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5971009 |
Dual containment assembly
A containment assembly for storing a liquid substance above a ground support surface has an inner tank for receiving and storing the liquid and an outer tank surrounding the inner tank and forming...
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5967174 |
Spill containment system
The patent discloses apparatus for removing and containing spills occurring upon filling of a delivery tank truck. The spill catching basin and more particularly the drains mounted to the tops of...
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5967171 |
Shut-off system for preventing water damage
A system for use with a normally open manually actuated water valve, or any other suitable manually actuated device, for automatically closing the valve, or device, upon sensing water. The system...
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5967173 |
Diaphragm valve with leak detection
A valve assembly comprises a valve body and at least one valve seat is disposed within the valve body. A groove is disposed therein concentrically around the valve seat. A poppet assembly is...
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5967175 |
Waste line stoppage detector and automatic water shutoff system
A waste line stoppage detector and automatic water shutoff system is utilized to prevent the overflow of raw sewage from a plumbing fixture. Electronic shutoff valves are electronically connected...
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5955657 |
Pipe layout with opposing incline
A pipe layout system for secondary containment includes alternating deep and shallow penetration holes in containment boxes installed below gasoline dispensers, and a double-walled pipeline...
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5954103 |
Watertight sump shield assembly for underground tanks
A sump shield assembly particularly adapted for creating a watertight seal with a container sump which are used with underground fluid storage tanks is disclosed. The assembly prevents water from...
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5954087 |
Fluid collection system in facility for storing parts
There is provided a system for collecting fluids, such as lubricating oil, in a facility for storing parts, such as lubricated metal coils, wherein fluid is directed away from the stored parts to a...
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5941506 |
Steam seal air removal system
A turbine air sealing and condenser air removal system for use in steam plant equipment is arranged to increase steam plant efficiency, reduce oxygen concentration in condensate being returned to...
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5941505 |
Valve
A valve (1) has a valve housing (2) traversed by a through-flow channel (3), a valve seat (5) in the through-flow channel (3), and a closure member (13) movable relative to the valve seat (5),...
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5934302 |
Control valve apparatus and method for regulating fluid flow in fluid-intake machines
A control valve system. The system includes a microcontroller electronically connectable to the power supply of an electrical household appliance, such as a washing machine which is connected to...
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5931184 |
Safety hose for delivering water to an appliance
A safety hose apparatus is provided for delivering water from a standard threaded hose bib to an appliance. The apparatus includes a first end fitting that has a first pipe. A first threaded...
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5927318 |
Automated pipe connection apparatus
Disclosed is an automated pipe connection apparatus having an automated connection apparatus main body (1) capable of performing automated change-over between a group of pipelines and another group...
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5927685 |
Sealing device for a valve stem of a valve
A valve includes a column having an outer end portion defining a threaded bore, an outer mediate portion defining a first receiving recess communicating with the threaded bore, an inner mediate...
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5924441 |
Diaphragm valve
The invention comprises a three-way diaphragm valve. The valve has a housing having three flow ducts each leading into an open interior chamber. The open interior chamber is divided into a central...
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5918617 |
Method and apparatus for minimizing fluid damage proximate an appliance that uses fluid in its operational cycle
A system minimizes fluid damage proximate an appliance that uses fluid in its operational cycle, and has an input from a fluid supply. At least one electrically operated valve is connected to the...
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5913236 |
Protection system for hydraulic systems against leaks/floods, freezing and pressure
A protection system for hydraulic systems, mainly for pipes, faucets, valves, boilers, furnaces, etc. which consists of a handling panel, a cut-off valve, a fluid leak detector, at least one...
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5908046 |
Back seat rising stem gate valve
A back seat rising stem gate valve has a valve body with a flow passageway through it and an open top, a gate that is vertically positioned to open and close the passageway, a stem extending...
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5904173 |
Double sealed valve
A double sealed valve according to the invention includes a valve seat 6 in a communicating passage 3 formed between an upper passage 1 and a lower passage 2. The valve also includes a first...
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5893398 |
Aircraft servicing system and method
A system and method for servicing aircraft on a flight line away from a maintenance terminal comprises a first set of vehicles for servicing the aircraft directly and a second set of vehicles for...
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5893521 |
Hot water safety discharge nozzle
The invention provides a hot water safety discharge nozzle and a water heater pressure/temperature relief discharge system having such a nozzle. The nozzle results in the decrease of both the...
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5884657 |
Fluid reclamation apparatus
A reclamation apparatus for capturing leaking hydraulic fluid in a hydraulic system having a higher pressure system end and a lower pressure system end and for delivering the captured fluid back...
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5881762 |
Base-surround retrofit enclosure assemblies for containing leakage
A walled enclosure assembly adapted to be installed around the base of a water-containing appliance and bonded to the support floor to contain leakage therefrom without disturbing the appliance....
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5883300 |
System and method for containing fluid leaks and overflows from appliances
A system and method for containing leaks from appliances. A fluid containment member has a bottom panel and four side panels. At least one of the side panels is movable relative to the bottom panel...
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5881760 |
Modular steel tank with casting wall
A metal or fiberglass, liquid storage tank having a top wall or an auxiliary flange plate which projects beyond the tank side and end walls to support the tank to a base vault and provide a support...
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5878769 |
Maintenance method and maintenance kit for a gate valve
The maintenance method is for a gate valve. The method comprises the steps of closing the gate valve; removing sequentially the hand wheel, the gland flange, the gland and the packing from the stem...
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5877689 |
Leak detector
A water appliance detection and cut off apparatus is provided including a water entry conduit for receiving water from a water source. A pan is provided having a bottom face and a lip coupled...
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5865223 |
Secondary containment retrofit bag
A fluid impermeable bag for enclosing a lower portion of a residential heating oil reservoir. The secondary containment has an open upper end, a stiff rim around the open upper end and straps...
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5865346 |
Self-contained fueling system and method
An above-ground or below-ground, self-contained, fully-enclosed, unattended fueling apparatus for dispensing fuel in return for payment and accepting payment by credit-card or cash and providing...
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5857482 |
System for control of fluid vessel overflows
An overflow control system includes a vessel having a liquid input and output, the vessel having a top and bottom defined by the gravity vector. The system further includes a housing peripherally...
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5844492 |
Water leakage detection and gas shut-off device
A gas leak and cut-off device is provided including a gas-powered hot water heater having a cylindrical configuration with a circular top face, a circular bottom face, and a cylindrical periphery...
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5842499 |
Draining device for a freeze-resistant faucet
A drain system for use with a conventional freeze-resistant faucet installed in a building structure including an elongate tubular housing surrounding the feed conduit associated with the...
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5833391 |
Chemical pump containment and method of containing liquid spillage
A chemical pump containment for enclosing chemical injection pumps mounted on portable chemical tanks used at remote injection sites for collecting leakage generally associated with such pumps and...
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5829265 |
Suction service valve
A service valve for isolating the compressor of a chiller system from a flooded evaporator cooler that includes a suction pipe mounted in the top section of the evaporator that extends downwardly...
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5829472 |
Dual contained purge connection for dual containment valves
In a preferred embodiment, a dual contained purge connection for a dual containment valve, the valve having a body with inlet and outlet passageways and primary and secondary flow paths defined...
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5826613 |
Flow control valve
A valve which allows for two-directional flow comprises a housing defining an axial flow channel; a flow control body disposed within the axial flow channel, the flow control body having a recess...
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5819784 |
Water purifier having a water discharge valve for draining water storage tanks
A water purifier includes a housing containing hot and cold water storage tanks. Hot and cold water spigots are connected to the hot and cold water tanks, respectively, for dispensing hot and cold...
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5819787 |
Apparatus and process for safely containing and delivering hazardous fluid substances from supply cylinders and cylinder loading structure
An apparatus for safely delivering a hazardous fluid substance to a receiving structure includes a supply cylinder containing a hazardous fluid substance and having a supply cylinder release port;...
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5821403 |
Pipeline leak detector
A pipeline leak detection apparatus is provided for fluid dispensing system having a dispenser, a storage tank, and a pump and an electric cut-off valve arranged in hydraulic series with the outlet...
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5819708 |
Fuel retaining and collecting structure for an internal combustion engine high-pressure injection system
The structure has a number of sleeves fitted about the conduits of a supply circuit supplying fuel to the injectors of an engine. Each sleeve is tubular, and has a bellows type main body, two...
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5816743 |
Apparatus for containing run-off produced after washing vehicles and the like
A portable containment apparatus for field use in containing liquids from vehicles and the like. The containment apparatus is especially designed to contain wash water run-off and includes a...
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5810040 |
Container for storing liquids
A container for storing in particular water-endangering liquids has an inner wall and an outer wall spaced therefrom. In the lower area of the container is connected a pipeline forming a lower...
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5810045 |
Valve device for introducing particulate materials into a high pressure air stream
A valve for introducing particulate materials into a high pressure gas stream and for preventing said particulate materials from invading those interior regions of the valve having moving parts.
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5806554 |
Double seat valve
A double seat valve has two serially arranged closure members that are movable with respect to each other, that prevent in the closed position of the valve fluids from overflowing from one part...
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5797428 |
Pop-alert device
A valve unit to control the flow of high-pressure fluid comprising a housing having a fluid inlet and a fluid outlet; a flow port in the housing communicating between the inlet and outlet, and a...
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5794609 |
Hot water heater drainage system
A water heater overflow prevention system is provided including a water heater with a cylindrical configuration having a circular bottom face, a circular top face, and a tubular periphery formed...
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5794645 |
Method for supplying industrial gases using integrated bottle controllers
A Method for Supplying Industrial Gases Using Integrated Bottle Controllers that overcomes the problems encountered by previous gas cabinet equipment is disclosed. The present invention comprises a...
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5785074 |
Vented ball valve with lock-out ring
The present invention relates to a ball valve with a shear stem which can be utilized in combination with a conventional ball valve or vented ball valve. The ball valve with a shear stem is...
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5778911 |
Liquid supplying apparatus
A liquid supplying apparatus for supplying treatment liquid to a treatment liquid ejecting unit which ejects treatment liquid to a work, which is capable of supplying high quality treatment liquid...
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5775869 |
Transportable spill containment pan
A transportable spill containment pan includes a reservoir that can be disposed between, and rested upon, conventional railroad rails beneath a stationary railroad tank car. The pan includes a pair...
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