| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 055483000 | With framework for edge to edge relation | 27 |
| 20090288380 | FILTRATION STRUCTURE, IN PARTICULAR A PARTICULATE FILTER FOR THE EXHAUST GASES OF AN INTERNAL COMBUSTION ENGINE, AND ASSOCIATED EXHAUST LINE - Said structure comprises first and second filtering elements ( | 11-26-2009 |
| 20090320422 | Air filter with integral inter-filter gap filler - A disposable air filter that includes: (a) air filtration media; (b) a substantially planar air filter frame providing three-dimensional support for the air filtration media; and (c) an inter-filter gap filler disposed along substantially the entire length of at least one side of an opposed pair of the first or second sides and integrated into the air filter frame is disclosed. The integral inter-filter gap filler reduces gaps between adjacent air filters disposed in a filter track of an air filter bank. | 12-31-2009 |
| 20100064644 | LAMINATE FILTER - A filter includes a spacing member and a filter element having two layers laminated together with the spacing member such that the spacing member extends between the filter element layers. The spacing member spaces apart the filter element layers to define an opening between the filter element layers. | 03-18-2010 |
| 20100146919 | AIR FILTER ARRANGEMENT; AIR CLEANER ASSEMBLY; AND METHODS - A media pack for including in a filter cartridge of an air filter arrangement, is provided. The media is a non-rectangular perimeter configuration, an example shown being trapezoidal. Filter cartridges including such media packs, air cleaner assemblies and equipment systems are described. Also methods of use assembly are described. | 06-17-2010 |
| 20100192528 | FILTER RETENTION SYSTEM - Embodiments of the present invention include a filter latching device for use in a filtering system that provides filtered intake air for a power generation facility. In some embodiments, a filter latch is provided that includes a hinge coupled to the filter frame and an S-shaped retaining plate rotatably coupled to the hinge. In some embodiments, the S-shaped retaining plate provides an over-center action mechanism that locks the retaining plate in place against a sealing flange and a camming surface that provides gradually increasing pressure on the sealing flange as the latch is engaged. | 08-05-2010 |
| 20100236203 | FILTER UNIT PANEL - The present invention provides a filter unit panel in which the generation of an organic gas derived from an adhesive can be suppressed although a plurality of filter units each having a frame body made of a resin member and an outer frame that surrounds these units are used together. This filter unit panel includes a plurality of filter units ( | 09-23-2010 |
| 20100242423 | CANISTER AIR FILTER AND METHOD FOR FABRICATING THE SAME - Embodiments for a filter and method for fabricating the same are provide herein. In one embodiment, a filter is provided that includes a first end cap, a second end cap, at least a first filtration media element and at least a first brace. The first end cap has an air flow aperture formed therethrough. The first and second end caps define a central axis. The first filtration media element is coupled to the first and second end caps and has an orientation curved around the central axis. The brace separates a first closed edge of the filtration media element from a second closed edge of the filtration media element. | 09-30-2010 |
| 20100251678 | FILTER RETENTION SYSTEMS AND DEVICES - A system, in certain embodiments, includes a filter holding frame configured to support a plurality of filters for a turbine engine. The filter holding frame has a first filter cell and a first retainer. The first retainer has a first retaining pad coupled to a first shaft, wherein the first retaining pad and the first shaft are movable to secure and release a first filter in the first filter cell. | 10-07-2010 |
| 20100251679 | FILTER UNIT, FILTER UNIT PANEL USING THE SAME, AND METHOD OF MANUFACTURING FILTER UNIT - Provided is a filter unit in which an increase in pressure loss is suppressed despite the use of an injection-molded resin as a frame. This filter unit includes a pleated filter medium | 10-07-2010 |
| 20100251680 | FILTER UNIT PANEL AND METHOD OF MANUFACTURING THE SAME - The present invention improves a method of bonding by welding a plurality of filter units each having a frame body made of a resin member so as to provide a filter unit panel having excellent pressure resistance. This filter unit panel is obtained by disposing a plurality of filter units so that the outer peripheral surfaces of adjacent filter units ( | 10-07-2010 |
| 20100269463 | JOINED FILTER MEDIA PLEAT PACKS - A joined filter media pleat pack assembly. | 10-28-2010 |
| 20100307118 | AIR FILTER - An air filter | 12-09-2010 |
| 20110232242 | Air Filter Element - An air filter element ( | 09-29-2011 |
| 20110277430 | FILTER MEDIA PLEAT PACK RETENTION - An approach that provides filter media pleat pack retention is described. In one embodiment, filter media pleat pack retention is attained by providing a filter media pleat pack having a joining member located between a first filter media portion and a second filter media portion. The first filter media portion is coupled to the joining member at one side and the second filter media portion is coupled to the joining member at an opposite side. The joining member provides stiffness to the filter media pleat pack and provides support to the panel stopping excessive bowing under high pressure and subsequent tearing and puncture. | 11-17-2011 |
| 20110308210 | V-Bank Air Filtration System Such as for Animal Confinement - A filter system includes a housing having an inlet opening surrounded by a sealing surface, an outlet opening, and a door having a seating surface surrounding a through-port opening. The door is movable between an open and closed position and a closed position. In an embodiment, a hinge connects the door to the housing, such that the door pivots between open and closed positions about the hinge. A panel pre-filter is seated along the seating surface of the door. A V-bank filter is positioned in the inlet opening, and has a flange in general alignment with the sealing surface, and has a plurality of filter media sections projecting away from the flange and into the housing interior. A latch is adapted to keep the panel pre-filter positioned inline and upstream of the V-bank filter. A seal is disposed between the flange of the V-bank filter and the sealing surface. | 12-22-2011 |
| 20120210688 | MULTI-STAGE FILTER ELEMENT - Multi-stage filtration apparatus is provided. A fluid is forced through different filter stage elements allowing for removal of various contaminants from the fluid. | 08-23-2012 |
| 20120317942 | HONEYCOMB STRUCTURE - The present invention aims to provide a honeycomb structure capable of preventing a plugging failure and forming cracks by heat shock which are caused by a cell having a small cross-section. The present invention is a honeycomb structure used for a filter for purifying an exhaust gas discharged from an internal combustion engine, wherein
| 12-20-2012 |
| 20120324848 | FILTER UNIT - A filter unit for removing particles from an air or gas flow, comprising a filter body having a front side, a rear side, and an edge side between the front side and the rear side, and an edge strip arranged on the edge side, which edge strip extends at least the height of the edge side and at least the length of the edge side, wherein the edge strip comprises a foamed thermoplastic material, which is molded to the edge side of the filter body such that the edge strip thereby is formed and fastened directly to the edge side of the filter body, and such that the edge is embedded in the edge strip. | 12-27-2012 |
| 20130074463 | HEADER FRAME DESIGN FOR FILTER ELEMENT - A filtration unit and a method of installing a filtration unit are provided. The rectangular filtration unit includes a filter element for filtering fluid. The frame includes a first portion and a second portion. The frame supports the filter element and the frame defines an opening. A first dimension of the filtration unit measured between the exterior of the first portion and the opening is greater than a second dimension of the filtration unit measured between the exterior of the second portion and the opening. In a further example, the filtration unit is mounted in a top section and a bottom section of a holding frame. | 03-28-2013 |
| 20130232932 | PRE-FILTER OR COALESCER MOUNTED ON PULSE CARTRIDGE TRIPOD - A filter arrangement is provided for filtering fluid flow in a turbine inlet system. The filter arrangement includes a support structure extending along an elongated axis within the turbine inlet system. A pulse or static cartridge filter for filtering a fluid flow is mounted on the support structure, with the support structure extending from an end of the cartridge filter. A pre-filter for filtering and/or coalescing the fluid flow is provided and is supported by the cartridge filter. A method of filtering fluid flow in the turbine inlet system is also provided. | 09-12-2013 |
| 20130318936 | BOX FILTER WITH ORIENTATION DEVICE - A panel filter including a generally rectangular border frame having four sides; a filter media supported by the border frame and extending within the border frame; and a key formed into the border frame is provided. The key is used to properly determine if the filter is appropriate for mounting in a housing. It may also be used for properly orienting the filter within the housing. A system including the housing is also provided. Methods of providing biosecurity for animal confinements are also provided. | 12-05-2013 |
| 20140208704 | Modular Stacking Filter System - A stacking modular filter arrangement may be employed as a final filter for the dust collector for woodshop or other environment in which dust in an air stream is separated out and the exhausted air is filtered in the final filter to return to the ambient. The filter arrangement employs at least first and second filter modules of similar section, and a number of clamp members to hold facing end plates of the filter modules and pull the end plates against one another with one or more gasket members compressed between them. This arrangement permits the available filter area of the final filter to be customized to the customer's needs. | 07-31-2014 |
| 20140237966 | GAS TURBINE INLET FILTER WITH REPLACEABLE MEDIA CARTRIDGES - A filter arrangement for a system within which fluid is filtered and an associated method of providing the arrangement. A frame of the arrangement includes an outer periphery shape that is complementary to a shape for location of the filter arrangement therein and a plurality of filter cartridge seat slots arranged in V-shaped pairs. Each filter cartridge seat slot provides a sub-aperture for removably receiving a respective filter cartridge in a direction transverse to the flow proceeding through the sub-aperture. The filter arrangement includes a plurality of filter cartridges that are removably located within respective filter cartridge seat slots. The filter arrangement includes a non-permanent sealing arrangement between the filter cartridges and the frame so that flow does not by-pass filter media. The non-permanent arrangement permits removal of the filter cartridges from the frame and replacement with new filter cartridges upon the frame. | 08-28-2014 |
| 20140260138 | RADIAL PLEAT DESIGN AND COLLAPSIBLE FILTER ELEMENT - A filter element for filtering a fluid flowing through the filter element. The filter element includes a pleat pack that extends about an axis and that has an internal volume. The pleat pack includes a filter media for filtering out particulate from the fluid. The filter media is pleated. The pleats extend out along planes that are transverse to the axis. An associated method of providing a filter element that filters a fluid flowing through the filter element is provided. | 09-18-2014 |
| 20150082758 | PULSE FILTER DESIGN - A filter element includes a first filter portion extending between a first end and an opposing second end. The first filter portion includes a first cross-sectional dimension that is substantially constant along a length of the first filter portion between the first end and the second end. The filter element includes a second filter portion extending between a third end and an opposing fourth end with the third end being located adjacent the second end. The third end has a third end cross-sectional dimension that substantially matches the first cross-sectional dimension. The fourth end has a fourth end cross-sectional dimension that is smaller than the third end cross-sectional dimension. | 03-26-2015 |
| 20150089908 | MODULAR TRASH SCREEN COMPONENT FOR AIR INLET DUCT OF TURBINE SYSTEM - A modular trash screen component includes a support frame and a wire screen secured to the support frame. The support frame encloses and defines a central opening. The support frame has interior and exterior surfaces, a base portion, and a peripheral portion extending outward from the base portion. The wire screen has a base portion generally coextensive with the central opening of the support frame, and a peripheral portion extending outward from the base portion of the wire screen. The wire screen is nested in the support frame such that outer edge margins of the base portion of the wire screen are in generally opposing relationship with the interior surface of the base portion of the support frame, and the peripheral portion of the wire screen is in generally opposing relationship with the interior surface of the peripheral portion of the support frame. | 04-02-2015 |
| 20150089909 | MULTI-STAGE FILTER ELEMENT ASSEMBLY - Multi-stage filtration apparatus is provided. A fluid is forced through different filter stage elements allowing for removal of various contaminants from the fluid. | 04-02-2015 |
