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7604017 |
Water ingress detection system
The present invention provides a water ingress detection system ( 1 ) suitable for use in indicating the ingress of water ( 12 ) onto a pipe ( 2 ) or vessel inside a casing ( 3 ), from outside. The...
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7537020 |
Vacuum breaking device
A vacuum breaking device includes a housing, a sealing base, a floating cup and a sealing ring. The housing has a liquid inlet, a liquid outlet and an air passageway. The sealing base is installed...
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7392820 |
Liquid shut-off valve
An automatic shut-off valve suitable for watering of batteries is disclosed. The valve is formed by a chamber having an inlet and an outlet. A seat surrounds the outlet. A spring biased piston...
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7293577 |
Toilet tank plumbing fixture assembly
Described is a plumbing fixture assembly 10 for a toilet tank 14 comprising an upper portion 24 that connects with a valve 18 , a lower portion 26 that is adapted for engagement with upper...
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7243669 |
Float-responsive valve with premature closure prevention
A float-responsive valve includes a valve actuator that is selectively responsive to operation of a float to move from a first position to a second position in which the valve actuator holds the...
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7216664 |
Device for blocking the water outlet of a light liquid separator
The aim of the invention is to block the water outflow from a light liquid separator comprising an outflow ascending pipe ( 1 ) with a lower inlet ( 3 ), and a horizontal output pipe ( 2 ). To this...
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7047999 |
Humidification chamber with float-valve having improved float
A method is disclosed for the manufacture of a float ( 30 ) comprising the following steps: providing a mould ( 10 ) having a first enclosure ( 12 ) opening into a second enclosure ( 14 ) of...
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6913047 |
Drop tube assemblies adapted for use with a liquid reservoir
Drop tube assemblies are provided and adapted for use with a liquid reservoir. One exemplary drop tube assembly includes a first conduit, a second conduit and a valve assembly. The valve assembly...
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6845782 |
Multiple tank circulating fuel system
An apparatus and method for the balancing of fuel among tanks in a circulating fuel system. The tanks in the system have both a draw conduit and a return conduit mounted to and extending into the...
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6670585 |
Humidity cabinet with automatic fluid fill system
A fluid fill system includes at least one sensor for indicating whether a fluid level in a reservoir is equal to or greater than a predetermined fluid level and a process control. The process...
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6499503 |
Backflow valve
A backflow valve has a closure gate that is pivotally mounted for movement between an open position in which the closure gate is positioned on a plane substantially parallel to a longitudinal axis...
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6497143 |
Container with automatically controlled discharge for continuous metering of liquid flow
Liquid, such as milk, enters the sealed container from an inlet at the top of the container and exits through an outlet at the bottom of the container. The quantity of liquid in the container is...
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6446665 |
Backwater valve
A backwater valve includes a body having a flow passage extending therethrough with an inlet side and an outlet side. A closure gate is pivotally mounted within the body above the inlet side of the...
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6415813 |
Shut-off valve for a tank
A shut-off valve for a tank, including a filling tube with a filling-side valve seat and a tank-side valve seat. The seats being spaced apart from one another in a throughflow direction of the...
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6148852 |
Sump pit regulating valve
A valve assembly that is composed of simple parts is described that is used to provide a sump pit water control device that operates due to the level of water within the sump and not by...
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6021807 |
Water refilling control mechanism for a water tank
A water refilling control mechanism for a water tank comprises a main float sliding along an inlet pipe and further having an extruder located at the bottom thereof for connecting with an extension...
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5950692 |
Arrangement for limiting the fill level of a fuel tank
In an arrangement for limiting the fill level in a fuel tank having a filler neck with a tank inlet end, a valve flap is pivotally supported in the inlet end such that, in an open position, the...
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5941417 |
Fill system equipped with apparatus for continuous controlled inflow to a balance tank
A system to be utilized at a dairy in the distribution of a pumpable food product from a storage tank to a filling machine for dispensing into containers. The system includes a balance tank for...
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5814213 |
Skimming apparatus
An improved skimming apparatus for skimming a two component liquid includes a housing mounted to a tank below the normal liquid level for the tank, an outlet for pumping fluid from the submerged...
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5421110 |
Electric iron with reservoir fill-check float valve
An electric iron includes a soleplate and a housing connected to the soleplate. The housing forms a water reservoir. An opening is formed in an outer wall of the housing. A valve seat is formed...
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5398735 |
Filling regulator for liquid storage tank
A filling regulator for a liquid storage tank of the type according to which a float is displaced vertically in the float chamber provided in the body of the regulator. The regulator includes a...
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5388622 |
Automatic shutoff valve
A two-stage float actuated shut-off valve for use in underground fuel storage tanks utilizes a drop tube coaxially mounted within the storage tank fill pipe. Fuel flowing into the tank is passed...
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5121770 |
Hydraulically controlled valve for a cool tower and the like
A valve operating on hydraulic pressure for the control of water being deposited onto evaporative pads located on a cool tower. The valve utilizes water flow to fill a basin or tank which is slowly...
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5027870 |
Overfill prevention mechanism for storage tanks
A float chamber located in generally parallel, laterally spaced relationship to the main liquid flow passageway contains superimposed floats that move along a substantially linear path of travel....
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4868933 |
Flush control devices
A flush control device for controlling the flush operation of a flush toilet having a cistern, a feed water control mechanism fluidly coupled to a water supply pipe and a flush water control...
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4689472 |
Control device for corrosion testing apparatus
A control device for a corrosion testing apparatus includes an airtight air saturation tower which is adapted to contain a liquid. A heater is provided in the tower to heat the liquid. A sensor is...
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4627460 |
Condensate discharge device for combustion apparatus
A condensate discharge device for combustion apparatus which automatically drains condensate from the combustion chamber or flue while preventing escape of gaseous products of combustion. The...
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4568369 |
Method and apparatus for rapidly altering the temperature of fluid in a closed vessel
To alter rapidly the temperature of fluid 3 in a closed vessel 1, a nozzle 6 is disposed above the vessel 1, and an annular cross-section jet 17 of liquid at an appropriate temperature is directed...
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4461735 |
Humidifier with water overflow relief mechanism
An evaporative humidifier having a float operated relief mechanism that is normally air tight, and will release excess water from the humidifier, should the water inlet valve malfunction, to...
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4318421 |
Float controlled syphon valve for swimming pool cover
A float controlled valve syphons water out of a swimming pool cover. The syphon valve includes co-operable male and female valve members disposed for mutually relative movement to bring them into...
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4187262 |
Carbonator and liquid level control
A carbonator has a pressure vessel, a nozzle for introducing water and carbon dioxide into the vessel, a water level control including a reed switch and a magnetic float for sensing the level of...
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4019454 |
Boat plug apparatus
A boat plug apparatus is described comprising a boat having a circular drain hole at the exterior of the transom, and a ball which is pivotally attached to the transom exterior on both sides of the...
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3985626 |
Arrangement for regulating the distillate height level in the degassing stage of an evaporation installation
An improved liquid level regulator is associated with the reservoir of a degassing stage of an evaporation installation wherein a pump connected to the output of such degassing stage is effective...
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3974654 |
Self-regulating tide gate
A self-regulating device for controlling the flow of water from a conduit open end into a reservoir or wet marshland and to an outside body of water, such as tidal water, which includes a gate...
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3915187 |
Chemical feeder
A make-up water valve directs make-up water into a delivery conduit whenever the water level in a cooling water sump falls below a predetermined level. The delivery conduit has a venturi for...
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3768504 |
CHECK VALVE FOR USE WITH A SNORKEL TYPE BREATHING TUBE
A check valve for use with a snorkel-type breathing tube comprising an annular member which is joined to the free end of a breathing tube and which defines a chamber which is sealed against the...
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3721256 |
FLOW CONTROL DEVICE WITH A BISTABLE FLUID SWITCH
A flow control device which senses the liquid level in a tank filled thereby and automatically shuts off flow upon reaching a predetermined tank level by means of a fluidic sensing and control...
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3563263 |
SYSTEM FOR STORING PETROLEUM PRODUCTS
A system and process for storing petroleum products characterized by an underground manifold into which a plurality of underground tanks are vented and which in turn is vented to the atmosphere by...
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3509695 |
WET BOTTOM PRECIPITATOR
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3410268 |
Automatic bladder irrigation apparatus operated by either a vacuum, hydraulic or pneumatic source
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3396995 |
Ball-cock shank
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3394411 |
Device for recucing noise in pipes, especially for water under pressure
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3382980 |
Ozone water treatment plant
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3362337 |
System for collecting gases and vapors from the suction side of tanker unloading pumps and discharging them with the cargo to shore storage
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3037707 |
Car washing apparatus
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3005465 |
Float valve
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2990845 |
Flood regulator
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2970722 |
Pressure seal for pressurized liquid container
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2962043 |
Automatic rotary flood valves
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2896720 |
Oil and gas separator
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