples to a gate member in the valve, so that the interference between the plate and the ball bearings maintains the valve in a designated open or closed position. The angle of the bevel regulates how much force is required to urge the plate past the ball bearings to thereby open/close the valve. | 06-13-2013 |
20130160870 | VALVE LOCKOUT DEVICE - A lockout device that can be used to lock a valve in a closed position, for use particularly with valves that include a stationary member, such as a body, and a rotating member, such as a handle or wheel, for activating and deactivating the valve is disclosed. The lockout device can also be used to provide a connection point for connecting various types of connectors to a hose clamp or other elongate connecting member mounted on and locked onto a body such as a pipe or valve. | 06-27-2013 |
20130167948 | Anti-Theft Assembly - An anti-theft assembly for preventing illegal access to a water shut-off point of a commercial flush valve assembly is disclosed. The anti-theft assembly is comprised of a boxed configuration formed and dimensioned for installation in both a left and right oriented flush valve assembly with lock access holes positioned to hold a lock between the plumbing fixtures and the wall. | 07-04-2013 |
20130291962 | VALVE SEAT ASSEMBLY, DOWNHOLE TOOL AND METHODS - A circulation tool includes a tubular outer body having a main bore and at least one flow port in a wall thereof, and a valve seat assembly including a valve body, a valve member, and locking elements are movably mounted within the outer body main bore. The valve seat assembly is biased towards a first position in which flow through the outer body flow port is prevented and the locking element is in the extended position, restricting passage of the valve member along the valve body bore and out of the valve body. The valve seat assembly is movable to a second position in which the locking element is in the retracted position, permitting passage of the valve member along the body bore and out of the body. The valve seat is also movable to a third position in which flow through the outer body flow port is permitted. | 11-07-2013 |
20140305519 | EASY-CONNECT ATTACHMENT HEAD AND ADAPTER - An adapter connects to a valve to convert the valve of a type, such as but not limited to Schrader or Presta, to a uniform configuration. An attachment head for engages and creates a seal with the adapter and has a release mechanism to disengage the attachment head from the adapter. | 10-16-2014 |
20140360597 | DOUBLE SECURITY LOCKABLE HYDRAULIC VALVE - A lockable hydraulic valve for preventing unauthorized use of a system, machinery item or vehicle requiring operation by both electric and hydraulic circuits. The valve comprising a housing provided with a spool bore and at least one hydraulic inlet and at least one hydraulic outlet. A spool allows oil passage from inlet to outlet in a first spool position. A key can drive the spool 90 degrees from a second, locked position to a first open position. A lock member in a hollow provided in the solid housing, engages and revolves the spool and also serves to block access to the exposed end of the spool. A locator member prevents axial movement of the spool member and locates in a spool groove. A non-central spool projection projects outward and operates at least one electric switch to immobilize at least one essential electric circuit simultaneously to the blocking of oil flow. | 12-11-2014 |
20150020897 | PNEUMATICALLY DRIVEABLE VALVE ACTUATOR AND METHOD OF LOCKING A VALVE CLOSURE ELEMENT RELATIVE TO A VALVE BODY - The present disclosure provides a pneumatically drivable actuator for setting a position of a valve closure element in a valve, comprising a piston, which is moveable in a pressure chamber by influence of a drive gas, and a locking mechanism for mechanically locking the piston relative to the pressure chamber. The actuator further comprises a ventilation device for venting the drive gas from the pressure chamber while the piston is mechanically locked relative to the pressure chamber, such that pressurization of the pressure chamber is prevented. | 01-22-2015 |
20150075647 | LOCKING CAP SYSTEM - A lockable pipe cover includes an inner cap and an outer cover which are selectively coupled together for axial rotation. When the cap is locked, the inner cap and the outer cover are free to rotate independently from one another thus rotation of the outer cover will not remove the cap from the pipe. In the unlocked position, the inner cap and the outer cover are coupled for rotation and thus rotation of the outer cover results in rotation of the inner cap. | 03-19-2015 |
20160102777 | Water Spigot Safety Device - A water spigot safety device prevents the unauthorized use of water from a water spigot. The device includes a cover having a top wall and a perimeter wall coupled to and extending downwardly from the top wall. A front side of the cover has a first notch therein. A rear side of the cover has a second notch extending positioned opposite the first notch. Each of the first and second notches extends upwardly from a bottom end of the perimeter wall. The cover is positionable over a water spigot such that an arm of the water spigot is extendable through the first notch, a spout of the water spigot is extendable through the second notch and a handle of the water spigot is extendable into an interior space of the cover. A locking member is coupled to the cover for securing the handle within the interior space of the cover. | 04-14-2016 |
137384000 | With seal | 4 |
20100096026 | INTAKE PIPE FOR A DRINKING WATER TAP - The present invention provides an intake pipe for drinking water taps, including a metal screwed conduit and a plastic inner pipe. The metal screwed conduit has screw threads configured on its periphery, and a through pipe hole inside. The plastic inner pipe is placed in the through pipe hole. On top of the plastic inner pipe, there is an expanded ring to be held tightly against the top end of the metal screwed conduit. The bottom end of the plastic inner pipe extends to the bottom of the metal screwed conduit. An O-ring seal is placed between the metal screwed conduit and the plastic inner pipe. The O-ring seal can be configured between the top end of the metal screwed conduit and the expanded ring of the plastic inner pipe, or between the through pipe hole of the metal screwed conduit and the outside wall of the plastic inner pipe. | 04-22-2010 |
20120145260 | BIOTIP - A biotip according to an embodiment of the invention moves a reaction mixture along a longitudinal direction under the force of gravity. The biotip includes a chamber formed of a transparent material and filled with a liquid having a smaller specific gravity than the reaction mixture and immiscible with the reaction mixture, and a seal that seals the chamber. The liquid has a volume resistivity of greater than 0 Ω·cm and 5×10 | 06-14-2012 |
20140174560 | BYPASS SEAL FOR ROTARY REGENERATIVE AIR PREHEATERS - A rotary seal system is disclosed for an air circulating system. The rotary seal system includes a rotary shell having one or more air circulation chambers. The system includes a plurality of stationary, flexible seal bodies arranged in an angled fashion operatively coupled about opposing circumferential edges of the rotor shell to maintain separation between the one or more air circulation chambers. In one embodiment, a helical ramp disposed in at least one of the plurality of stationary, flexible seal bodies provides internal realignment of the flexible seal bodies. | 06-26-2014 |
20150377382 | LOCKING MECHANISM WITH VISIBLE STATUS INDICATION - A system for verifiably locking a first cylindrical component to a second cylindrical component in a safe and secure manner. The system provides a visible indication when the first component and second component are fully and effectively secured. The first cylindrical component comprises a lock cylinder fixedly attached to the first cylindrical component. The lock cylinder comprises a lock piston. The second cylindrical component comprises a channel with a guide region and a lock region. The visible portion of the lock piston provides an indication of whether or not the lock piston is secured in the lock region of the channel. The system is also capable of being operated from a control panel to operate the locks, receive signals from sensors, and to display the lock status of the system. The system offers redundant verifications to enhance safety in operating environments. | 12-31-2015 |
137384200 | Common lock and valve actuator | 2 |
20160169408 | DOUBLE PAIRED WATER KEY | 06-16-2016 |
137384800 | Mechanical movement between lock and valve | 1 |
20120090701 | Connector for Connecting a Tank Truck to an Underground Oil Depot - A connector for connecting a tank truck to an underground oil depot has a body, a handle, a transmission device and two locking arms. The body has a mounting tube and a connection tube respectively connected with an oil drain valve and an oil pipe. The handle is pivotally mounted on the body. The transmission device is pivotally connected to the handle and has a linking lever and two transmitting levers. The linking lever is pivotally connected to the handle, and the transmitting levers are pivotally and slidably connected to the linking lever. The locking arms are pivotally mounted on the mounting tube of the body, selectively extend into the mounting tube and are respectively connected securely to the transmitting levers. Each locking arm has a pushing protrusion mounted on the locking arm and is adapted to push against a joint on the oil drain valve. | 04-19-2012 |
137385000 | Locks against rotary motion | 11 |
20100024900 | Simple axial locking of a valve shaft - The invention concerns 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 closing element. The invention is characterized by a collar part to be fitted to said end of the shaft and to be turned into a locking position, one of the end surfaces of the main part of said collar part having at least one axial projection that fits into the pivot recess of the closing element of the valve when the collar part is in the locking position and the end of the shaft is positioned into the pivot recess of the closing element. | 02-04-2010 |
20100218830 | VALVE OPERATED BY A MASTER KEY - The present invention relates to a valve used to control fluid flow. The valve includes a handle, which is placed above a body and is connected directly or indirectly to a top portion of a stem; a cap, into which the stem is inserted, and which surrounds a top portion of the body, the cap having a plurality of locking holes formed in the circumference of a top portion thereof in a circular arrangement. The handle has a vertical hole corresponding to the locking holes and a key hole extending coaxially with or perpendicularly to the vertical hole, and is connected to the top portion of the stem to contact the top portion of the cap. Locking means is provided in the vertical hole and the locking holes to lock the handle and the cap to each other. The locked position is released using a master key, which is inserted through the key hole, thereby allowing the handle to be operated. | 09-02-2010 |
20130139908 | SELF LOCK MECHANISM FOR VALVE ACTUATOR - A self lock mechanism for rotating actuators, which allow rotation from one side while deny rotation from the other side, comprising sets of rollers arranged between a housing and a valve connection part, configured with a special shape to cause locking if the mechanism is attempted twisted from the valve side, a motor connection part to press rollers out of locking position and release the locking before the motor connection part makes contact with the valve connection part and start transferring torque. The rollers may be separated and kept in place by a wing on the valve connection part or by springs. | 06-06-2013 |
20130220448 | LOW PROFILE BACKWATER VALVE WITH LOCK - A low profile backwater valve includes a hollow valve body having an inlet, an outlet, a top and a bottom. A pivoting valve member that is buoyant in water moves between a normally open position along the bottom of the valve body and a closed position sealing the inlet. A locking member is positioned in the hollow valve body. The locking member has a release position below the pivot axis of the valve member that permits the valve member to pivot freely, and a locking position immediately adjacent to the valve member that secures the valve member in the closed position. A handle is attached to the locking member and is accessible from outside and from the top of the hollow valve body. The handle moves the locking member between the release position and the locking position. | 08-29-2013 |
20140034153 | VALVE LOCKOUT DEVICE - A valve lockout device includes a body having a mount portion that defines a passageway. A cover positioned adjacent to the body defines a cover portion adjacent the mount portion thereby inhibiting access to the passageway in the mount portion. A position control arm extends through at least one of the body and cover, the position control arm defines a valve engagement portion and an adjustment portion. A lock aperture is formed in at least the other of the body and cover through which the position control arm extends. An adjustment member is positioned adjacent at least one of the body and the cover, the adjustment member defines an adjustment member aperture aligned with the lock aperture and is configured to engage the adjustment portion of the position control arm. Coupling the lock aperture and the adjustment member aperture inhibits relative movement of the body, cover, and adjustment member. | 02-06-2014 |
20150027563 | VALVES - A split valve assembly ( | 01-29-2015 |
20150075648 | VALVE LOCKOUT DEVICE - A valve lockout device includes a body having a mount portion that defines a passageway. A cover positioned adjacent to the body defines a cover portion adjacent the mount portion thereby inhibiting access to the passageway in the mount portion. A position control arm extends through at least one of the body and cover, the position control arm defines a valve engagement portion and an adjustment portion. A lock aperture is formed in at least the other of the body and cover through which the position control arm extends. An adjustment member is positioned adjacent at least one of the body and the cover, the adjustment member defines an adjustment member aperture aligned with the lock aperture and is configured to engage the adjustment portion of the position control arm. Coupling the lock aperture and the adjustment member aperture inhibits relative movement of the body, cover, and adjustment member. | 03-19-2015 |
20150096629 | VALVE - Valve of the type having a body which is provided with an inlet and an outlet of a fluid which are reciprocally put in flow communication by means of a communication chamber in which said communication chamber can be occluded by means of closure means and in which the communication chamber is divided in a first chamber and a second chamber, each putting in flow communication the inlet and the outlet of the fluid according to a parallel configuration. The first chamber is provided with first closing means, the second chamber is provided with second closing means and there is further provided at least one third closing means. | 04-09-2015 |
20150101684 | VALVE HANDLE LOCK - A locking collar slideably fits over the control handle of a valve, such as a ball valve, and can be moved to locking and unlocking positions. The collar includes a pair of fork-like tines which are spaced apart to span a stop member on the valve body. One of the tines includes a tab with a threaded aperture for receiving a threaded adjustment screw. When tightened against the stop member, the screw secures the locking collar and, therefore, the valve handle in a fixed position, preventing inadvertent changing of the valve position. An aperture in the handle allows a lock to be inserted through the handle preventing movement of the locking collar to prevent changing of the valve position by unauthorized tampering. | 04-16-2015 |
20150114489 | VALVE AND CONSTRUCTION MACHINE WITH THE SAME - A valve capable of restraining a valve element having a flow-path hole from unintentional rotation to close the valve is provided midway of a flow pipe, including the valve element and a holding member holding the valve element while permitting rotational movement thereof and having inlet and outlet ports. The valve element makes rotational movement between a first position for bringing the ports into communication with each other through the flow-path hole and a second position for blocking the communication. The flow-path hole has inlet and outlet openings facing respective inlet and outlet ports, in the first position. The inlet opening has a shape capable of embracing an outer edge of a valve-element-side opening of the inlet port facing the valve element and a size greater than that of the outer edge of the valve-element-side opening circumstantially of the rotational movement of the valve element. | 04-30-2015 |
20160091111 | Lock Device and Valve Device - Provided are a valve device free of changes in the position of the valve member caused by external force and fluid pressure, and a lock device for the valve device. The lock device has a tubular member fitted to the rotating part of the valve device so that the member is movable along the axis of the rotating part in both directions, wherein the member has a protrusion on its inner circumferential face along its axis, and the protrusion engages with or disengages from recesses in an outer circumferential face of a holder of the rotating part formed along its axis when the member moves in either direction; or the member has recesses in its inner circumferential face formed along its axis, and the recesses engage with or disengage from a protrusion on the outer circumferential face of the holder along its axis when the member moves in either direction. | 03-31-2016 |