Class 70/180 - With padlock

Subclass of Class 70 - Locks
Definition: Devices having a padlock.
No. of patents: 84
Last issue date: 04/22/2008

Number	Title	Issue Date
7360554	Integrated gas meter bar device and locking shut-off valve 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...	04/22/2008
7284901	Clamp and lock for paint mixer A gyroscopic paint mixer having a ratcheting lead screw paint container clamp and lock with a pawl releasably engaging an axial relief in the lead screw. A clamping frame is driven by a shaft maintained in concentricity with a stationary ring gear by an antifriction...	10/23/2007
7219685	Gate valve locking device 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 tr...	05/22/2007
7216667	Valve opening/closing handle lock mechanism 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...	05/15/2007
7207198	Valve lockout assembly 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 e...	04/24/2007
7197904	Lockout device 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 anot...	04/03/2007
7152621	Integrated gas meters bar device and locking shut-off valve 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...	12/26/2006
7117884	Valve locking device A valve locking device comprising an intermediate member (18) mountable between a valve body and valve actuator and securable to said valve body and/or actuator; a stem attachment member (20) attachable to and rotatable with a valve stem (14) an...	10/10/2006
7114698	Quarter turn valve locking device A locking device for quarter turn valves avoids the inadvertent, unauthorized or careless manipulation of quarter turn valves from a desired position thereby minimizing, if not eliminating, the likelihood for damage or injury in an industrial or other setting as a r...	10/03/2006
7096882	Valve security device 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...	08/29/2006
7044148	Apparatus and method for selectively securing a valve in an open or closed position 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 ...	05/16/2006
6994106	Fire hydrant locking device 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 groo...	02/07/2006
6976490	Therapeutic single dose gas administration system A system (A) for providing single continuous dose of a gaseous heliox mixture to a patient with breathing difficulty includes a device (1) providing a constant and continuous flow of the heliox mixture, and a gas storage tank (2) for the mixture. A flo...	12/20/2005
6920894	Valve security device 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...	07/26/2005
6843083	Lockable valve cover 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 exten...	01/18/2005
6832623	Gas meter valve and method 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 coupl...	12/21/2004
6808056	Stop apparatus and method for gear actuators 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 rotatio...	10/26/2004
6786230	Valve lock A valve lock to lock gate valves having a truss. ...	09/07/2004
6692045	Retrofittable cap locking device A retrofittable cap locking device for removably fitting over the stem of a fuel tank such that the cap of the stem cannot be removed. The retrofittable cap locking device includes a base portion. The base portion has an opening therein for receiving the ...	02/17/2004
6691732	Hydrant security device The present invention provides a hydrant locking device to be used in conjunction with a fire hydrant having locking nuts which includes, a base arm having a first base arm portion and a second base arm portion. A top arm extends upwardly from the base ar...	02/17/2004
6648009	Tamper-proof ball valve A tamper-resistant by-pass valve prevents an unauthorized user from tampering with the valve when it is in the closed position to block gas flow to a meter being replaced or repaired....	11/18/2003
6622536	Ball valve lockout A valve lock for securing the handle of a pipe. The valve lock includes a first housing having first and second contact points for engaging the pipe and a retention chamber that receives the handle. The first housing is in a final position to prevent rota...	09/23/2003
6494065	Valve lockout/tag out system A system for locking a chain-operated valve to prevent unauthorized and inadvertent operation of the valve. The system includes an elongated tube for receiving both lengths of a chain encircling the valve and a locking arrangement positioned at one end of...	12/17/2002
6460383	Valve locking device A locking device for preventing movement of the operating handle of a valve comprising a U-shaped rod member engageable with a portion of the valve and having a curved proximal portion from which extends parallel portions for disposition on opposite sides...	10/08/2002
6453707	Device for locking channel opening-closing handle of fluid controller A locking device comprises a stopper support fixed to the body of a fluid controller, and a stopper nonrotatably mounted on the stopper support and engageable with a channel opening-closing handle for preventing the rotation of the handle. The stopper mou...	09/24/2002
6354116	Valve cover for preventing unauthorized tampering with a valve A valve cover apparatus is provided having a housing, lock and hook. The housing includes a top wall, bottom wall and a plurality of sidewalls. The bottom wall includes an opening to a central chamber of the housing which is sized for receipt of a valve h...	03/12/2002
6205827	Regulator torque isolation system and method A torque isolation system includes a handle and a torque isolator that is moveable between a first position, wherein the torque isolator transmits either of two possible directions of torque from the handle to a rotatable regulator stem, and a second posi...	03/27/2001
6189350	Device for locking channel opening-closing handle of fluid controller A locking device comprises a stopper support fixed to the body of a fluid controller, and a stopper nonrotatably mounted on the stopper support and engageable with a channel opening-closing handle for preventing the rotation of the handle. The stopper mou...	02/20/2001
6152161	Valve lockout device A valve lockout device having two pieces. A first piece of the device is a hollow object, substantially tubular or block-shaped, open at a bottom end and having slots open on two sides, that fits over a valve whose handle is to be fixed (or locked). A poc...	11/28/2000
6148851	Valve lock apparatus and lockable valve A lock apparatus for a valve that has a valve body and an actuator stem protruding therefrom for selectively rotating a flow control member within the valve body between open and closed positions and a handle attached to the valve stem that defines a firs...	11/21/2000
6119494	Locking apparatus A locking apparatus which is suitable for use with a manually operated control. The control is of a type which has a body and a handle. The handle is rotatable relative to the body and which is restricted to rotate between a first position defined by a fi...	09/19/2000
5823023	Locking device for a valve An air regulator valve has a knob which is slidable between a locked position in which it engages teeth on the end of a valve bushing and an unlocked position in which it can be rotated about the valve bushing to rotate the valve shaft. A lock tab is fast...	10/20/1998
5806555	Locking device for valves A locking device for use on valves such as ball valves having a body and a rotatable handle on the body comprises a first body half, a second body half, and a hinge pivotally connecting the first and second body halves together such that the locking devic...	09/15/1998
5802893	Hydraulic tractor theft prevention device An anti-theft device for use with tractors having hydraulically released braking mechanisms comprises a two-way valve having a handle that can be rotated to a secure position directing hydraulic fluid back to the reservoir and an operating position direct...	09/08/1998
5797285	Device for locking rotatable shafts having stop plates A locking device for a valve having a rotatable shaft including a stop plate, and a stop secured to a housing, including a hollow body having a first chamber for receiving the shaft, a threaded aperture extending into the first chamber for receiving a scr...	08/25/1998
5709112	Tamperproof locking and latching mechanism for rotatable controls An improved spring-loaded latching and locking mechanism for a rotatable control of the type having a stem journaled in a body and rotatable about an axis in a boss on the body. The stem has a protuberance for engagement with the handle. The handle compri...	01/20/1998
5649437	Lockable cover for threaded spout A lockable cover and seal for a threaded nozzle or spout, such as a hose bib cock assembly having a passageway, an end face, an external threaded portion adjacent the end face, and anti-siphon valve in the passageway including a portion protruding outward...	07/22/1997
5638705	Personal watercraft anti-theft device and a method The invention is directed to a method and an anti-theft device for a personal watercraft which is powered by a gasoline engine-driven jet pump. The anti-theft device, having a nozzle cover, a cover holding mender and a cover locking member, is designed to...	06/17/1997
5620022	Seismic gas shut-off valve with safety lock A seismic gas shut-off valve includes a lock to control resetting after a seismic event. The valve includes internal first and second seats for a ball vale in which the first seat is elevated above the second seat and the second seat lies within the flow ...	04/15/1997
5598724	Butterfly valve safety lock A safety lock device for use in releasably locking the head of a butterfly valve. The two part safety lock device comprises first: a cross-sectionally U-shape elongated frame, having an anchoring part at one end and a lateral flange with a number of bores...	02/04/1997

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Class 70/180 - With padlock