Fluid transfer systems, devices, components, and methods of manufacture

{
  "publication_number": "US9804607B1",
  "country": "US",
  "kind": "B1",
  "title": "Fluid transfer systems, devices, components, and methods of manufacture",
  "abstract": "In one embodiment, a fluid transfer system comprises one or more fluid transfer components and one or more fluid input couplers or fluid output couplers. In one embodiment, the fluid transfer system delivers fluid to an active region, receives fluid from an active region, or passes a fluid through an active region using a fluid transfer component. In another embodiment, the fluid transfer component comprises film-based fluid channels converted from a first spatial arrangement geometry to a second spatial arrangement geometry different from the first spatial arrangement geometry. In another embodiment, the fluid transfer component comprises at least one of a fluid input coupler and fluid output coupler comprising a fluid channel geometry converter comprising re-arranged extended segments of a film comprising the active region fluid channels.",
  "claims": [
    "1. A polymeric film comprising: one or more polymeric materials in one or more layers; a plurality of fluid channels defined by interior surfaces within the polymeric film, physically separated, and in a first geometric arrangement in an active region of the film; and a fluid input end of the polymeric film comprising a second geometric arrangement of the plurality of fluid channels different from the first geometric arrangement, wherein the first geometric arrangement of the fluid channels is converted to the second geometric arrangement of the fluid channels by an integrally formed fluid channel geometry converter; the first geometric arrangement comprises an array of the plurality of fluid channels with a dimension of (M)×(N) where (M) is the number of rows of fluid channels in a thickness direction of the polymeric film, (N) is the number of columns of fluid channels in a direction orthogonal to the thickness direction and orthogonal to a direction of fluid flow in the fluid channels, and the second geometric arrangement of fluid channels comprises an array of the plurality of fluid channels with a dimension of (C)·(M)×(N)/(C) where (M), (C), and (N) are integers and (C) is greater than 1; and an inner shape of a cross-section of each of the plurality of fluid channels in a cross-sectional plane orthogonal to the direction of fluid flow within each of the fluid channels is constant from the fluid input end to and throughout the active region.",
    "2. The polymeric film of claim 1 wherein each of the plurality of fluid channels has an inner cross-section of a closed shape through the active region in a plane orthogonal to the direction of fluid flow within the fluid channel.",
    "3. A device comprising the polymeric film of claim 1 and further comprising a first fluid within the plurality of fluid channels and a flow source operatively coupled to the fluid channels to transfer the first fluid into the fluid channels or transfer the first fluid from the fluid channels.",
    "4. The device of claim 3 wherein the flow source transfers the first fluid through the fluid channels in the active region and the first fluid transfers heat to or from the active region.",
    "5. The device of claim 3 wherein the flow source transfers the first fluid out of the fluid channels in the active region and a second fluid into the fluid channels in the active region, and causes a first property and/or first level of light reflectivity, light scattering, light absorption, light transmission, or light emittance of the active region to transition to a second property or second level of light reflectivity, light scattering, light absorption, light transmission, or light emittance different from the first property and/or first level.",
    "6. The polymeric film of claim 1 wherein the integrally formed fluid channel geometry converter comprises extensions from the polymeric film comprising the plurality of fluid channels.",
    "7. A polymeric film comprising: one or more polymeric materials in one or more layers; a plurality of fluid channels defined by interior surfaces within the polymeric film, physically separated, and in a first geometric arrangement in an active region of the film; and a fluid input end of the polymeric film comprising a second geometric arrangement of the plurality of fluid channels different from the first geometric arrangement, wherein the first geometric arrangement of the fluid channels is converted to the second geometric arrangement of the fluid channels by an integrally formed fluid channel geometry converter; the first geometric arrangement comprises an array of the plurality of fluid channels with a dimension of (M)×(N) where (M) is the number of rows of fluid channels in a thickness direction of the polymeric film, (N) is the number of columns of fluid channels in a direction orthogonal to the thickness direction and orthogonal to a direction of fluid flow in the fluid channels, and the second geometric arrangement of fluid channels comprises an array of the plurality of fluid channels with a dimension of (C)·(M)×(N)/(C) where (M), (C), and (N) are integers and (C) is greater than 1; and the fluid channel geometry converter comprises segments of the polymeric film separated into strips along a side of the polymeric film, and the strips are folded and stacked at their ends to define the fluid input end.",
    "8. A device comprising the polymeric film of claim 7 and further comprising a fluid conveyor wherein the stacked strips of the polymeric film are inserted into the fluid conveyor, the fluid conveyor operatively configured to receive fluid transferred by a flow source and couple the fluid into the plurality of fluid channels.",
    "9. The polymeric film of claim 7 further comprising a fluid output end of the film comprising a third geometric arrangement of the plurality of fluid channels different from the first geometric arrangement.",
    "10. A polymeric film comprising: one or more layers; an active region of the polymeric film comprising a plurality of fluid channels defined by interior surfaces within the polymeric film, each of the plurality of fluid channels is separated spatially in a first geometric arrangement of a linear array in a first direction with an array dimension of 1×(N) in the active region of the polymeric film where the array dimension has 1 row of fluid channels in a thickness direction of the polymeric film and (N) fluid channels in the first direction orthogonal to the thickness direction and orthogonal to a direction of fluid flow through the fluid channels with (N) an integer greater than 1; and an input end of the polymeric film outside of the active region of the polymeric film, the input end of the polymeric film comprises a second geometric arrangement of the plurality of fluid channels with more than one row of fluid channels in the thickness direction of the polymeric film, wherein an inner shape of a cross-section of each of the plurality of fluid channels in a cross-sectional plane orthogonal to the direction of fluid flow within each of the fluid channels is constant from the fluid input end to and throughout the active region.",
    "11. A polymeric film comprising: one or more layers; an active region of the polymeric film comprising a plurality of fluid channels defined by interior surfaces within the polymeric film, each of the plurality of fluid channels is separated spatially in a first geometric arrangement of a linear array in a first direction with an array dimension of 1×(N) in the active region of the polymeric film where the array dimension has 1 row of fluid channels in a thickness direction of the polymeric film and (N) fluid channels in the first direction orthogonal to the thickness direction and orthogonal to a direction of fluid flow through the fluid channels with (N) an integer greater than 1; an input end of the polymeric film outside of the active region of the polymeric film, the input end of the polymeric film comprises a second geometric arrangement of the plurality of fluid channels with more than one row of fluid channels in the thickness direction of the polymeric film; and a plurality of segments of the polymeric film extending along a side of the polymeric film into a segmented region of the polymeric film, each segment of the plurality of segments: is physically separated from remaining segments of the plurality of segments in the first direction within the segmented region; comprises a grouping of the plurality of fluid channels; and comprises a segment end opposite the active region of the polymeric film, wherein each segment of the plurality of segments is folded and the segment ends of each of the plurality of segments are stacked to define the input end.",
    "12. The polymeric film of claim 1 further comprising a fluid output end comprising a third geometric arrangement of the plurality fluid channels different from the first geometric arrangement.",
    "13. The polymeric film of claim 10 wherein the second arrangement is an array of fluid channels with a dimension of (C) rows of fluid channels in the thickness direction of the polymeric film by (N)/(C) fluid channels in the first direction where (C) is an integer greater than 1.",
    "14. A method of forming a fluid input coupler for a fluid transfer system, the method comprising: forming a film comprising one or more layers of one or more polymeric materials with a plurality of fluid channels defined by interior surfaces within the film, separated, and arranged in a first geometric arrangement in an active region of the film, the first geometric arrangement comprises an array of fluid channels with a dimension of (M)×(N) where (M) is the number of rows of fluid channels in a thickness direction of the film, and (N) is the number of fluid channels in a direction orthogonal to the thickness direction and orthogonal to a direction of fluid flow in the fluid channels; separating segments of the film along a side of the film to form segments extending along the side of the film; and folding and stacking the segments such that ends of the segments define a fluid input end comprising the fluid channels arranged in a second geometric arrangement different from the first geometric arrangement, the second geometric arrangement of fluid channels comprises an array of the fluid channels with a dimension of (C)·(M)×(N)/(C), where (M), (C), and (N) are integers and (C) is greater than 1.",
    "15. The method of claim 14 wherein forming the film comprises microreplicating a surface relief structure on the one or more layers forms one or more of the interior surfaces defining the plurality of fluid channels.",
    "16. The method of claim 14 wherein forming the film comprises extruding the one or more polymeric materials or stretching a preform of the one or more polymeric materials comprising the fluid channels.",
    "17. The method of claim 14 wherein forming the film comprises joining hollow objects together or joining hollow objects to a layer of material.",
    "18. The polymeric film of claim 11 wherein one or more of the interior surfaces are continuous from the input end to the active region.",
    "19. The polymeric film of claim 11 wherein an inner shape of a cross-section of each of the plurality of fluid channels in a cross-sectional plane orthogonal to the direction of fluid flow within each of the fluid channels is constant from the fluid input end to the active region."
  ],
  "description_excerpt": "Many materials that change their optical properties are typically electrically complex, expensive and have poor long term reliability. Fluid transfer systems are needed that are simple, do not leak or having complex or unreliable coupling to fluid transfer components, or have a high flow resistance.\n\nThis invention generally relates to systems, devices, components and methods of their manufacture for transferring fluid from a first location to a second location. The system may comprise a film with film supporting members, such as without limitation, standoffs, or channels. In another embodiment, the system comprises a plurality of hollow fibers or tubes through which fluid flows. The fluid flow may, without limitation, transfer thermal energy or optically modifying materials. Examples include, without limitation, solar heat transfer films or fibers, color changing films or fibers, light transmission changing films or fibers, and optical property changing films or fibers. In one embodiment, a fluid transfer system comprises one or more fluid transfer components and one or more fluid input couplers or fluid output couplers. In a further embodiment, the fluid transfer system comprises one or more transfer fluids. In another embodiment, the fluid transfer system comprises a flow source for moving the fluid in the system. In one embodiment, the fluid transfer system delivers fluid to an active region, receives fluid from an active region, or passes a fluid through an active region.",
  "cpc": [
    "G05D 7/00",
    "B23P 11/00",
    "F28D 9/00",
    "F28F 21/065"
  ],
  "ipc": [
    "B23P 11/00",
    "G05D 7/00"
  ],
  "inventors": [
    "Zane Coleman"
  ],
  "filing_date": "2012-11-16",
  "publication_date": "2017-10-31",
  "grant_date": "2017-10-31",
  "priority_date": "2011-11-16",
  "application_number": "US-201213680010-A",
  "family_id": "60142681",
  "cited_by_count": 45,
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}