Class / Patent application number | Description | Number of patent applications / Date published |
210235000 | Placement of container opens flow controller | 20 |
20080245719 | Filter Element And Filter Assembly Including Locking Mechanism - A fluid filtering apparatus and method may include keyed components to ensure that a correct filter element is being installed into a filter base. Keyed arrangements may occur between a filter element and a filter housing, a filter and a filter base, and a filter base and a filter housing. A locking arrangement may be provided to prevent undesired loosening of a filter relative to a filter base. The filter base may include a torsion lock insert that engages lock detents of a filter to prevent the undesired loosening. An adaptor may be provided to provide the lock detents that interact with a torsion lock insert. | 10-09-2008 |
20090020470 | KEYED FILTER ASSEMBLY - Disclosed is a unique filter assembly for ensuring replacement cartridge compatibility in filtration systems having replaceable filter cartridges with lugged mounting systems. One representative filter assembly includes a representative cartridge member having a body portion for enclosing filter media and a neck portion depending therefrom. The representative neck portion of the representative cartridge includes at least one axial inlet port for directing unfiltered fluid into the body portion and at least one axial outlet port for directing filtered fluid out of the body portion. The representative neck portion also has at least two representative lugs depending radially outwardly therefrom, wherein at least one lug defines a keyed surface formation. | 01-22-2009 |
20090095671 | 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 while the manifold includes a manifold engagement means. The cartridge engagement means and manifold engagement means cooperatively interfacing for removable attachment of the filter cartridge to the manifold assembly. The cartridge engagement means and manifold engagement means oriented in a retaining relation during removal of the cartridge filter from the manifold assembly such that any entrained pressure within the cartridge filter is vented while the cartridge engagement means and manifold engagement means are in the retaining relation. | 04-16-2009 |
20090184045 | Fluid Filter Element - A filter element is removably positionable within a filter housing that includes a standpipe extending therewithin and provided with a flow control valve. The filter element comprises a tubular filter media, a first end cap, a second end cap longitudinally spaced from the first end cap, and a center tube extending between the first and second end caps. The center tube has a substantially cylindrical body extending between opposite first and second ends of the center tube. The center tube has at least one inlet opening formed on the cylindrical body and a standpipe opening at the second end thereof adjacent to the second end cap through which the standpipe may be inserted longitudinally into the center tube. The center tube further has at least one actuator key provided to open the flow control valve of the standpipe. | 07-23-2009 |
20100012570 | Rotary Disc Filter and Module for Constructing Same - A rotary disc filter device includes a rotary drum and one or more disc-shaped filter members secured about the drum. Each disc-shaped filter member includes a filter disposed on opposite sides thereof and each disc-shaped filter member includes a modular frame made up, in part at least, by a series of interconnected modules. One module of the modular filter frame includes a base that is secured to the rotary drum and a support projecting outwardly from the base. A series of these modules are interconnected to form a modular filter frame. | 01-21-2010 |
20100051531 | FILTER SUPPORT FOR SUPPORTING FILTER PAPER IN BASKET - A filter support for supporting a filter paper within a basket includes a plurality of retaining members and a holding member. Each of the plurality of retaining members comprises a pair of opposite end portions and a base portion disposed between the pair of opposite end portions. The pair of opposite end portions extends upwardly from the base portion. Further, the plurality of retaining members are pivotally coupled to one another from the respective base portions thereof for enabling the plurality of retaining members to rotate about a pivot axis to assume one of an open configuration and a closed configuration. Furthermore, the holding member is coupled to at least one of the plurality of retaining members. The holding member facilitates removal of the retaining members from the basket, and facilitates positioning of the retaining members within the basket for retaining the filter paper within the basket. | 03-04-2010 |
20100059431 | WATER IONIZER CAPABLE OF RECOGNIZING GENUINE FILTER AND WATER PURIFYING FILTER USED THEREIN - Provided is a water ionizer which can detect a detection target installed at a predetermined position of a genuine filter to recognize that a genuine filter is loaded, which makes it possible to raise the reliability of the water ionizer and to extend the lifespan of the water ionizer. The water ionizer capable of recognizing a genuine filter, which has a water purifying filter for filtering foreign matters contained in original water, includes a sensor that is operated by a detection target attached to a proper position of a filter case of the water purifying filter; and a controller that checks whether a genuine water purifying filter is loaded or not, based on the sensing result of the sensor, and then stops the operation of the water ionizer when a genuine water purifying filter is not loaded. The water ionizer may further include a guide unit that guides the water purifying filter such that the water purifying filter is loaded at a predetermined position of the water ionizer. The detection target may be a magnet sheet composed of a permanent magnet, and the sensor may include a reed switch which is turned on/off by an external magnetic field generated by the magnet sheet. The sensor may include a photo coupler which detects that emitted light is delivered to or shielded by the filter case of the water purifying filter. | 03-11-2010 |
20100116730 | WATER FILTER CARTRIDGE AND VALVE WITH AUTOBYPASS FEATURE - A replaceable filter for a liquid filter cartridge system having a valve body and a valve actuator relatively rotatable to control fluid flow through the valve by aligning and unaligning respective fluid inlet passages and fluid outlet passages of the valve body and the valve actuator. | 05-13-2010 |
20100213115 | NO FILTER NO RUN FLUID FILTRATION SYSTEMS - Improvements to “no filter, no run” fluid filtration systems are described. In one example, a filter includes a movable pin cage that has a first pre-installation position adjacent the bottom end plate and is temporarily connected thereto by a snap connection system, and a second position adjacent the upper end plate where it performs a valve interaction function. In another example, a filter includes non-centered valve pins that are rotatable relative to an upper end plate of the filter. | 08-26-2010 |
20100243551 | MODULAR ASSEMBLIES OF FILTER SYSTEMS - Modular assemblies of filtering systems provide options for installing any number of filter elements in parallel arrangement. The assemblies may be formed by coupling together and placing at least two modular manifold parts on a mounting bracket, and engaging a mounting ring, which is slideably engaged about a sidewall that surrounds each filter element, with a quick connect member of the mounting bracket. The at least two modular manifold parts may be selected from a modular manifold kit that includes either a plurality of a first type of part or at least one first type of part and at least one second type of part. The first type of part includes first and second channel portions to support inflow and outflow for each filter element and the second type of part is configured to serve as both an end cap and an adapter for the first type of part. | 09-30-2010 |
20100258493 | Filtration Sealing System - A filtration sealing system is provided for sealing a filter element in a housing at a mating interface therebetween. The sealing system includes a keyed interface. A replacement filter element is provided for such filtration sealing system, with the replacement filter element including a keyed interface. | 10-14-2010 |
20100276352 | FUEL FILTER WITH FILTER RECOGNITION - The invention relates to a fuel filter comprising a housing, an interchangeable filter cartridge that is located in the housing, a water collection chamber and a water level sensor. Said water level sensor has two electric conductors, which can be electrically interconnected by means of water if there is a correspondingly high water level. The filter is provided with a switching element that can move between a contact position and an interruption position, said switching element making contact with the two conductors in the contact position and the contact between the switching element and at least one of the two conductors is interrupted when the switching element is in the interruption position. The electric resistance that occurs between the two conductors has a first value, when the switching element is in the first contact position and a second value that differs from the first, if the switching element is in the interruption position. | 11-04-2010 |
20110024344 | NO FILTER NO RUN FLUID FILTRATION SYSTEM - An upper endcap of a fuel filter cartridge includes a skirt, an axially extending pin surrounded by the skirt, and a plurality of ribs that define fluid flow channels leading to the pin. The pin is extendable through an axially facing fluid opening disposed on a filter head for actuating a valve to an open position allowing fluid to flow through the axially facing opening and exit from a fluid outlet opening. The valve can include a hole that receives the pin therein to help stabilize the valve when the valve is actuated open. | 02-03-2011 |
20120080369 | SPOOL VALVE MANIFOLD INTERCONNECT FOR A FILTER SYSTEM - A filter cartridge and spool valve manifold assembly includes a filter cartridge and a spool valve manifold. The filter cartridge includes a filter element and inlet/outlet portion in fluid communication with the filter element. The inlet/outlet portion has a cartridge inlet port and a cartridge outlet port. The spool valve manifold includes a housing and a body. The housing has a housing inlet port and a housing outlet port adapted for fluid communication with a fluid supply system. The body is located within the housing and configured to rotate around a first axis relative to the housing. The inlet/outlet portion of the filter cartridge is fluidly coupled to the body via insertion of the inlet/outlet portion into the body in a direction perpendicular to the first axis. | 04-05-2012 |
20120223003 | 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 cartridge is placed into a fuel filter housing having such a latch and valve mechanism, the fuel filter cartridge is operable therein to filter fluid and pass the fluid into a standpipe contained within the fuel filter housing. The fuel filter cartridge of this type generally includes pleated filter paper which is disposed between two opposed end caps. The keys may be provided along the bottom end cap. | 09-06-2012 |
20130220910 | Hot Detachable and Replaceable Water Filter Assembly - Disclosed is a hot detachable and replaceable water filter assembly, including a filter core cover and a filter cartridge; wherein the filter cover and the filter cartridge are fastened together. The filter cover includes an upper ceramic piece, a lower ceramic piece and a rotating shaft. The contact surface between the upper ceramic piece and lower ceramic piece is smooth. The upper ceramic piece includes a first through hole. The lower ceramic piece includes a corresponding second through hole. The lower ceramic piece includes a first groove. The rotating shaft includes a first projection to drive the lower ceramic piece to rotate. The filter cartridge includes a water division end cap which is cooperated with the rotating shaft. | 08-29-2013 |
20140346103 | Filter Base Cap - A filter base cap for sealing and protecting a filter base once a filter has been removed for storage, shipping and transporting of a mechanical system is provided. The filter base cap attaches to the filter base of the system to prevent leakage of residual fluid within the system, such as an engine or other device, after the system has been tested. The filter base cap will provide fluid circulation in the event the mechanical system is started prior to replacing filter base cap with a filter that would otherwise provide fluid flow to the mechanical system. | 11-27-2014 |
20140374336 | FILTRATION SYSTEM - The present invention presents a filtration system with an integrated manifold valve. The filtration system employs only one pivotal component—the pivoting of the manifold. The manifold valve includes a dual aperture design for a two-fold alignment scheme with the ingress and egress lines of the fluid source. The invention is free of multi-component rotary valve with internal, rotatable parts, or an activation component, such as a handle, for initiating the rotary valve, allowing the user to rotate the rotational components thereof. The reduction in moveable components in this design reduces the likelihood of failure and increases the reliability of the filtration system. | 12-25-2014 |
20150068966 | FILTER CARTRIDGE - A filter cartridge for operatively engaging a manifold having an ejection cam and an insertion cam. The filter cartridge includes a filter element and inlet/outlet portion in fluid communication with the filter element. | 03-12-2015 |
20160152488 | WATER PURIFIER | 06-02-2016 |