Abstract: A valve stem retainer device may include a housing that holds a valve stem. The housing may prevent the valve stem from closing without control. The device may include at least one bracket that holds on to the housing. The device may include a steel rod that holds on to the housing. The steel rod may support the at least one bracket. The device may include a double set of a washer and a nut that ensures a tight and secure connection between the at least one bracket and the housing.

Abstract: A valve for pressurized fluid including a body housing a fluid circuit having an upstream end configured to be placed in communication with a reserve of pressurized fluid and a downstream end configured to be placed in communication with a user of fluid, the circuit including a collection of valve shutter(s) including at least one shutoff valve shutter allowing the circuit to be closed or opened, the valve including a member for manually controlling the collection of valve shutter(s).

Abstract: A manual valve provided with a valve body and a handle includes a lock mechanism to which a lock is attachable. The lock mechanism includes a movable member provided with first and second plate portions, and a support rod pivotally supporting the movable member. The movable member includes a mating hole engageable with only the handle placed in a fully-closed position. The movable member is guided along a guide hole through which the support rod is inserted to move between a locking position where the mating hole is engaged with the handle to lock the handle and an unlocking position where the mating hole is not engaged with the handle to allow rotation of the handle.

Abstract: A gas fixture safety cover comprising: a plurality of walls, and a plurality of nozzle slots located in the walls, and plurality of handle slots located in the walls, the walls and slots configured to allow the gas fixture safety cover to slide over a gas fixture and abut a countertop if all of the gas valve handles are in an off position, and further configured to prevent the gas fixture safety cover from sliding over a gas fixture and abutting a counter top if any of the gas valve handles are in a turned on position.

Abstract: A valve lock is provided. The valve lock includes a lower lock bracket and an upper lock bracket. The lower lock bracket has a first flange plate having at least one lock hole formed therethrough. A lock plate extends from and is substantially perpendicular to the first flange plate. The lock plate is positioned to abut against a valve body when the valve lock is locked to a valve. The upper lock bracket includes a second flange plate having at least one lock hole aligned with the at least one lock hole of the first flange plate. A pair of upper lock tabs extends vertically from the second flange plate and forms a vertical channel. The vertical channel is sized to receive at least a portion of a valve handle within.

Abstract: An oil valve dart apparatus having a body for being inserted through two portions of an oil tank valve to prevent the two portions of the oil tank valve from moving relative to each other to thereby prevent fluid flow. A stop prevents the dart apparatus from being withdrawn one way. A seal held in a through slot near the other end of the dart apparatus prevents the dart apparatus from being withdrawn the other way. A cap is engaged to and spaced from the stop by a shaft. A tether is engaged to the shaft and a safety pin is engaged to the tether. The body, stop, cap and shaft are co-axial, integral and one-piece.

Abstract: The flow rate adjusting device includes: a valve body disposed so as to open and close the fluid passage; a dial operation part which adjusts minute opening of the valve body in the slow-leaking mechanism; a lock nut part which fixes the adjusting position of the minute opening; and a lock cap which prevents motion of the dial operation part and the lock nut part. The lock cap includes: a first insertion hole into which the substantially cylindrical dial operation part is inserted; a second insertion hole into which a rod protruding upward from the housing is inserted; and an arm part which connects the first insertion hole and the second insertion hole.

Abstract: In accordance with certain embodiments, the present invention provides a theft-deterrence device, which can be used to deter theft of oil-and-gas equipment. For example, one such embodiment provides a nut-and-bolt assembly that includes an extended bolt and a standard the hexagonal nut. To deter theft, the exemplary assembly includes an outer sleeve that is disposed about the nut and extended bolt and that is free to rotate. Resultantly, the sleeve prevents the application of torque to the nut and also protects against shearing of the extended stud. The exemplary assembly also includes a tamper-resistant screw extending through the stud and cooperating with a retaining ring disposed above the nut, to prevent removal of the outer sleeve.

Abstract: A device for limiting travel of a valve including a body removably connected to a transfer module, a vacuum valve, or a reaction chamber, a travel limiting rod passing through the body to engage and limit travel of the valve, and wherein the body includes at least one mounting flange opposite the travel limiting rod.

Abstract: Pin-locking devices are detailed. The devices may be placed atop inflation valves and mechanically interfere with movement of pins associated with the valves. Some versions of the devices are single-piece, rigid discs including through holes and curved protrusions interacting with inflation pins.

Abstract: A switchbox for monitoring the position of a manual quarter-turn valve has a housing mountable to the valve to be monitored/controlled. A handle-driven shaft extends through the housing, with one end of the shaft couplable to the valve stem such that movement of the shaft moves the valve stem. One or more shaft position sensor switches interact with a cam on the shaft to signal shaft position and/or provide control signals. A plate coupled to the shaft articulates within a recess on the surface of the switchbox to limit motion of the valve to an operable range, such as between full ON and full OFF. The switchbox has a pair of lock tabs with lock apertures. A lock aperture in the plate is alignable with the lock tab apertures to receive a pin or padlock for locking the valve in a selected position. A potentiometer can be utilized in place of a switch as a shaft position sensor. The switchbox may be used with an original or new handle and may feature detents to allow a range of valve settings.

Abstract: A switchbox for monitoring the position of a manual quarter-turn valve has a housing mountable to the valve to be monitored/controlled. A handle-driven shaft extends through the housing, with one end of the shaft couplable to the valve stem such that movement of the shaft moves the valve stem. One or more shaft position sensor switches interact with a cam on the shaft to signal shaft position and/or provide control signals. A plate coupled to the shaft articulates within a recess on the surface of the switchbox to limit motion of the valve to an operable range, such as between full ON and full OFF. The switchbox has a pair of lock tabs with lock apertures. A lock aperture in the plate is alignable with the lock tab apertures to receive a pin or padlock for locking the valve in a selected position. A potentiometer can be utilized in place of a switch as a shaft position sensor. The switchbox may be used with an original or new handle and may feature detents to allow a range of valve settings.

Abstract: A lockout device for a handle assembly includes first and second lockout members each including an outward facing base wall and outward extending first and second projections. The first and second projections of the first base member are spaced apart to receive the handle therebetween, and the first and second projections of the second base member are spaced apart to receive the handle latch therebetween. The first and second lockout members are pivotable with respect to each other to a lockout position for engagement of the base walls of the first and second lockout members with facing surfaces of a handle and a handle latch of the handle assembly. When the first and second lockout members are secured between the handle and the handle latch in the lockout position, the first and second lockout members block movement of the handle latch to prevent rotational movement of the handle assembly.

Abstract: 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.

Abstract: A yard hydrant locking collar has two C-shaped steel hardened plates connected together at one end by a rivet. The rivet acts like a hinge and allows the top and bottom plates to swivel open and closed. The other end of each top and bottom plates has a locking hole. A one inch tapered slot is cut into the top plate near the locking hole. The top and bottom plates are rotated so the collar fits around the hydrant pipe. The locking holes and slot are positioned near the hydrant locking hole and the collar locking holes are aligned. A padlock is opened and tilted away from the pipe and the free arm of the padlock is placed through the locking hole of the hydrant handle and positioned over the locking holes of the collar. The padlock is then tilted back towards the pipe. The tapered slot allows the padlock to move towards the pipe so that the free end of the padlock can move through the locking holes. Once the free end of the padlock passes through the collar locking holes, the padlock can be raised and locked.

Abstract: Provided is a barrel lock that can be used to securely lock a barrel opening, and in particular, a barrel pump positioned in a barrel opening. The barrel lock has a lock body, a closure mechanism, a locking mechanism, and is secured by a locking means. The lock body is capable of assuming an open position and a closed position for locking about the barrel pump. In a closed position, the locking mechanism is used to secure the lock body in a closed position and to secure the closure mechanism in engagement with the lock body, to thereby secure the barrel pump from use.

Abstract: A lock-out bracket secures the position of a shaft extending through an actuator, the shaft having a first end and a second end, the first end being operative for controlling a valve, the second end being coupled to a limit switch mounted on a limit switch bracket mounted to the actuator. The lock-out bracket includes a substantially flat base plate and a substantially flat lock-out tab substantially perpendicular to the base plate, the base plate defining an opening configured for matingly fitting over, receiving, and engaging the second end of the shaft. The lock-out tab defines a first hole adapted for alignment with a corresponding second hole defined on the limit switch bracket for facilitating the insertion of a lock shackle through the first hole and the second hole to secure the lock-out bracket relative to the actuator and prevent movement of the shaft and valve coupled to the shaft.

Abstract: A hydrant locking device inhibiting unauthorized operation of a fire hydrant. The hydrant locking device includes a housing rotatably engaging an extension. The extension includes a rotatable staple extending through the housing. A locking device may engage the rotatable staple. The housing may also include one or more markers on a surface thereof.

Abstract: A conventional rotary valve in which is provided with a locking mechanism for fixing the degree of aperture so as to prevent misoperation and reduce accidents caused thereby, and even a previously installed valve can be converted to a valve having a locking mechanism, simply by replacing the handle alone. In a rotary valve wherein a valve element that is engaged with a stem is turned by turning the stem, which is connected to a handle, so as to open and close the valve, and having a top flange that is provided on a neck of a valve body that supports the stem, a notch is formed at the peripheral edge of the top flange, and a locking member, having a protrusion that can be latched in the notch in the top flange by way of a torsion spring, is pivotably supported at the center of the handle or on a grip portion thereof.

Abstract: A mechanism for implementing at least one of activation and deactivation of a gas valve that is coupled to an input manifold of a processing chamber is provided. The mechanism includes a toggle arm disposed in one of a toggle activation position and a toggle deactivation position. The mechanism also includes a toggle operated switch coupled to the toggle arm and the gas valve. The toggle operated switch is disposed on top of the gas valve and the toggle arm is disposed on top of the toggle operated switch so as to minimize a footprint of an assembly that comprises the gas valve, the toggle operated switch, and the toggle arm. Thus, the process gas flow flows through the gas valve when the toggle arm is in the toggle activation position and is inhibited from flowing into the gas valve when the toggle arm is in the toggle deactivation position.

Abstract: A hydrant locking device inhibiting unauthorized operation of a fire hydrant and includes a flip-top lid positioning between an open configuration and a closed configuration relative to a base. The flip-top lid is hingedly connected to the base of the locking device. The base may be releasably secured to an operating nut of the fire hydrant or more specifically an operating nut extension that engages the operating nut of the fire hydrant. The flip-top lid may also include a sealed cavity that may include electronics. These electronics may be in electrical communication with a wireless mesh network.

Abstract: A lockout device is provided for an instrument having a body and an actuating member extending from the body for operating the instrument. The lockout device includes a bottom member, a cover member, and a flexible member. The bottom member and cover member are adapted to receive a cinching portion of the flexible member between first and second holding surfaces of the bottom member and cover member. When the flexible member is wrapped around a portion of the body and received between the first and second holding surfaces and the cover member is in a closed position, the first and second holding surfaces prevent movement of a cinching portion of the flexible member.

Abstract: 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 toggle switch includes a toggle arm, the toggle arm being positioned in one of an activation zone and a deactivation zone, wherein when the toggle arm is positioned in the activation zone, the pneumatically operated valve is activated, and wherein when the toggle arm is positioned in the deactivation zone, the pneumatically operated valve is deactivated. The apparatus further includes an activation prevention mechanism attached to the toggle switch, wherein when the activation prevention mechanism being configured for preventing the toggle arm from being repositioned from the deactivation zone to the activation zone without at least bypassing a lockout function of the optimized activation prevention mechanism.

Abstract: A surface defect data display and management system comprises a risk score calculation unit for calculating the magnitude of an influence a surface defect on a wafer detected by a wafer inspection system or review system has upon a reduction in the yield of a final product as a risk score of the surface defect based on a defect size of the surface defect on the wafer and a pattern concentration obtained from design data of a pattern figure nearby a location corresponding to the position of the surface defect, and a correlation graph and defect image display unit for preparing a correlation graph showing the correlation between the defect size and the risk score of each defect, displaying the prepared correlation graph on the display apparatus and displaying additionally a defect image list of one or more defects selected by using the correlation graph.

Abstract: A pipe joint locking device which prevents accidental loosening of a pipe joint after tightening and with which a sealing property of a seal portion of the pipe joint is not impaired even if a force for rotating a pipe member acts on the pipe member. The device is formed of: a first component member 11 including a mounting portion 21 to be mounted to a joint member 2 having an external thread while prevented from relative rotation, a cover portion 22 to be brought into contact with an outer peripheral face of a cap nut 5 from a lower side, and a coupling portion 23 to be brought into contact with a pipe member 3 from the lower side; and a second component member 12 including a cover portion 31 to be brought into contact with the outer peripheral face of the cap nut 5 from an upper side and a coupling portion 32 to be brought into contact with the pipe member 3 from the upper side.

Abstract: A lockable handle assembly, having an operating handle rotatably mounted on a frame, with a bore therein, having an axis extending laterally, a blocking bolt slideably mounted in the handle, one end of the bolt being slideable into a strike in the frame, a drum rotatably mounted in the bore, with a second end of the bolt in contact with the drum so that rotation of the drum moves the bolt into and out of the strike, a lateral hole through the handle and passing through the bore, the drum having a throughhole therein coaxial with the lateral hole in the handle when the drum is positioned with the bolt in the strike, so that a bar extending through both the throughhole in the drum and the lateral hole in the handle prevents rotation of the drum to maintain the bolt is the strike thereby preventing rotation of the handle.

Abstract: A lockout device is provided for an instrument having a body and an actuating member extending from the body for operating the instrument. The lockout device includes a bottom member, a cover member, and a flexible member. The bottom member and cover member are adapted to receive a cinching portion of the flexible member between first and second cinching features. One of the first and second cinching features includes at least one pin, and the other of the first and second cinching features includes at least one corresponding recess configured to receive the at least one pin. When the flexible member is wrapped around a portion of the body and received between the first and second cinching features and the cover member is in a closed position, the first and second cinching features prevent movement of a cinching portion of the flexible member.

Abstract: The water meter lock includes a hollow housing adapted to be placed over a valve and/or piping. The housing includes a closed side and an open side, the open side for insertion over the valve. A locking tab having a through bore extends laterally from adjacent the open side. Lateral sides of the valve include shaped cutouts or slots adapted to seat the housing on associated piping and/or accommodate extended portions of the valve. At least two of the lateral sides have aligned bores through which a locking pin is insertably mounted. The locking pin includes an enlarged head having a bore, which aligns with the bore of the locking tab. Once properly mounted and the bores aligned, a padlock locks the water meter lock.

Abstract: A lock device includes a first bracket 34 fixed to a screw element 33 and formed with a lock hole 34b; a second bracket 35 which has a fitting portion 35a fitted to the turn-type control lever 30 of an operation pattern selecting valve 16 and which is formed with a lock hole 35f; and a lock 36. The screw element 33 is screwed into a threaded hole 32 formed in an end plate 29 of the operation pattern selecting valve 16 to secure the first bracket 34 to the end plate 29. The fitting portion 35a of the second bracket 35 is fitted to the turn-type control lever 30 to connect the second bracket 35 to the turn-type control lever 30. The lock 36 is insertably attached to the respective lock holes 34b and 35f of the first bracket 34 and second bracket 35 for locking the turn-type control lever 30. With such a structure, the lock device can be manufactured relatively easily without the necessity of processing the operation pattern selecting valve.

Abstract: A lockout device includes an inner housing and an outer housing. The inner housing has an upper end portion, a lower end portion, an arcuate outer portion extending between the upper and lower end portions, and a central bearing portion extending outward from at least one of the upper and lower end portions. The outer housing has an upper end portion, a lower end portion, an arcuate outer portion extending between the upper and lower end portions, and a central opening disposed on at least one of the upper and lower end portions and sized to receive and bear against the central bearing portion of the inner housing for telescopic rotation of the inner housing with respect to the outer housing. The outer housing is sized to at least partially receive the inner housing when the inner and outer housing are rotated to an open position.

Abstract: The invention is an easy-to-use one-piece air brake securing device designed for use in recreational vehicles, trucks, and other automotive vehicles employing air-operated parking brakes. The device is designed to fit around the shaft of the air brake plunger and to prevent the plunger from being moved unintentionally or inadvertently in a manner that may disengage the air brake.

Abstract: 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 toggle switch includes a toggle arm, the toggle arm being positioned in one of an activation zone and a deactivation zone, wherein when the toggle arm is positioned in the activation zone, the pneumatically operated valve is activated, and wherein when the toggle arm is positioned in the deactivation zone, the pneumatically operated valve is deactivated. The apparatus further includes an activation prevention mechanism attached to the toggle switch, wherein when the activation prevention mechanism being configured for preventing the toggle arm from being repositioned from the deactivation zone to the activation zone without at least bypassing a lockout function of the optimized activation prevention mechanism.

Abstract: A lockout device is provided for an instrument having a body and an actuating member extending from the body for operating the instrument. The lockout device includes a bottom member, a cover member, and a flexible member. The bottom member is adapted to be positioned over the body and includes a first holding portion and an aperture for receiving the actuating member. The cover member is connectable to the bottom member for movement between a closed position and an open position, and includes a covering portion for covering the actuating member in the closed position, and a second holding portion adapted to abut the first holding portion in the closed position. The flexible member has a first end connected to one of the bottom member and the cover member. The bottom member and cover member are adapted to receive a cinching portion of the flexible member between the first and second holding portions.

Abstract: A multiple padlock lock system for locking a first post to a second post has a common plate and connecting links. Padlocks connect the common plate and the connecting links around the first post lock the common plate to the first post. Connecting links or a tongue plate lock the common plate to the second post. At least two padlocks must be unlocked to remove the lock system.

Abstract: A control valve assembly and for a gas delivery system is disclosed comprising a valve housing and piping combination adapted to mate with a gas meter outlet, the valve including a main inlet and an auxiliary inlet for bypassing the main inlet, and a poppet disposed within the housing for selectively opening the respective inlets and for closing both inlets. The poppet is controlled by a valve stem extending into the valve housing and coupled to the poppet, such that rotation of the valve stem orients the poppet in the predetermined positions to selectively open the respective inlets. The valve stem is rotated using a lever arm extending radially from the valve stem, where the lever arm is adapted to carry a locking member at a distal end. When the locking member is carried by the lever arm, rotation of the lever arm may be denied due to interference of the locking member with the valve housing, and the poppet in such case prevents flow through either of the inlets.

Abstract: A lock device includes a first bracket 34 fixed to a screw element 33 and formed with a lock hole 34b; a second bracket 35 which has a fitting portion 35a fitted to the turn-type control lever 30 of an operation pattern selecting valve 16 and which is formed with a lock hole 35f; and a lock 36. The screw element 33 is screwed into a threaded hole 32 formed in an end plate 29 of the operation pattern selecting valve 16 to secure the first bracket 34 to the end plate 29. The fitting portion 35a of the second bracket 35 is fitted to the turn-type control lever 30 to connect the second bracket 35 to the turn-type control lever 30. The lock 36 is insertably attached to the respective lock holes 34b and 35f of the first bracket 34 and second bracket 35 for locking the turn-type control lever 30. With such a structure, the lock device can be manufactured relatively easily without the necessity of processing the operation pattern selecting valve.

Abstract: A locking device for gate valves utilizes an available lock and avoids the necessity of having to chain or weld the lock to the bonnet or other stationary portion of a standard gate valve. The locking device includes a bracket, which mounts securely to one of the truss members of the gate valve. The bracket also includes an upwardly projecting mast, which is inserted between the adjacent spokes of the hand wheel. A cap is seated onto the hand wheel and the mast of the bracket installed on the gate valve. The cap includes a mast port though which the upper end of the mast projects when the cap is seated on the hand wheel. In certain embodiments, the cap covers all of the spokes on the hand wheel and has a number of downwardly projecting spaced spoke detents that are inserted into the openings between the adjacent spokes of the hand wheel. The secure and easy installation of the cap onto the mast of the bracket and the hand wheel prevents rotation of the hand wheel and adjustment of the valve.

Abstract: A valve opening/closing handle lock mechanism provided in a valve having a manually operated valve opening/closing handle (1) is capable of maintaining the security of the valve by preventing the valve from being opened or closed by accident or with malicious intent after completion of a proper opening/closing operation of the valve by means of the handle (1). The handle lock mechanism comprises a locking cap (4) mounted on the handle (1). The locking cap (4) functions to prevent the handle (1) from being operated, extends from the handle (1) to a handle mount portion (3) of the valve so as to cover the corresponding portion of the valve with the locking cap (4), and is provided with: an opening (5) through which an end portion of the handle (1) passes outward; or, a longitudinal groove through which the end portion of the opening/closing handle (1) slidably passes outward.

Abstract: A lockout assembly suitable for use with a valve having a handle rotatable between an open position and a closed position includes a lock arm which supports a clamping mechanism. In one aspect of the invention, the lock arm includes a longitudinal slot having slot ends. The clamping mechanism is engagable with the handle for clamping thereto and includes a threaded stud extending through the slot. The threaded stud is slidable in the slot between the slot ends. In another aspect of the invention, the clamping mechanism includes a locking knife and body. The body is interposed between the lock arm and locking knife, and includes an opening for slidably receiving the threaded stud therethrough. The locking knife is axially fixed to an end of the threaded stud and is moveable relative to the body for clamping onto the handle interposed between the locking knife and body. The locking knife includes a lower jaw having a distal end and a proximal end.

Abstract: A telescoping lockout device for encasing a gate valve, electrical connection, or similar apparatus, for the purpose of preventing unauthorized access and tampering with the apparatus. The lockout device is comprised of two nested half cylinders attached to one another through T slot that provides for telescoping of the device between an open position, where one half cylinder is nested within the other, and a closed position, where the half cylinders form a cylinder. The T slot provides a rail on one half cylinder that inserts into a track on the other half cylinder. At the ends of the T slot track and rail is an interlock. The lockout device also has locking tabs that, when the lockout device is placed in the closed position, provide overlapping locking openings into which a lock, such as a padlock, can be inserted.

Abstract: A control valve assembly and for a gas delivery system is disclosed comprising a valve housing and piping combination adapted to mate with a gas meter outlet, the valve including a main inlet and an auxiliary inlet for bypassing the main inlet, and a poppet disposed within the housing for selectively opening the respective inlets and for closing both inlets. The poppet is controlled by a valve stem extending into the valve housing and coupled to the poppet, such that rotation of the valve stem orients the poppet in the predetermined positions to selectively open the respective inlets. The valve stem is rotated using a lever arm extending radially from the valve stem, where the lever arm is adapted to carry a locking member at a distal end. When the locking member is carried by the lever arm, rotation of the lever arm may be denied due to interference of the locking member with the valve housing, and the poppet in such case prevents flow through either of the inlets.

Abstract: A valve security device for releasably securing a fluid flow valve in an inoperable position including an inner body adapted to be disposed about the valve actuator such that rotation of the inner body effects corresponding rotation of the actuator to open and close the valve and an outer body rotatably mounted about the inner body. A valve cap defining a secondary actuator is mounted on the outer body. An operating pin assembly is carried by the outer body which, in an extended position, operatively couples the outer body to the inner body such that the valve can be controlled by the secondary actuator. In a retracted position, the pin assembly uncouples the outer and inner bodies such that the outer body is freely rotatable on the inner body. A lock secures the operating pin assembly in the retracted position thereby releasably securing the valve in an inoperable position.

Abstract: The present invention generally relates to a locking apparatus adapted to interface with a valve and to selectively secure the valve in an open or closed position. More specifically, a valve handle lock is provided which is tamper resistant and is generally capable of use with valves produced by many manufacturers. The present invention further includes a locking mechanism that shrouds a portion of the valve handle attachment hardware and which can be used in conjunction with a typical padlock or other type of securement mechanism.

Abstract: A locking device to inhibit unauthorized operation of a fire hydrant includes a locking plug having a bottom opening that fits over an actuating nut of the hydrant. The locking plug has a cylindrically-shaped body formed with an upper actuator nut. A peripheral groove in a sidewall of the plug body is located above a set of inward extending, threaded bores for set screws to affix the locking plug to the hydrant actuating nut. Fitting over the plug is a cap having a passageway that intersects tangentially with the plug groove. A locking pin on a hasp bracket then is inserted into the cap passageway to form an interference fit with the plug groove. Rotating the bracket upward positions a staple post on the cap in a slot in the hasp bracket. A padlock then secures the position of the hasp bracket to inhibit access to the plug actuator nut and operatively connected hydrant actuating nut.

Abstract: A valve security device for releasably securing a fluid flow valve in an inoperable position including an inner body adapted to be disposed about the valve actuator such that rotation of the inner body effects corresponding rotation of the actuator to open and close the valve and an outer body rotatably mounted about the inner body. A valve cap defining a secondary actuator is mounted on the outer body. An operating pin assembly is carried by the outer body which, in an extended position, operatively couples the outer body to the inner body such that the valve can be controlled by the secondary actuator. In a retracted position, the pin assembly uncouples the outer and inner bodies such that the outer body is freely rotatable on the inner body. A lock secures the operating pin assembly in the retracted position thereby releasably securing the valve in an inoperable position.

Abstract: A lockable valve cover has a housing with an open end and a pair of opposing slots on opposite sides of the housing extending from the open end for engaging over spaced locations on a pipe on opposite sides of a valve over which the housing is placed, the pipe extending in a first direction through the slots. A pair of openings on opposite sides of the housing are aligned in a second direction perpendicular to the first direction with a first opening being larger than a second opening, and a locking plate having a reduced width tongue engages across the housing through the openings, with the tongue projecting through the second opening. A padlock engages a hole in the tongue to lock the housing in place.

Abstract: Disclosed is a gas meter valve for connection to an outlet of a gas meter and a method for its use. The gas meter valve comprises a valve inlet coupleable to the meter outlet, a valve outlet coupleable to piping for supplying gas to a customer and a valve body coupled to the valve inlet and the valve outlet. The valve body includes a chamber for communicating gas from the valve inlet to the valve outlet and a valve assembly disposed in the chamber and adapted to prevent the communication of gas through the chamber when the valve assembly is in a first position and permit the communication of gas through the chamber when the valve assembly is in a second position. The gas meter valve further includes an actuating mechanism coupled to the valve assembly for positioning the valve assembly in the first position and the second position.

Abstract: A stop apparatus for a gear actuator includes a traveling stop nut that has adjustable positions and travels on a screw on an input shaft. The stop nut is mounted to threadably travel on the stop screw. A stop guide is attached to the stop screw and prevents rotation of the stop screw relative to the gear actuator and permits longitudinal travel of the stop screw during rotation of the input shaft. The stop nut abuts a stop surface upon a predermined amount of rotation of the input shaft to prevent further rotations.

Abstract: A valve lock to lock gate valves having a truss.

Abstract: A lockable valve cover has a housing with an open end and a pair of opposing slots on opposite sides of the housing extending from the open end for engaging over spaced locations on a pipe on opposite sides of a valve over which the housing is placed, the pipe extending in a first direction through the slots. A pair of openings on opposite sides of the housing are aligned in a second direction perpendicular to the first direction with a first opening being larger than a second opening, and a locking plate having a reduced width tongue engages across the housing through the openings, with the tongue projecting through the second opening. A padlock engages a hole in the tongue to lock the housing in place.