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7615151 |
Filter with installation integrity and magnetic flow-control
A filter with installation integrity permits fluid flow only in a first installation condition and not in a second undesired or mis-installation condition, including improper alignment or mounting...
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7608184 |
Liquid filter
A liquid filter, in particular for the lubricating oil of an internal combustion engine, having a housing with an inlet and an outlet formed from a housing pot having a substantially downwardly...
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7608136 |
In-line filter with quick-change coupling and a filter
An in-line filter provided with a substantially elongated filter housing ( 1; 51 ) in which filtering material (A) is included, the filter housing being provided on a first end with an inflow...
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7553409 |
Replaceable liquid filter
A replaceable liquid filter, particularly for the lubricating oil of an internal combustion engine, including a substantially cup-shaped housing with a concentrically arranged outlet opening for...
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7540956 |
Modular drinking water filtration system with removable and replaceable RO spindle
The valve spindle for a reverse osmosis (RO) filter system is housed in a filter head and attached to a mounting ring that also carries the replaceable RO cartridge. The RO spindle is locked in the...
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7517452 |
Filter assembly
A floor waste ( 10 ) including a filter basket ( 16 ) having a magnet ( 18 ). The magnet ( 18 ) attracts a movable valve member ( 27 ) upwardly from a seat ( 22 ) to allow liquid to pass through...
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7501057 |
Detachable rotational filter supporter
A detachable rotational filter supporter is disclosed. The supporter can: release a filter when the housing is rotated; block the flow channel immediately when the filter is separated from the...
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7481928 |
Hot disconnect replaceable water filter assembly
A filter assembly for filtering water from an external source, the filter assembly having a manifold assembly and a filter cartridge. The filter cartridge includes a cartridge engagement means...
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7481926 |
Filter device
A filter device having a filter element which has at least one end disk ( 19 ) having axially extending elevations ( 20 ) configured in the form of at least one recognizable character, in which the...
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7459078 |
Filter device
A filter device includes at least one filtering element arrangeable in a filter housing ( 11 ) connectable to a hydraulic device ( 9 ), in particular a hydraulic tank. The tank is connectable to...
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7442301 |
Filter housing apparatus with rotating filter replacement mechanism
A filter assembly for fluid filtration having a push-activated lock and release mechanism. The filter housing has a sump for enclosing the filter media, a filter head, and at least one standoff...
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7435347 |
Filter device and parts thereof and a method for operating of the filter device
A filter device has a filter housing part ( 10 ) with a filter element ( 12 ) and can be detachably connected to another filter housing part ( 20 ). A valve ( 24 ) clears a fluid path in the...
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7407148 |
Rotary valve assembly for fluid filtration system
A valve assembly is disclosed for use in conjunction with a replaceable filter cartridge system. The valve assembly includes a head member having an interior valve chamber defining a central axis,...
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7390407 |
Liquid filter
A liquid filter, in particular for the lubricating oil of an internal combustion engine, having a housing with an inlet and an outlet formed from a housing pot having a substantially downwardly...
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7387725 |
One-touch fitting type single or multiple adapter, filter assembly detachably engaged with the same and water purifying system employing these elements
A one-touch fitting type adapter and a filter assembly are provided in which the filter assembly used for machinery, such as a bidet or a refrigerator, is easily assembled with or disassembled from...
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7378017 |
Disposable fluid separation device and manifold assembly design with easy change-out feature
Fluid separation assembly that allows easy and fast change-out even in confined spaces, and also minimizes or eliminates leakage during change-out. A fluid separation unit having a housing...
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7357867 |
Filter element for keyed latch valve
A filter element removably located in a housing having a central valve structure. The element has an end cap with a valve actuating portion. The valve actuating portion includes a cylindrical...
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7326342 |
Fuel filter cartridge and keyed end cap
A filter cartridge has a keyed end cap which is configured and shaped for unlocking an associated valve mechanism that comprises a latch device and a valve. In this manner, when the fuel filter...
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7264718 |
Fluid filter apparatus and method
A fluid filter system has a manifold having a fluid inlet with an inlet stop and a fluid outlet with an outlet stop and a cartridge seat. A cartridge is separable from the manifold and adapted to...
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7261815 |
Water filter for refrigerator water dispenser
A water dispenser in a refrigerator door can include a filter casing in the door opening into the bottom of the dispenser housing. The filter casing can include a top wall positioned in the bottom...
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7182868 |
Device for filtering fluid substances, used for a meat materials injecting machine
An apparatus for filtering fluid substances is used with a machine for injecting meat products. The device comprises a container ( 4 ) comprising filter units ( 3 a , 3 b ) communicated...
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7150828 |
Fluid filter having drain structure and drain tool
A drain structure for a fluid filter includes a cap internally forming a drain hole. The cap receives a valve member urged by an urging means in a direction, in which the valve member blocks the...
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7147773 |
Refrigerator with treated water
A refrigerator with a water treatment system including a head connecting a water supply to a water-using accessory. An end piece is provided for connecting a treatment cartridge to the head. The...
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7141166 |
Drain structure having drainpipe and fluid filter using the same
An oil filter has a drain hole, which is internally blocked with a valve member. When oil remaining in the oil filter is drained, a drainpipe is inserted into the drain hole, so that the valve...
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7101412 |
Self-sealing protection filter port
A self-sealing protection filter port for gas masks prevents contamination of the inner-environment of the mask during exchange of filters and therefore increases safety. A biased valve closes the...
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7070692 |
Fuel filter with keys
A filter element removably located in a housing having a central valve structure. The element has an end cap with a valve actuating portion. The valve actuating portion includes a cylindrical...
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7056436 |
Disposable fluid separation device and manifold assembly design with easy change-out feature
Fluid separation assembly that allows easy and fast change-out even in confined spaces, and also minimizes or eliminates leakage during change-out. A fluid separation unit having a housing...
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7033513 |
Method and apparatus for filtering tap changer oil
A filter apparatus suitable for electrical substation high-voltage transformer tap changers and similar oil-filled equipment removes moisture and other contaminants from the insulating oil bath in...
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6966986 |
Under the counter filter installation
An under the counter water filter assembly with long flexible connecting conduits has a valve head which releasably hooks on brackets on a cabinet wall under the counter. The valve assembly can be...
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6960296 |
Oil filter unit with drain valve device
An oil filter unit has a drain valve device. The valve comprises a retainer axially movably received in a cylindrical bore of a drain passage at a position upstream of a valve seat. The retainer...
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6953526 |
Filter assembly
A filter assembly for filtering water from an external source, the filter assembly including a manifold assembly mountable to an appliance and being in fluid communication with the external source...
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6926827 |
Fuel dispenser filter with removable filter media
A fuel dispenser filter for filtering fuel is adapted to be connected to a support in a fuel distribution system. The filter comprises a housing including an adaptor constructed and arranged to be...
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6884349 |
Oval centerpost and cooperating filter cartridge
A fluid filter centerpost assembly in combination with a fluid filter cartridge for creating a “no filter-no run” design according to one embodiment of the present invention comprises an...
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6874708 |
Automatic air-assisted manifold mounted gun
A coating material dispensing device includes a first component providing a connection to a source of coating material to be dispensed and a filter for filtering coating material to be dispensed....
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6843913 |
Fuel filter with leak avoidance plug
The fuel filter housing ( 12 ) is formed of inlet segment ( 14 ) and outlet segment ( 16 ) that are telescopically mounted to each other, with a seal ( 44 ) positioned between the mounting flanges...
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6843912 |
Combined filter manifold and shut-off valve for a water purification system
A filter manifold is provided in a water purification system and includes at least one filter element for producing relatively purified water, wherein the filter manifold incorporates a shut-off...
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6797168 |
Keyed latch valve for fuel filter
A fuel filter includes a housing and a pipe in the housing. The pipe includes a central flow passage, an opening along the length of the pipe into the passage, and an exterior groove. A latch...
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6797165 |
Modular multi-stage water filtration system
A modular water filter system having a plurality of filter canister receptacles, each receptacle having a diverter valve for routing water into and out of the particular canister installed in the...
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6797156 |
Faucet water treatment
A water treatment unit is disclosed which can be mounted directly on the faucet or tap of the user's sink and which contains one or more water treatment media and an operating valve which permits...
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6746603 |
Fuel filtering system with valve
A fuel filtering system having a valve which prevents the flow of fuel in the absence of a fuel filter. The filtering system includes a housing in which a fuel pump is at least partially disposed....
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6649419 |
Method and apparatus for protein manipulation
A method and apparatus for extracting, identifying, and manipulating proteins or peptides from a solution uses paramagnetic beads having a coating with an affinity for the target component. In one...
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6607661 |
Filtering apparatus
The invention relates to a filtering apparatus, the operation of which is based on alternating filtering and flushing stages. The apparatus comprises one or several filter elements placed into a...
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6579455 |
Filter and valve apparatus
A filter canister is disclosed that includes a main body having a top. An inlet port is positioned on the top of the main body and an outlet port also positioned on the top of the main body, offset...
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6495042 |
Filter cartridge for a fuel filter having a keyed latch shut-off valve
A fuel filter includes a pair of housing portions defining an interior cavity. A pipe in the housing includes a central flow passage and an opening along the length of the pipe. An exterior groove...
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6457322 |
Filter housing assembly for refrigerators
A filter housing assembly for refrigerators is disclosed. The assembly comprises an upper filter housing, a lower filter housing, a valve, and a passage control lever. The upper filter housing has...
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6355177 |
Water filter cartridge replacement system for a refrigerator
A water filtering system for a refrigerator determines a need for a filter change by timing the period of actuation of at least one valve used to regulate the flow of filtered water to both a water...
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6303031 |
Water filtering system with replaceable cartridge for a refrigerator
A water filtering system for a refrigerator includes a mounting head preferably arranged under a temperature control housing in a fresh food compartment. A replaceable filter cartridge is adapted...
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6258266 |
Faucet mount water filtration device
A water filter device mountable on a faucet facilitates water flow in substantially one linear direction through a filtering cartridge which comprises activated carbon or charcoal material. The...
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6248237 |
Filter assembly including an integral filter cartridge and storage pouch
A filter assembly including an integral filter cartridge and storage pouch is disclosed herein. The storage pouch is configured to hermetically surround the filter cartridge upon removal of the...
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6231762 |
Filtration system for septic system
A wastewater filtration system with a housing provided by a cylindrical conduit forming a filter chamber and having an inlet end and an outlet. A shutoff valve assembly is connected to an inlet end...
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