Class / Patent application number | Description | Number of patent applications / Date published |
210237000 | Hoist or handle means | 46 |
20090039008 | METHOD FOR CONDUCTING MAINTENANCE ON A CHROMATOGRAPHY COLUMN - The present invention relates to methods for conducting maintenance on chromatography columns used in industrial-scale chromatography. In particular, the invention is concerned with safer methods for performing maintenance on such columns, such as cleaning and replacing bed supports, distributors, nozzles, O-rings and other column components, by the use of a handling device to support, lift, carry and manipulate such column components. | 02-12-2009 |
20090236278 | Decanter with swivel discharge pipe - The invention relates to a decanter for separating a supernatant protruding from a sewage sludge in a sludge tank ( | 09-24-2009 |
20100025317 | REPLACEABLE FILTER CARTRIDGE - A filter assembly wherein a housing seat ( | 02-04-2010 |
20100133165 | SUPPORTING STRUCTURES FOR PREPARATIVE CHROMATOGRAPHY COLUMNS - The plunger used as the upper enclosure in a preparative chromatography column is suspended by one or more rods that are supported by a frame through coupling connections on the frame that can fix the position of the rod(s) relative to the frame, while the position of the rod(s) is controlled by a motorized drive system that is suspended above the column. The drive system is mounted either to the column lid or to a functional plate positioned a short distance above the column lid. These constructions allow the plunger to be raised and lowered so that the column and its parts can be exchanged, all without the need for a hoist or crane. | 06-03-2010 |
20100282660 | CARTRIDGE FILTER SECURING APPARATUS - Methods, apparatuses, and systems are provided for securing a cartridge filter. | 11-11-2010 |
20110017651 | VERTICAL DESALINATION ELEMENT - A vertical desalination element comprising a vertical pressure vessel (PV), membrane elements, and a loading mechanism for loading the membrane elements into the vertical PV. The vertical arrangement of the membrane elements and the vertical PV enhances air bubble percolation, increases construction efficiency and allow handling heavy membrane elements. The membrane elements may be loaded singly or groupwise, from either the upper or the lower end of the vertical PV. The loading mechanism may comprise various appliances and devices for supporting and securing the membrane elements, and may apply various ways of loading and releasing the membrane elements. | 01-27-2011 |
20110024345 | HOLLOW FIBER MEMBRANE MODULE AND PULLER USED THEREFOR - A hollow fiber membrane module ( | 02-03-2011 |
20130020249 | BIOSAFETY CABINET FILTER REMOVAL DEVICES, SYSTEMS, AND METHODS - A biosafety cabinet device includes one or more walls forming a housing, a work area contained within the housing, a filter in fluid communication with the work area for filtering fluid passing through and exiting the work area. The filter includes a primary filtration surface through which a majority of fluid being filtered by the filter passes. A filter removal device is configured to couple to the filter. The filter removal device includes a rigid barrier layer and one or more handling mechanisms adjoined with the rigid barrier layer and extending distal to the rigid barrier layer. When the filter removal device is securely coupled to the filter, the rigid barrier layer extends substantially across a non-peripheral portion of the primary filtration surface of the filter and allows passage of fluid from the work area through the primary filtration surface of the filter. | 01-24-2013 |
20140042072 | FLUID TREATMENT ASSEMBLIES, FLUID TREATMENT SEGMENTS, AND METHODS OF MAKING FLUID TREATMENT SYSTEMS - A fluid treatment assembly includes a stack of fluid treatment segments. Each fluid treatment segment has an array of fluid treatment units positioned between opposite end plates and a retainer that compresses the end plates and the array of fluid treatment units against one another. The fluid treatment segments may be stacked between opposite end pieces of a holder to form the fluid treatment assembly. | 02-13-2014 |
20140166564 | Liquid Filter Apparatus | 06-19-2014 |
20150136678 | Quick Release Pool Skimmer Basket Apparatus - A quick release pool skimmer basket apparatus includes a basket having a sidewall, a filter element coupled to the sidewall to move between an open position and a closed position, and a handle extending upwardly from the basket. A trigger in the handle is operatively coupled to the filter element to hold the filter element in the closed position. Activation of the trigger releases the bottom from the closed position to the open position. | 05-21-2015 |
20150314225 | FLUID FILTER HOUSING ASSEMBLY - A fluid filter housing assembly includes a filter housing that receives a filter cartridge and is secured in the housing with a hoop handle. | 11-05-2015 |
20160030867 | SEDIMENT FILTRATION DEVICE, METHOD AND SYSTEM - A filtration system comprises a malleable compartment and a handle. The malleable compartment has a permeable fabric forming an exterior of the malleable compartment. The exterior at least partially faces a contaminated fluid. The permeable fabric has a pore size that defines the permeability of the fabric. The malleable compartment also has an interior that holds an interchangeable microfiltration medium. The microfiltration medium has a pore size that is smaller than the pore size of the permeable fabric. The filtration system also comprises a handle that is affixed to the malleable compartment. | 02-04-2016 |
210238000 | Hand manipulable | 33 |
20080203005 | WATER FILTER DEVICE FOR USE WITH INDIVIDUAL CONTAINERS - An apparatus for producing purified drinking water. The apparatus comprises a container top including an ultrafiltration insert. The container top attaches to the opening of a liquid holding container, such that liquid from the container passes through a filter. The device includes a mechanism for back flushing or cleaning the filter. The resulting water is substantially pure, being free of bacteria, to make it safe for drinking. | 08-28-2008 |
20090014375 | Molded Filter End Cap And Method Of Manufacture - A filter element including a filter media, a first end cap, and a second end cap is provided. The filter media has first and second filter ends. The first end cap is attached to the first filter end and the second end cap is attached to the second filter end. The second end cap is formed from a molded material and includes a handle structure unitarily molded therein. The handle structure includes a flange with a void formed at least partially transversely therethrough. The void is molded without a mold split such that no mold split parting line is formed on the second end cap. In one embodiment, the void is formed in the flange of the handle structure using a grommet molded therein. | 01-15-2009 |
20090071891 | Dispensing system - A dispenser system that takes high pressure fluid such as a high pressure water source and reduces the volume flow of the high pressure water as it flows into a dispenser with the dispenser having a low pressure outlet, which offers negligible fluid resistance in comparison to the inlet fluid resistance to the dispenser, thereby ensuring that if a dispenser cap is accidentally removed from the dispenser while the unit is in operation the water will not spray out into and onto the user. The dispensing system includes a removable cartridge carrier with adjustable openings and a dispenser housing that one can maintain a uniform flow pattern under different flow rates to provide for a predicable control of a dispersion rate from a dispersant located in the system and a method of predictably changing the dispersion rate of a dispersant. | 03-19-2009 |
20090107906 | Faucet mounted water filter system - A faucet mounted water filtration system includes a base defining an inlet and a plurality of outlets. The base at least partially defines a filter compartment configured to house a filter cartridge. A first valve assembly is positioned within the base and defines a first passage and a second passage. A valve stem is movably positioned within the first passage. With the valve stem in a first position, the first passage provides fluid communication between the inlet and a first outlet and with the valve stem in a second position the second passage provides fluid communication between the inlet and the filter compartment. A body is rotatably coupled to the base and includes a first cam configured to urge the valve stem from the first position to the second position as the body rotates with respect to the base. | 04-30-2009 |
20090272683 | Jet Dispenser, Filter Fastening System, Nozzle Fastening System - The invention relates to a device ( | 11-05-2009 |
20090308802 | Filter With Ejection Mechanism - A filter system having a filter element ejection device is provided. Filter systems according to the present invention may include a filter element that includes an ejection receiver for receiving actuation action from an ejector of a filter housing. The ejector engages the ejection receiver when a user desires to eject the filter element from the filter housing. Typically, the ejector extends through the filter housing and axially ejects the filter element from the housing. | 12-17-2009 |
20100140158 | WATER TREATMENT APPARATUS WITH EASY FILTER REPLACEMENT CONSTRUCTION - A water treatment apparatus includes a frame and a plurality of connecting accessories, manifolds and filter cartridges. Each of the connecting accessories includes a seat ring fixed on the frame and a communicating pipe coaxially received in the seat ring. The seat rings together with the communicating pipes are spaced at a distance from one another. Each of the manifolds is suspended between adjacent two of the connecting accessories and has inlet and outlet ports at opposite ends. The inlet and outlet ports of each of the manifolds are rotatably and coaxially received in adjacent the seat rings respectively with their exterior walls in contact with inner walls of adjacent the seat rings and their interior walls in contact with outer walls of adjacent the communicating pipes. Additionally, the filter cartridges are detachably joined to the manifolds respectively. | 06-10-2010 |
20110049036 | RETAINING DEVICE, ESPECIALLY FOR FLAT ROOF DRAINS - A retaining device | 03-03-2011 |
20110089099 | FOREIGN SUBSTANCE FILTERING FILM FOR DRAIN AND MEHOD FOR MANUFACTURING SAME - A foreign substance filtering film for a drain of the present invention includes a main body having at least two or more through-holes; and a grip extended from an outer periphery of the main body such that the grip is spaced distant from the center of the main body. The grip extends from the film material and has a length at least one half longer than the width of the main body. The foreign substance filtering film improves sanitation and provides a reduction in user discomfort by enabling the user to easily hold the grip of the filtering film without the need for touching by hand, hair caught on the filtering film inserted into the socket of the drain. The present invention provides an inexpensive foreign substance filtering film for a drain that improves sanitation as it enables a user to discard the filtering film together with the foreign substance caught at the filtering film without the necessity of separating the filtering film from the socket of the drain, and to grasp the foreign substance with the filtering film. | 04-21-2011 |
20110220568 | PORTABLE FILTER ASSEMBLIES - A portable housing contains and forms a space around a filter element to form a portable filter assembly that can provide filtered hydration from a portable fluid reservoir. The housing includes an inlet port, which is in fluid communication with the space, and an outlet port, which is in fluid communication with a core of the filter element, wherein an external fitting of the housing, which is configured for coupling to a suction source outside the housing, surrounds the outlet port. The suction force draws fluid into the space, from the reservoir, which may be coupled to the inlet port by a tubular member, and then through the filter element and out the outlet port. An attachment feature may extend from an outer surface of the housing so that a strap-like member may engage therewith. | 09-15-2011 |
20110240544 | APPARATUS FOR COLLECTING KIDNEY STONES - An apparatus includes a frame having a top side including slots, a bottom side and a generally oval shape. A hollow protruding stem is joined to the frame. A mesh net is joined to, and is suspended below, the bottom side. The mesh net has a semi-circular shape with a sufficient porosity for freely passing urine and collecting stones in the mesh net. An elongated handle holds the mesh net while urinating for a user to avoid contacting the urine. The elongated handle includes an arched shape for facilitating use of the apparatus while sitting. An extending bulb is joined to a distal end of the elongated handle for insertion into the protruding stem. A splashguard has tabs for joining to the slots about a portion of the top for mitigating splash back upon the user. The portion is selected for right or left handed use of the apparatus. | 10-06-2011 |
20110247974 | FILTRATION SYSTEM - A filtration system is disclosed comprising a filter manifold and a filter cartridge. The filter manifold comprises a bracket, a valve, a manifold feed port, a manifold filtrate port, and a handle. The valve is held by the bracket and comprises a fixed portion attached to the bracket and a rotary portion. The handle is operatively connected to the rotary portion and comprises a cartridge lifter having one of a camming ramp or a camming lug lifter engagement feature. The handle is rotatable to a service position and a disengaged position, wherein the manifold feed port is blocked by the valve when the handle is in the disengaged position. The filter cartridge comprises a cartridge feed port, a cartridge filtrate port, and an external cartridge surface having one of a camming lug or a camming ramp for engaging the lifter engagement feature. | 10-13-2011 |
20110259809 | Method For Folding A Filter Bag And A Folded Filter Bag Arrangement - A method of folding a filter bag | 10-27-2011 |
20120091054 | INTEGRAL OIL FILTER AND WRENCH - The present invention provides an oil filter with an integrally-attached installation/removal tool and to an apparatus and method for quickly and efficiently removing and/or installing an oil filter without the need for additional tools. An additional aspect of the present invention is to provide an oil filter installation/removal tool that may be permanently interconnected to an oil filter. Further, the apparatus may be configured to capture any oil that may leak from the oil filter or its associated engine block or oil pan during removal or replacement of the oil filter. | 04-19-2012 |
20120097594 | HANDLE FOR UNDERDRAIN - An underdrain block including a top wall, a bottom wall, and a pair of sidewalls defining a hollow interior and having a longitudinal axis, wherein the sidewalls, top wall, or both comprise at least one external detail. A handle is detachably connected to the external detail for transportation and positioning of said underdrain block. The external detail may comprise one of a protrusion or a receptacle for receiving a protrusion and the handle may include the other of a protrusion or a receptacle for receiving a protrusion. Also, a method of installing an underdrain block lateral comprising at least one underdrain block including the steps of attaching a handle to external details on the underdrain block, lifting the underdrain block lateral by the handle, positioning the underdrain block lateral into the underdrain system, and detaching the handle from the external details of the underdrain block. | 04-26-2012 |
20120111786 | FILTERING APPARATUS - A filtering apparatus includes a container barrel and a detachable filtering unit detachably mounted inside the container barrel. The detachable filtering unit has a top lid, a bottom lid and a plurality of filter cores sandwiched between the top lid and the bottom lid. Because the filtering apparatus has the detachable filtering unit that can be totally taken out from the container barrel, the works of replacing the filter cores and washing the container barrel, especially the bottom portion of the container barrel, can be conveniently done. | 05-10-2012 |
20120248024 | Filter with Inner-Sealed Pulsation Dampener - A filter and replacement filter cartridge is provided with a pulsation dampener mounted and sealed to the filter cartridge basket at an inner diameter thereof. The pulsation dampener is captive to the basket such that removal of the basket from the filter housing canister removes all of the basket, filter media, and pulsation dampener as a single unit without separate, loose parts thereof. An axial extension section of the basket facilitates gripping and removal, and maintains a fully seated installed filter position. Sealing is provided without a section of the pulsation dampener interposed between the filter housing canister and lid. | 10-04-2012 |
20120261327 | EXPANDING COLANDER - A colander includes a front portion, an intermediate portion, and a back portion, with the intermediate portion being formed from a resilient material. The front portion is sized to be smaller than the back portion, allowing the front portion to be pressed into the back portion, folding the intermediate portion, for compact storage. | 10-18-2012 |
20130313180 | SOLIDS CONTAINMENT DEVICE FOR USE WITHIN OR IN ASSOCIATION WITH HYDROMECHANICAL GREASE INTERCEPTOR - A solids containment device for use in n hydromechanical grease interceptor, sized and shaped to be removably carried within the hydromechanical grease interceptor. The solids containment device includes a containment body with side and end walls, an open top, a wastewater inflow opening and an outflow opening. At least one removable solids separating screen is carried within the containment body, and is located between the inflow opening and the outflow opening. The outflow opening is directed away from the outflow aperture of the hydromechanical grease interceptor, in order to encourage a generally diagonal flow path for the wastewater stream within the hydromechanical grease interceptor, thereby encouraging separation of fats, oils and grease. | 11-28-2013 |
20140014564 | Multi-Layer Filter - The present invention discloses a multi-layer filter. The multi-layer filter comprises an upper part, and a body part. The body part comprises at least two filter layers with different mesh size respectively. By employing the multi-layer filter, it is conveniently and easily to make coffee/tea without residue of ground coffee/tea leaf. | 01-16-2014 |
20140042073 | LIQUID FILTER HOUSING WITH HANDLES - A liquid filter housing with at least one handle molded into its perimeter enclosure, used in a Point of Entry water filtration system, or any similar water filtration system, wherein the handles on the filter housing operate to eliminate the necessity of a separate housing wrench used to detach and reattach the water filter housing during the changing of the filter media at the time of installation or ongoing maintenance. | 02-13-2014 |
20140183119 | Overtightening Protected Fluids Filter - A filter incorporating a vessel defining an interior space, the vessel having a ceiling and a floor; filter media contained within the interior space; a helically threaded port which opens the vessel's interior space at the ceiling; a turn plate having a an outer edge; a retainer ring and snap ridges combination which interconnects the turn plate and the vessel, positions the plate beneath the floor, and facilitates circumferential motion of the plate's outer edge; a turn handle connected operatively to the plate, the turn handle being adapted for impelling the turn plate's circumferential motion; and ratcheting hook and ridge combinations which further interconnect the turn plate and the vessel, the hooks and ridges being adapted for, upon turning of the handle, translating a limited screw tightening torque to the ceiling's helically threaded port. | 07-03-2014 |
20140251890 | COLANDER-BOWL ASSEMBLY - A colander-bowl assembly, having a bowl, the bowl having a rim and a first handle member extending outwardly from the rim, and, a colander pivotally secured to the bowl, the colander having a rim and also having a second handle member extending outwardly from the colander rim wherein said colander rotates exterior to said bowl. | 09-11-2014 |
20140353237 | FILTRATION SYSTEM AND METHOD - Embodiments of the invention provide a filtration system comprising a filter tank. In some embodiments, at least portions of an inlet pipe and an outlet manifold can be positioned within the filter tank. At least one manifold assembly can be coupled to the outlet manifold and also can be positioned within the filter tank. In some embodiments, the manifold assembly can include at least one first aperture, at least one second aperture, and at least one first cavity positioned within the manifold assembly. In some embodiments, the second aperture can fluidly connect the first cavity and the outlet manifold. Also, at least one filter can be coupled to the manifold assembly so that the first aperture fluidly connects the filter to the first cavity. | 12-04-2014 |
20150060346 | Hood for Preventing the Discharge of Debris from a Wastewater Collection Basin - An oil and debris separation hood mounts on the interior surface of a wastewater collection basin to cover the outlet opening and prevent hydrocarbons, debris and other pollutants from being discharged from the collection basin. The hood device includes a rounded body portion formed with a mounting flange extending along the back side of the hood device from a bottom edge and over the top portion. The upper portion of the hood device includes an access port closed by a sealable lid to provide access to the outlet pipe without removing the hood device from the collection basin. The top portion of the mounting flange is formed with a built-in vent opening that allows the pressure within the hood device to be equalized to the ambient air. The hood device can be formed from plastic sheet material through thermoforming techniques, and includes strengthening ribs and a hand grip. | 03-05-2015 |
20150122717 | APPARATUS FOR MOUNTING ON A ROTATABLE PORTION OF A DIESEL FILTER - The present application relates to apparatus for mounting on a rotatable portion ( | 05-07-2015 |
20160030866 | WATER FILTRATION SYSTEM AND WATER FILTRATION SYSTEM HOUSING WITH CLOSING ASSEMBLY - A water filtration system utilizes a housing configured to utilize various types of filter media and having a press-sealed closing system. The closing system includes a head portion defining a head opening, a lock member, and a lid member. The lock member releasably engages the head portion such that an abutment section of the lock member projects into the head opening. The lid member is received by the head portion to cover the head opening, and has an outward-facing press section configured to abut an inward facing portion of the abutment section of the lock member when the lid member is covering the head opening. Pressure generated within the housing during water filtration presses the lid member in an outward direction and causes the lid member press section to press against the abutment section of the lock member to substantially prevent disengagement of the lock member from the head portion. | 02-04-2016 |
20160106084 | Ice Depresser Device - An ice depresser device for both clearing ice shavings from an ice hole and pumping dirty water from below such an ice hole. The ice depresser device generally includes a filter disc and a handle extending from the filter disc. The filter disc includes an upper cavity defined by a first flange and a lower cavity defined by a second flange. A plurality of filter openings are included across the body of the filter disc. As the filter disc is pushed downwardly through an ice hole, ice shavings will be pushed downwardly by the lower cavity to be swept away by the undercurrent. Other ice shavings will be pushed upwardly to be retained within the upper cavity by the pump action of the filter disc as it is drawn out of the ice hole. Thus, ice shavings or other debris may be both pushed under the current and removed from the ice hole utilizing the present invention. | 04-21-2016 |
20160158676 | METHOD AND APPARATUS FOR MANIPULATING COMPONENTS OF A FILTRATION SYSTEM - The present disclosure relates to a tool and methods of using the tool to physically manipulate one or more filtration components, such as filter packs including stacked filtration discs. The tool may include two arms pivotally coupled to another, and may also have respective gripping portions configured to grasp an appropriate region of a filtration component. The arms may be movable toward and away from one another between grasping and non-grasping positions. When in the grasping position, the gripping portions may engage with a complementary coupling member of the filtration component(s). To separate one filtration component from another, the tool may be manipulated so as to decouple and lift the filtration component from a substrate. | 06-09-2016 |
20160166957 | FILTER FASTENING SYSTEM | 06-16-2016 |
20160184747 | FILTERS, SUPPORTS FOR FILTERS, AND METHODS OF PRODUCING FILTERS HAVING SUPPORTS - A filter assembly includes a filter media comprising at least one of wool, viscose, and thermoplastic polymer material; a supporting layer proximate to the filter media comprising at least one of a mesh, a frame, and a thin board; and a retaining member configured to engage the filter media and the supporting layer to hold the filter media and supporting layer together. A method of manufacturing a filter assembly includes carding fibers into a web to form a filter media comprising at least one of wool, viscose, and thermoplastic polymer material; coupling the filter media with a supporting layer comprising at least one of a mesh, a frame, and a thin board, and trimming or punching the coupled filter media and supporting layer to a predetermined size. | 06-30-2016 |
20160376802 | Debris Skimming Device for a Swimming Pool - A large, rectangular frame which is lightweight and provides a vertical bar in the center, which may be used as a hinge to fold the frame in half comprises a debris skimming device for a swimming pool. The frame provides one or more latches such that it may be secured in the folded or unfolded position. A plurality of handles are provided around the inner perimeter of the frame, enabling users to manipulate and lift the device easily while standing in the pool. Fine mesh is extended over the frame to catch debris, secured by wrap-around flaps with hook-and-loop fasteners. The device is intended for user by one user in the folded position, or by two users in the unfolded position. | 12-29-2016 |
20170231434 | Disposable Fluid Separator | 08-17-2017 |