Patent application number | Description | Published |
20080264018 | INERTIAL GAS-LIQUID SEPARATOR WITH SLOT NOZZLE - An inertial gas-liquid impactor separator has a nozzle accelerating a gas-liquid stream therethrough effecting liquid particle separation. The nozzle is provided by an elongated slot. | 10-30-2008 |
20080308481 | DRAIN VALVE FOR FILTER SERVICE AND METHOD - A fluid filter is described, where a drain valve is configured to move back and forth into open and closed positions. The drain valve and a filter cartridge are in a structural arrangement such that the drain valve is put in an open position before the filter and/or a filter element therein can be serviced or replaced. | 12-18-2008 |
20090025662 | Crankcase Ventilation System with Pumped Scavenged Oil - A crankcase ventilation system for an internal combustion engine has a jet pump suctioning scavenged separated oil from the oil outlet of an air/oil separator and pumping same to the crankcase. | 01-29-2009 |
20090045109 | FLOW CONTROL VALVE WITH PLATE SPRING FORCE ACTUATION - A filter cartridge with a valve actuating protrusion having a sliding surface that is configured to engage with a valve, with the sliding surface being tapered so that a first portion of the sliding surface that engages the valve is wider than a second portion of the sliding surface that engages the valve, and the sliding surface is configured so that the first portion engages the valve before the second portion. The valve, which can be in any fluid passage of a filter housing, includes a plurality of spring arms. Engagement between the spring arms and the sliding surface creates a lifting force which opens the valve. | 02-19-2009 |
20090100811 | Inertial Gas-Liquid Separator with Constrictable and Expansible Nozzle Valve Sidewall - An inertial gas-liquid separator has one or more nozzle valves having a sidewall and a downstream exit axial end radially constrictable and expansible to vary axial flow of a gas-liquid stream therethrough to an inertial impactor collector. | 04-23-2009 |
20090114287 | APPARATUS, SYSTEM, AND METHOD FOR A SELF-VENTING DRAIN VALVE - An apparatus, system, and method are disclosed for draining a liquid. An inner drain body is disposed on a container, with an inner liquid outlet in its lower portion, and an air inlet above and at a radial offset from the inner liquid outlet. An outer drain body is disposed around and below the inner drain body, and is adjustably coupled to the inner drain body. An outer liquid outlet is disposed in the outer drain body. A lower seal is disposed below the inner liquid outlet and between the inner drain body and the outer drain body, engaging a lower sealing surface. An upper seal circumscribes the inner liquid outlet and the air inlet, and is disposed between the inner drain body and the outer drain body, engaging an upper sealing surface that extends further beyond the upper seal than the lower sealing surface extends beyond the lower seal. | 05-07-2009 |
20090250388 | FILTRATION DEVICE WITH RELEASABLE ADDITIVE - A filtration device is provided that includes a filter component and an additive component. The filter component includes concentrically arranged filtering elements disposed in a filter-in-filter configuration. The additive component includes at least one additive material that is introduced into a working fluid to be filtered. The filter component and additive component provide an assembly for a filtration system that would filter a variety of working fluids. The filter component and additive component provides an assembly that can filter fluids more efficiently. As a result, fluids may enjoy, for example, extended drainage intervals and thereby reduce component wear. | 10-08-2009 |
20090294351 | FILTER SEAL - A filtering apparatus has a filter housing with a structure forming a recessed region on the filter housing configured to be directly engaged by a filter element in order to form an integral seal. The structure may include one or more protrusions that extend into the filter element itself, or into respective recess(es) of the filter element. | 12-03-2009 |
20090308249 | Rotative Inertial Impactor Gas-Oil Separator for Internal Combustion Engine - An internal combustion engine gas-oil separator is provided by one or more rotative inertial impactor separators in an interior chamber of the engine and mounted to a rotating engine shaft in such interior chamber. | 12-17-2009 |
20100024366 | Gas-Liquid Separator with Dual Flow Impaction and Coalescence - A gas-liquid separator assembly has dual flow first and second split partial paths. The first path is an impaction separation path effecting liquid particle separation from a gas-liquid stream by inertial impaction. The second path is a coalescence-separation path effecting liquid particle separation from the gas-liquid stream by coalescence. | 02-04-2010 |
20100064646 | ELLIPTICAL SEAL INTERFACE FOR FILTER ASSEMBLY - A filter assembly is described that includes a unique seal configuration between a filter and a housing. The filter has a filter media that allows fluid to be filtered therethrough, and has an endplate with an opening that allows fluid to flow into or out of the filter media. The endplate has a main surface with an elliptical spud protruding outward from the main surface and surrounding the opening. An oval seal is disposed about an outer surface of the elliptical spud. The housing is releasably connected to the filter, and has a mounting component. The mounting component has an elliptical boss that mates with the elliptical spud and seals against the oval seal. | 03-18-2010 |
20100101425 | Inertial Gas-Liquid Separator with Axially Variable Orifice Area - An inertial gas-liquid separator removes liquid particles from a gas-liquid stream and has a variable orifice area variable along an axial direction and dependent upon axial movement of a plunger relative to a housing sleeve. | 04-29-2010 |
20100101993 | FILTER CARTRIDGE HAVING A FILTER WITHIN A FILTER, AND AN ENDPLATE SEALING STRUCTURE ON AN OUTER FILTER ELEMENT - A filter within a filter cartridge design is described that includes a sealing structure on an endplate of an outer filter element. Generally, the sealing structure includes an annular flange on the endplate that can directly seal against an interior surface of a housing when the filter cartridge is assembled for use. During filtration, the annular flange prevents a working fluid from bypassing the outer filter element. The sealing flange can seal with the housing in a press fit engagement. | 04-29-2010 |
20100107883 | Multistage Variable Impactor - An inertial gas-liquid separator and method is provided, including variable orifice jet nozzle structure having a variable orifice area dependent upon axial movement of a plunger relative to a housing sleeve, and in another embodiment having first and second flow branches, with the first flow branch being continuously open, and the second flow branch having a variable flow controller controlling flow therethrough. | 05-06-2010 |
20100108591 | 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 of a filter element in a housing, an incorrect replacement filter element, absence of a filter element, and an incorrect housing cover. A magnetically actuated valve has a piston controlling fluid flow according to installation condition. | 05-06-2010 |
20100175642 | Crankcase Ventilation System with Pumped Scavenged Oil - A crankcase ventilation system for an internal combustion engine has a jet pump suctioning scavenged separated oil from the oil outlet of an air/oil separator and pumping same to the crankcase. | 07-15-2010 |
20100199958 | Engine Air Management System - An engine air management system is provided for an internal combustion engine generating blowby gas in a crankcase containing engine oil and oil aerosol. The system includes combinations of two or more of an air-oil separator, an air filter, and an acoustic silencer. | 08-12-2010 |
20110167774 | Drain Tube for Gas-Liquid Separation Systems - A drain tube for an air-oil separator system, the tube being configured vertically in the system, the tube having an upper opening for receiving oil separated from air in the system, and a lower opening for releasing oil separated from air in the system, wherein the upper opening has a horizontal cross-sectional area that is greater than a horizontal cross-sectional area of the lower opening. | 07-14-2011 |
20110180051 | Crankcase Ventilation Inside-Out Flow Rotating Coalescer - An internal combustion engine crankcase ventilation rotating coalescer includes an annular rotating coalescing filter element, an inlet port supplying blowby gas from the crankcase to the hollow interior of the annular rotating coalescing filter element, and an outlet port delivering cleaned separated air from the exterior of the rotating element. The direction of blowby gas is inside-out, radially outwardly from the hollow interior to the exterior. | 07-28-2011 |
20110197765 | Multistage Variable Impactor - An inertial gas-liquid separator and method is provided, including variable orifice jet nozzle structure having a variable orifice area dependent upon axial movement of a plunger relative to a housing sleeve, and in another embodiment having first and second flow branches, with the first flow branch being continuously open, and the second flow branch having a variable flow controller controlling flow therethrough. | 08-18-2011 |
20110278215 | FILTRATION DEVICE WITH RELEASABLE ADDITIVE - A filtration device is provided that includes a filter component and an additive component. The filter component includes concentrically arranged filtering elements disposed in a filter-in-filter configuration. The additive component includes at least one additive material that is introduced into a working fluid to be filtered. The filter component and additive component provide an assembly for a filtration system that would filter a variety of working fluids. The filter component and additive component provides an assembly that can filter fluids more efficiently. As a result, fluids may enjoy, for example, extended drainage intervals and thereby reduce component wear. | 11-17-2011 |
20110307160 | System for Monitoring and Indicating Filter Life - Disclosed are systems, methods, and algorithms for monitoring and indicating filter life. In particular, the disclosed systems, methods, and algorithms may be utilized for monitoring and indicating the useful life of a filter in an internal combustion engine. | 12-15-2011 |
20110308308 | Engine Air Filter Replacement Indication System - Disclosed are methods and systems for monitoring and indicating the optimal replacement interval for a filter. In particular, the methods and systems may be utilized for monitoring and indicating the optimal replacement interval of an air filter in an internal combustion engine based on parameters that include air filter plugging rate data, engine duty cycle data, pressure drop across the air filter, penalty on fuel consumption, and the cost of air filter replacement. | 12-22-2011 |
20120144788 | Multistage Variable Impactor - An inertial gas-liquid separator and method is provided, including variable orifice jet nozzle structure having a variable orifice area dependent upon axial movement of a plunger relative to a housing sleeve, and in another embodiment having first and second flow branches, with the first flow branch being continuously open, and the second flow branch having a variable flow controller controlling flow therethrough. | 06-14-2012 |
20120186566 | Engine Air Management System - An engine air management system is provided for an internal combustion engine generating blowby gas in a crankcase containing engine oil and oil aerosol. The system includes combinations of two or more of an air-oil separator, an air filter, and an acoustic silencer. | 07-26-2012 |
20120267294 | Inside-Out Flow Filter with Pressure Recovery - In an inside-out flow filter, a transition pressure recovery member is provided at the inlet and has structured contoured guide surfaces guiding fluid flow therealong into the hollow interior of an annular filter element to minimize transition pressure loss from the inlet to the hollow interior. The transition pressure recovery member includes transition flow deceleration surfaces gradually decelerating flow of fluid into the hollow interior and minimizing pressure drop. | 10-25-2012 |
20120285324 | Filter with Specified Flow Path Combinations - A filter includes a plurality of annular filter elements arranged in axially staggered relation. An axial flow path includes a plurality of flow path segments, some being filtered by a respective filter element, and others bypassing a respective filter element. Various combinations are provided. | 11-15-2012 |
20120285901 | Filter with Tri-Flow Path Combinations - A filter includes a plurality of annular filter elements arranged in axially staggered relation. An axial flow path includes a plurality of flow path segments, some being filtered by a respective filter element, and others bypassing a respective filter element. Various combinations are provided. | 11-15-2012 |
20120285902 | Filter with Shaped Flow Path Combinations - A filter includes a plurality of annular filter elements arranged in axially staggered relation. An axial flow path includes a plurality of flow path segments, some being filtered by a respective filter element, and others bypassing a respective filter element. Various combinations are provided. | 11-15-2012 |
20130087497 | FILTER CARTRIDGE HAVING A FILTER WITHIN A FILTER, AND AN ENDPLATE SEALING STRUCTURE ON AN OUTER FILTER ELEMENT - A filter within a filter cartridge design is described that includes a sealing structure on an endplate of an outer filter element. Generally, the sealing structure includes an annular flange on the endplate that can directly seal against an interior surface of a housing when the filter cartridge is assembled for use. During filtration, the annular flange prevents a working fluid from bypassing the outer filter element. The sealing flange can seal with the housing in a press fit engagement. | 04-11-2013 |
20130104860 | Engine Air Management System | 05-02-2013 |
20130199983 | LUBRICANT OIL FILTER WITH CONTINUOUS RELEASE ADDITIVE VESSEL - An oil filter that includes an additive vessel to introduce additive material into oil flowing through the filter. The additive material includes an over-based detergent and optionally one or more of: a weak base additive, an anti-oxidant additive, an anti-wear additive, a friction modifier additive, a dispersant additive, an anti-foam additive, a nano-additive, a corrosion inhibitor additive, a pour point depressant additive and a surfactant additive. | 08-08-2013 |
20140027366 | TOP LOAD FILTER WITH EXTERIOR DRAIN ACTUATION - A cartridge top load filter design and filter element useable with the filter are described that allows fluid to be drained from the filter housing, from the exterior of the housing and without first removing the filter element or the housing cover. The draining feature can be manually activated by a knob that is accessible from the exterior of the filter housing adjacent to the removable cover. The draining feature does not require any tools to activate, and provides a “clean service” option of draining fluid before opening the filter housing. | 01-30-2014 |
20140033921 | Methods and Apparatuses for Separating Liquid Particles from a Gas-Liquid Stream - A gas-liquid separator comprises a housing having an inlet for receiving a gas-liquid stream and an outlet for discharging a gas stream. An impactor nozzle structure is supported by the housing and situated downstream of the inlet. The impactor nozzle structure receives the gas-liquid stream and accelerates the gas-liquid stream through an orifice that extends through the impactor nozzle structure. An impaction surface is supported by the housing and situated downstream of the orifice. The impaction surface receives the accelerated gas-liquid stream and causes separation of liquid particles from the gas-liquid stream so as to produce the gas stream, and a baffle situated downstream of the impaction surface modifies a flow of the gas stream so as to reduce carryover of liquid particles in the gas stream. A shroud for an inertial impactor gas-liquid separator is disclosed. A method for separating liquid particles from a gas-liquid stream is disclosed. | 02-06-2014 |
20140034565 | V-Shaped Filter with Serviceable Frames and Cartridges - A V-shaped filter includes a V-shaped carrier frame, first and second cartridge frames movably mounted to the carrier frame, and first and second filter element cartridges removably and replaceably mounted to the first and second cartridge frames, respectively. The first and second cartridge frames are movable to an inserted position in the V-shaped carrier frame providing an installed condition with the first and second cartridge frames forming a V-shape, and are movable to an extended position extending beyond the V-shaped carrier frame and providing a replacement-service condition. | 02-06-2014 |
20140130467 | Air Filter Assemblies and Carrier Frames Having Vortex-Generating Flow Guide - Air filter assemblies and carrier frames have a plurality of vortex-generating flow guides normalizing air flow to a uniform velocity profile downstream thereof. The airflow having the uniform velocity profile travels across a mass airflow sensor. | 05-15-2014 |
20150027422 | Crankcase Ventilation Inside-Out Flow Rotating Coalescer - An internal combustion engine crankcase ventilation rotating coalescer includes an annual rotating coalescing filter element, an inlet port supplying blow by gas from the crankcase to the hollow interior of the annular rotating coalescing filter element, and an outlet port delivering clean separated, air from the exterior of the rotating element. The direction of flow by gas inside-out, radially, outwardly from the hollow interior to the exterior. | 01-29-2015 |