Patents Assigned to Davco Technology, LLC
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Publication number: 20230233960Abstract: A filtration system comprises a housing having a first housing end and a second housing end. The housing defines a central compartment therein. The housing includes an alignment tab disposed on the second housing end. The alignment tab protrudes from the second housing end towards the first housing end. A filter element is positioned within the housing. The filter element includes a first endcap, a second endcap, and filter media positioned between and extending axially between the first endcap and the second endcap. The filter media defines a central opening extending axially therein. An alignment notch is disposed on the second endcap, the alignment notch protruding from the second endcap toward the first endcap.Type: ApplicationFiled: March 28, 2023Publication date: July 27, 2023Applicants: CUMMINS FILTRATION IP, INC., Davco Technology, LLCInventors: Joshua Luther Young, Dean Olson, Carey A. Curt, Philip S. Hall, Zdzislaw Chajec
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Patent number: 11628385Abstract: A filtration system comprises a housing having a first housing end and a second housing end. The housing defines a central compartment therein. The housing includes an alignment tab disposed on the second housing end. The alignment tab protrudes from the second housing end towards the first housing end. A filter element is positioned within the housing. The filter element includes a first endcap, a second endcap, and filter media positioned between and extending axially between the first endcap and the second endcap. The filter media defines a central opening extending axially therein. An alignment notch is disposed on the second endcap, the alignment notch protruding from the second endcap toward the first endcap.Type: GrantFiled: July 8, 2019Date of Patent: April 18, 2023Assignees: CUMMINS FILTRATION IP, INC., DAVCO TECHNOLOGY, LLCInventors: Joshua Luther Young, Dean Olson, Carey A. Curt, Philip S. Hall, Zdzislaw Chajec
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Publication number: 20230050414Abstract: Various example embodiments relate to a filtration system. The filtration system comprises a housing having a first housing end and a second housing end. The housing defines a central compartment therein. The housing comprises a key slot disposed on the first housing end and a housing key element protruding from the first housing end toward the second housing end. The filtration system further comprises a filter element positioned within the central compartment of the housing. The filter element has a first filter end and a second filter end. The filter element includes filter media and an endplate disposed on the first filter end. The endplate includes a central endplate opening, a key element configured for engagement with the key slot, and an installation guidance element formed along the central endplate opening. The installation guidance element is configured for engagement with the housing key element.Type: ApplicationFiled: October 31, 2022Publication date: February 16, 2023Applicants: CUMMINS FILTRATION IP, INC., DAVCO Technology, LLCInventors: Manikandan Annamalai, Mark Straussberger, Jayant Singh, Gregory D. Shope, Zdzislaw Chajec, Robert Polkus, David Hipwood
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Patent number: 11504659Abstract: Various example embodiments relate to a filtration system. The filtration system comprises a housing having a first housing end and a second housing end. The housing defines a central compartment therein. The housing comprises a key slot disposed on the first housing end and a housing key element protruding from the first housing end toward the second housing end. The filtration system further comprises a filter element positioned within the central compartment of the housing. The filter element has a first filter end and a second filter end. The filter element includes filter media and an endplate disposed on the first filter end. The endplate includes a central endplate opening, a key element configured for engagement with the key slot, and an installation guidance element formed along the central endplate opening. The installation guidance element is configured for engagement with the housing key element.Type: GrantFiled: July 12, 2018Date of Patent: November 22, 2022Assignees: CUMMINS FILTRATION IP, INC., DAVCO TECHNOLOGY, LLCInventors: Manikandan Annamalai, Mark Straussberger, Jayant Singh, Gregory D. Shope, Zdzislaw Chajec, Robert Polkus, David Hipwood
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Patent number: 11504660Abstract: Various example embodiments relate to a filtration system. The filtration system comprises a housing having a first housing end and a second housing end. The housing defines a central compartment therein. The housing comprises a key slot disposed on the first housing end and a housing key element protruding from the first housing end toward the second housing end. The filtration system further comprises a filter element positioned within the central compartment of the housing. The filter element has a first filter end and a second filter end. The filter element includes filter media and an endplate disposed on the first filter end. The endplate includes a central endplate opening, a key element configured for engagement with the key slot, and an installation guidance element formed along the central endplate opening. The installation guidance element is configured for engagement with the housing key element.Type: GrantFiled: June 4, 2021Date of Patent: November 22, 2022Assignees: CUMMINS FILTRATION IP, INC., DAVCO Technology, LLCInventors: Manikandan Annamalai, Mark Straussberger, Jayant Singh, Gregory D. Shope, Zdzislaw Chajec, Robert Polkus, David Hipwood
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Publication number: 20210291089Abstract: Various example embodiments relate to a filtration system. The filtration system comprises a housing having a first housing end and a second housing end. The housing defines a central compartment therein. The housing comprises a key slot disposed on the first housing end and a housing key element protruding from the first housing end toward the second housing end. The filtration system further comprises a filter element positioned within the central compartment of the housing. The filter element has a first filter end and a second filter end. The filter element includes filter media and an endplate disposed on the first filter end. The endplate includes a central endplate opening, a key element configured for engagement with the key slot, and an installation guidance element formed along the central endplate opening. The installation guidance element is configured for engagement with the housing key element.Type: ApplicationFiled: June 4, 2021Publication date: September 23, 2021Applicants: CUMMINS FILTRATION IP, INC., DAVCO Technology, LLCInventors: Manikandan Annamalai, Mark Straussberger, Jayant Singh, Gregory D. Shope, Zdzislaw Chajec, Robert Polkus, David Hipwood
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Publication number: 20210205740Abstract: A filtration system comprises a housing having a first housing end and a second housing end. The housing defines a central compartment therein. The housing includes an alignment tab disposed on the second housing end. The alignment tab protrudes from the second housing end towards the first housing end. A filter element is positioned within the housing. The filter element includes a first endcap, a second endcap, and filter media positioned between and extending axially between the first endcap and the second endcap. The filter media defines a central opening extending axially therein. An alignment notch is disposed on the second endcap, the alignment notch protruding from the second endcap toward the first endcap.Type: ApplicationFiled: July 8, 2019Publication date: July 8, 2021Applicants: CUMMINS FILTRATION IP, INC., Davco Technology, LLCInventors: Joshua Luther Young, Dean Olson, Carey A. Curt, Philip S. Hall, Zdzislaw Chajec
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Publication number: 20210138376Abstract: Various example embodiments relate to a filtration system. The filtration system comprises a housing having a first housing end and a second housing end. The housing defines a central compartment therein. The housing comprises a key slot disposed on the first housing end and a housing key element protruding from the first housing end toward the second housing end. The filtration system further comprises a filter element positioned within the central compartment of the housing. The filter element has a first filter end and a second filter end. The filter element includes filter media and an endplate disposed on the first filter end. The endplate includes a central endplate opening, a key element configured for engagement with the key slot, and an installation guidance element formed along the central endplate opening. The installation guidance element is configured for engagement with the housing key element.Type: ApplicationFiled: July 12, 2018Publication date: May 13, 2021Applicants: CUMMINS FILTRATION IP, INC., DAVCO Technology, LLCInventors: Manikandan Annamalai, Mark Straussberger, Jayant Singh, Gregory D. Shope, Zdzislaw Chajec, Robert Polkus, David Hipwood
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Patent number: 9684313Abstract: An automatic water drain apparatus includes a reservoir, a fluid inlet, and a fluid outlet. A first valve member is moveable between an open position for admitting fluid to the reservoir via the fluid inlet and a closed position for preventing admission of fluid to the reservoir. A second valve member is moveable between an open position for exhausting fluid from the reservoir and a closed position for preventing exhaust of fluid from the reservoir. At least one actuator is operable to move the fluid inlet and the fluid outlet between their respective open and closed positions. A sensor is disposed outside the reservoir and is operable to produce a first sensor output signal in response to detection of the presence of water, wherein the at least one actuator moves the first valve to the open position in response to the first sensor output signal.Type: GrantFiled: March 17, 2014Date of Patent: June 20, 2017Assignee: Davco Technology, LLCInventor: Zdzislaw W. Chajec
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Patent number: 9586163Abstract: A fluid filter assembly for filtering a fluid includes a housing base portion having an axially extending tube, a housing cover that is connected to the housing base portion to define an interior space, a filter element, and an interface structure. The filter element is disposed within the interior space and in engagement with the axially extending tube, the filter element having a filter media, a bottom end cap, a top end cap, and a mounting member defined by the top end cap, the mounting member having an axial wall with a vent passage therethrough and a radial wall that encircles the axial wall. The interface structure is connected to the housing cover and engages the top end cap of the filter element.Type: GrantFiled: September 27, 2013Date of Patent: March 7, 2017Assignee: Davco Technology, LLCInventor: Zdzislaw Chajec
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Patent number: 9079129Abstract: A filter cartridge includes a substantially cylindrical filter media having a first end and a second end wherein the second end has an opening adaptable to receive a fluid outlet. The filter media is adapted to allow fluid to pass from an exterior of the filter media to an interior space of the filter media. A divider is positioned adjacent to the exterior of the filter media, and the divider has a closed end connected to the first end of the filter media and an open end that is longitudinally-spaced from the second end of the filter media such that at least a portion of the filter media located adjacent to the second end of the filter media is not directly adjacent to the divider. The divider extends a majority of the distance from the first end to the second end of the filter media.Type: GrantFiled: October 4, 2010Date of Patent: July 14, 2015Assignee: Davco Technology, LLCInventors: Paul B. Smith, Kevin J. Rucinski, Alfred Tondreau, Ken Conti
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Publication number: 20140021110Abstract: A fluid filter assembly for filtering a fluid includes a housing base portion having an axially extending tube, a housing cover that is connected to the housing base portion to define an interior space, a filter element, and an interface structure. The filter element is disposed within the interior space and in engagement with the axially extending tube, the filter element having a filter media, a bottom end cap, a top end cap, and a mounting member defined by the top end cap, the mounting member having an axial wall with a vent passage therethrough and a radial wall that encircles the axial wall. The interface structure is connected to the housing cover and engages the top end cap of the filter element.Type: ApplicationFiled: September 27, 2013Publication date: January 23, 2014Applicant: DAVCO TECHNOLOGY, LLCInventor: Zdzislaw Chajec
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Patent number: 8574430Abstract: A fluid filter for assembly includes an upright housing having a base portion and a cover to allow viewing of a fluid level. The base portion has a fluid inlet and a fluid outlet. A filter element has a filter media for filtering the fluid, a bottom end cap connected to the fluid outlet, and a top end cap positioned above the bottom end cap. A mounting member is formed on the top end cap, and a vent passage extends through the mounting member for fluid communication between an interior and an exterior of the filter element. An interface structure is connected to cover the upright housing and is removably engageable with the mounting member of the filter element.Type: GrantFiled: September 17, 2010Date of Patent: November 5, 2013Assignee: Davco Technology, LLCInventor: Zdzislaw Chajec
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Publication number: 20130180898Abstract: A fluid filter assembly having a filter cartridge and housing interface to indicate whether a replacement filter cartridge is proper and desirable for the fluid filter assembly. A substantially cylindrical interface is connected to and extends from the filter cartridge and is matingly received by a bore provided in a boss of a housing of the fluid filter assembly. A means for indicating at least one characteristic of the filter cartridge is provided to ensure the replacement filter cartridge is proper and desirable for the fluid filter assembly.Type: ApplicationFiled: January 12, 2012Publication date: July 18, 2013Applicant: DAVCO TECHNOLOGY, LLCInventors: Zdzislaw W. Chajec, Michael J. Centlivre, Brian J. Terry, Carey A. Curt
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Patent number: 8051989Abstract: A support structure of a filter element for supporting a filter material that is adapted to filter a fluid includes a first frame portion and a second frame portion. The first frame portion has a plurality of radially-extending fingers that are longitudinally spaced from one another. The first frame portion is disposed entirely on an unfiltered side of the filter material. A second frame portion has a pair of longitudinally-extending support surfaces that are disposed in a spaced, facing relationship with respect to one another. The second frame portion is disposed entirely on a filtered side of the filter material. The radially-extending fingers of the first frame portion and each of the longitudinally-extending support surfaces of the second frame portion support the filter material to define a first radial channel. The radially-extending fingers of the first frame portion space the longitudinally-extending support surfaces of the second frame portion apart from one another.Type: GrantFiled: May 11, 2009Date of Patent: November 8, 2011Assignee: Davco Technology, LLCInventor: Alfred Tondreau
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Publication number: 20110062061Abstract: A fluid filter for assembly includes an upright housing having a base portion and a cover to allow viewing of a fluid level. The base portion has a fluid inlet and a fluid outlet. A filter element has a filter media for filtering the fluid, a bottom end cap connected to the fluid outlet, and a top end cap positioned above the bottom end cap. A mounting member is formed on the top end cap, and a vent passage extends through mounting member for fluid communication between an interior and an exterior of the filter element. An interface structure is connected to cover of the upright housing and is removably engageable with the mounting member of the filter element.Type: ApplicationFiled: September 17, 2010Publication date: March 17, 2011Applicant: DAVCO TECHNOLOGY, LLCInventor: Zdzislaw Chajec
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Publication number: 20110017658Abstract: A filter cartridge includes a substantially cylindrical filter media having a first end and a second end wherein the second end has an opening adaptable to receive a fluid outlet. The filter media is adapted to allow fluid to pass from an exterior of the filter media to an interior space of the filter media. A divider is positioned adjacent to the exterior of the filter media, and the divider has a closed end connected to the first end of the filter media and an open end that is longitudinally-spaced from the second end of the filter media such that at least a portion of the filter media located adjacent to the second end of the filter media is not directly adjacent to the divider. The divider extends a majority of the distance from the first end to the second end of the filter media.Type: ApplicationFiled: October 4, 2010Publication date: January 27, 2011Applicant: DAVCO TECHNOLOGY, LLCInventors: Paul B. Smith, Kevin J. Rucinski, Alfred Tondreau, Ken Conti
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Patent number: 7854837Abstract: A filter cartridge includes a substantially cylindrical filter media and a pressure relieving structure. The filter media is adapted to allow fluid to pass from an exterior of the filter media to an interior space of the filter media. The pressure relieving structure is disposed at an upper end of the filter media, and the pressure relieving structure opens when a predetermined pressure level is established across the filter media to maintain the predetermined pressure across the filter media.Type: GrantFiled: November 10, 2008Date of Patent: December 21, 2010Assignee: Davco Technology, LLCInventors: Paul B. Smith, Kevin J. Rucinski, Alfred Tondreau, Ken Conti
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Patent number: 7615146Abstract: A fluid filter assembly having a relief valve for visually indicating when a filter element may be replaced. The fluid filter assembly of the present invention provides a vertical, transparent housing having a fluid inlet for communicating a fluid into the housing and a fluid outlet for communicating fluid downstream of the housing. A filter element is disposed within the housing between the fluid inlet and the fluid outlet for filtering the fluid. The relief valve can also be in the form of a more restrictive filter media 42.Type: GrantFiled: October 17, 2006Date of Patent: November 10, 2009Assignee: Davco Technology, LLCInventors: Paul B. Smith, Kevin J. Rucinski, Alfred Tondreau, Ken Conti
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Publication number: 20090139915Abstract: A fluid filter includes a vertical housing, a filter cartridge, and a bypass valve. The housing has a fluid inlet for communicating a fluid into the housing and a fluid outlet for communicating fluid downstream of the housing. The filter cartridge is disposed within the housing between the fluid inlet and the fluid outlet and includes a filter element for filtering the fluid, as well as means for maintaining and relieving a predetermined level of pressure across the filter element to provide an accurate visual indicator as to whether the filter element needs replacement. The bypass valve allows fluid to flow from an unfiltered side of the filter element to a filtered side of the filter element when the pressure across the filter element exceeds the predetermined pressure.Type: ApplicationFiled: February 11, 2009Publication date: June 4, 2009Applicant: DAVCO TECHNOLOGY, LLCInventors: Alfred Tondreau, Paul B. Smith, Kevin Rucinski, Kenneth A. Conti