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...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 8141578 | Gas bottle valve stem protective sleeve A protective sleeve for gas bottle valve stems is provided comprised of an elongated tubular body configured to fit on a valve stem. A projection extends from an interior surface of the protective sleeve and is adapted to lockingly engage with an orifice in an oppos... | 03/27/2012 |
| RE42632 | Recessed water faucet A recessed, frostproof water faucet having a tubular stem connected to a pivot plumbing unit connected to a subsurface water line through the rear wall of a box-like recess unit. A slider connector connects the water faucet tubular stem and the access panel or lid o... | 08/23/2011 |
| 7921872 | Gas valve A gas valve has housing and a barrier. The housing has a passageway with an upstream port and a downstream port. The barrier is disposed across the passageway and is formed from a material which is porous to compressed gas but which substantially prevents a low-pres... | 04/12/2011 |
| 7886763 | Faucet incorporating vandal resistant features A faucet incorporating vandal resistant features is provided to limit the possibility of tampering by limiting access to the valve cartridges of the faucet. The faucet includes a valve cartridge and a handle bat operatively attached to the valve cartridge. A hub cov... | 02/15/2011 |
| 7874311 | Water valve locking device A locking device for water valves having an actuation mechanism that couples to the water valve nut to secure the water valve. The actuation mechanism is contained within a container to limit access. The actuation mechanism is activated by a member that can be posit... | 01/25/2011 |
| 7762275 | Valve stem shaft housing The present invention may be used to protect fluid flow valve stem shafts. A telescoping element may include a telescoping cover attached to a base. The base may have a bottom with a shaft aperture and an upstanding wall attached at a peripheral edge. A telescoping ... | 07/27/2010 |
| 7681587 | Gas bottle valve stem protective sleeve A protective sleeve for use in connection with valve stems for gas bottles is provided, the protective sleeve being comprised of an elongated body of such length as to extend along at least a portion of the length of the valve stem. A projection extends from an inte... | 03/23/2010 |
| 7562674 | Security enclosure for a control apparatus A security enclosure (20) for a control apparatus (22) is disclosed. The enclosure (20) is formed of a cage (28) connected to a base (30). Opposing mounting straps (36) partially embedded within the base (30) extend i... | 07/21/2009 |
| 7478646 | Valve outlet enclosure device The present invention is an enclosure device for attachment to a fluid withdrawal valve on a chemical storage tank to prevent unauthorized access. The enclosure device comprises a first and second housing pivotally attached with a hinge to pivot between an open and ... | 01/20/2009 |
| 7438085 | Protection and tamper notification device for use with a valve A device for prevention of particulate contamination of a valve fitting and for notification of whether actual access or tampering or potential access or tampering of a fluid from a fluid tank connected to the valve and/or the valve has occurred, featuring a fitting... | 10/21/2008 |
| 7415988 | Storage system and protective device for tanks A tank jacket that has a top portion and a body portion made of a durable flexible material such as nylon is dimensioned to fit over the outside of a storage tank. The top portion includes a hole for receiving the regulator assembly. Specifically, the regulator asse... | 08/26/2008 |
| 7373947 | Storage system and protective device for tanks A tank jacket fits over the outside of a storage tank. The jacket includes a hole for receiving the regulator assembly. The tank jacket supports a hose support assembly for storing the supply hose and a plurality of pockets for retaining various accessories and tool... | 05/20/2008 |
| 7357144 | Contamination control apparatus, management system and related methods A contamination control apparatus includes at least two pipes connected by a joint portion and configured to allow a processing fluid to flow therethrough, and a cover configured to enclose the joint portion and to provide an enclosed cavity between the cover and th... | 04/15/2008 |
| 7354190 | Two-stage mixing system, apparatus, and method A two-stage mixing system, apparatus, and method produces a solution including a first substance and a second substance in a predetermined ratio by first mixing the first substance with a first liquid to produce a first solution and then mixing the first solution wi... | 04/08/2008 |
| 7341047 | Vehicle fuel tank assembly A vehicle fuel tank assembly includes a fuel tank having a fuel pump receiving opening, a fuel pump, a mounting ring, at least one attachment member (a clip) and a fuel pump cover. The fuel pump is disposed in the fuel pump receiving opening such that a portion of t... | 03/11/2008 |
| 7331591 | Transportation protection for cable ends on shock absorber struts A transportation protection for cable ends on shock absorber struts of motor vehicles, wherein the cable end exits from a hollow piston rod. In order to create protection which protects the cable end from damage during transportation, it is proposed that a cover pla... | 02/19/2008 |
| 7328717 | Plumbing valve cover for avoiding interference with faucet hose A plumbing valve cover is disclosed for use in conjunction with under-sink plumbing to avoid interference with the operation of a flexible spray nozzle hose used in conjunction with a spray nozzle. The plumbing valve cover may be coupled to the under-sink plumbing o... | 02/12/2008 |
| 7322563 | Arrangement for securing in-ground water valves Underground water valves having square operating nuts, such as but not limited to critical water valves which control different pressure zones or different demand areas, are secured by a shielding cap, each of which have a recess that receives a valve operating nut ... | 01/29/2008 |
| 7318446 | Protective housing for pipeline A structure for protecting pipeline sections has a base, a housing affixed to the top surface of the base and having a plurality of side walls extending at an acute angle with respect to a top surface of the base, and an accessing door connected to the housing in a ... | 01/15/2008 |
| 7316329 | Returnable and reusable, bag-in-drum fluid storage and dispensing container system A “bag-in-a-drum” container for storage and dispensing of fluids. The container is adapted to minimize volumetric space requirements in storage, transport and use of the container. The containers are usefully employed in a system of supplying liquid in container... | 01/08/2008 |
| 7300576 | Pool cleaning system and safety skimmer A swimming pool cleaning system includes a pump, a first tube coupling a suction port of the pump in fluid communication with a main drain or mobile cleaning device which draws water and settled debris from the bottom of the pool, and a skimming device including an ... | 11/27/2007 |
| 7287404 | Security device for a threaded element A security device for engaging an threaded element includes an inner body configured to engage the threaded element and an outer body operatively coupled to the inner body. A lock is configured to engage the outer body and is operable such that the outer body moves ... | 10/30/2007 |
| 7258043 | Gearbox housing and gearbox module A gearbox housing with at least one first upper housing piece and a second lower housing piece, which may be detachably connected to each other. The gearbox housing has upper and lower housing pieces that are partially detachably connected to each other, with at lea... | 08/21/2007 |
| 7255125 | Housing for gas regulator and gauges A housing (10) for mounting on a mounting surface and for supporting and protectively enclosing a regulator (12) and one or more gauges (14,16) associated with providing, controlling, and monitoring a flow of gas from a pressurized gas supply, s... | 08/14/2007 |
| 7246786 | Heavy duty pinch valve This invention provides a heavy duty pinch valve for use in industrial applications, such as railroad tank cars that is constructed with a sealed housing that is sufficiently sturdy to operate in tough environments and large material flows. The valve includes a weld... | 07/24/2007 |
| 7243674 | Collapsible enclosure A collapsible enclosure includes a roof, a rear wall, a pair of sidewalls, a front wall, each wall having an outside and inside surface and an open bottom. The cover includes heat insulation material covering substantially all of each inside surface of each wall. A ... | 07/17/2007 |
| 7237568 | Fire-control sprinkler riser systems A fire-control riser system that provides a multi-function unitary valve system including providing pressure test, pressure relief, and drain/test fluid flow capability for fire-control sprinkler systems. Furthermore, the fire-control riser system comprises an enclo... | 07/03/2007 |
| 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 |
| 7214210 | Cassette and method for drug preparation and delivery A disposable cassette for mixing an intravenous drug in a vial to a patient includes a liquid inlet for connection to a liquid supply, a first vial spike, a second vial spike and a chamber. The chamber, the first and second vial spikes, and the liquid inlet are in f... | 05/08/2007 |
| 7210497 | Pressure relief device with increased flow rate A pressure relief device for electrical equipment housing, includes a valve body having a pedestal that projects above a mounting flange and a table on the pedestal that supports a two-stage valve assembly that can be sized in diameter independently of the working a... | 05/01/2007 |
| 7207348 | Machine comprising a safety valve for the supply of pressurised fluid The safety valve comprises a body and an obturator movable in the body between a closed position (FIG. 2) and an open position (FIG. 3). It also comprises means for displacing the obturator in order to displace it towards its closed position when the p... | 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 |
| 7195031 | Storage system and protective device for tanks A gauge protector that fits over the regulator assembly of a tank and includes a first housing section defining a first cavity for receiving the regulator and a second housing section defining a second cavity for receiving the pressure gauge. The first and second ho... | 03/27/2007 |
| 7178546 | Valve cover A valve cover having a valve cover body, preferably of two sections. These sections are placed on either side of a valve. When joined, the sections enclose the valve, but form line apertures around the lines leading to and from the valve. Once the sections are in pl... | 02/20/2007 |
| 7174892 | Regulator for underwater breathing devices Regulator for underwater breathing devices including a relatively hard material box-like body having a pipe for the connection with a mouthpiece, at least one air inlet duct and at least one opening on which-it is positioned one air exhaust valve. The regulator box-... | 02/13/2007 |
| 7172380 | Wheel nut assembly A wheel nut assembly includes a stud (1), a main wheel nut (4) mountable on threads (3) provided on the stud, and a retaining nut (6) engageable with threads (5) provided on the stud to prevent accidental loosening of the wheel nut... | 02/06/2007 |
| 7152624 | Flow control valve for cylinders of liquefied gases, having a means for indicating the status of the fluid A flow control valve for cylinders of liquefied gases having a gauge for indicating the status of the fluid, comprises a body in which there is a region provided with a shank that is adapted to be connected to a cylinder, a region for connection to user devices, a s... | 12/26/2006 |
| 7143779 | Pedestal hydrant A fluid delivering hydrant providing a valve actuated assembly with enclosing shroud and water resistive doom handle assembly to protect the assembly from exposure to the weather while preventing entry of rainwater into a building structure upon the roof of which th... | 12/05/2006 |
| 7143780 | Faucet hose anti-tangling guard for a shut-off valve A faucet hose anti-tangling guard for a shut-off valve is a molded plastic shield that has a prolate shape, divided across a short axis into two portions. The rear portion attaches over a water shut-off valve assembly using two plastic brackets assembled with screws... | 12/05/2006 |
| 7131300 | Seal guard A protective cover for cargo seals. The cover has two parts with intermating elements on the two parts, and a pair of apertures that can be aligned in the two parts. When the apertures are aligned a padlock hasp can be passed through the aligned apertures. ... | 11/07/2006 |
