JP5503553B2 - 直接金属レーザ焼結された流れ制御要素 - Google Patents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
- B22F5/106—Tube or ring forms
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/08—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/60—Treatment of workpieces or articles after build-up
- B22F10/64—Treatment of workpieces or articles after build-up by thermal means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/60—Treatment of workpieces or articles after build-up
- B22F10/66—Treatment of workpieces or articles after build-up by mechanical means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86718—Dividing into parallel flow paths with recombining
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
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Description
Claims (19)
- 流れ制御要素であって、
内部を貫通するボアが形成されると共に、内側周辺面及び外側周辺面を画定する要素本体を含み、且つ内側周辺面と外側周辺面との間に半径方向に延びる複数の蛇行状流路を備え、
前記流れ制御要素は、粉末材料のレーザ焼結層からなる一体構造として、円板の積み重ねに依らずに構成され、
前記流路の各々は、少なくとも2つの軸に沿って前記流れ制御要素内に延びており、且つ、
前記流路は、前記要素本体の高さに沿って変化する少なくとも2つの異なる通路パターンとして形成されることを特徴とする流れ制御要素。 - 前記流路の各々は、少なくとも3つの軸に沿って前記流れ制御要素内に延びていることを特徴とする請求項1に記載の流れ制御要素。
- 前記軸は、相互に直交して配向されることを特徴とする請求項1に記載の流れ制御要素。
- 前記流路の少なくとも1つは、前記軸の少なくとも1つに沿って、実質的に直角な複数の湾曲部を画定することを特徴とする請求項1に記載の流れ制御要素。
- 前記流路の少なくとも1つは、前記流路を通る流体の流れる方向に対して実質的に横断方向に配向される突起を含むことを特徴とする請求項1に記載の流れ制御要素。
- 前記ボアは、内部に少なくとも1つの環状ラビリンス溝が形成された内側周辺面を含むことを特徴とする請求項1に記載の流れ制御要素。
- 前記流れ制御要素は、上部、中間部、及び下部を含み、
前記流路は、前記中間部内に配置されることを特徴とする請求項1に記載の流れ制御要素。 - 前記流路の各々は、直角な形状及び丸形の形状の少なくとも一方に形成される断面を有することを特徴とする請求項1に記載の流れ制御要素。
- 前記流路の断面は、前記流路を通る流体の流れる方向に沿って概して拡大することを特徴とする請求項8に記載の流れ制御要素。
- 請求項1に記載の流れ制御要素を含む弁アセンブリであって、
内部に前記流れ制御要素が取り付けられた弁ハウジングを含み、前記弁ハウジングを通って流れる流体が前記流路を通過することを特徴とする弁アセンブリ。 - 前記要素本体のボア内部に摺動可能に配置される弁プラグを更に含み、前記弁プラグは、流体が通過する流路の量を調整するように構成されることを特徴とする請求項10に記載の弁アセンブリ。
- 流れ制御要素の製造方法であって、
(a)粉末金属材料の層を提供する工程と、
(b)前記粉末金属材料の層の一部分に、前記部分が固化するまでレーザエネルギを適用する工程と、
(c)前記流れ制御要素の高さに沿って変化する少なくとも2つの異なる通路パターンとして複数の流路が内部に形成された前記流れ制御要素が、粉末金属材料の焼結層からなる一体構造として形成されるまで、粉末金属材料の連続層と共に工程(a)及び(b)を繰り返す工程と
を含むことを特徴とする方法。 - 工程(b)は、前記流れ制御要素のコンピュータモデルに従い、前記粉末金属材料の一部分にレーザエネルギを選択的に適用する工程を含むことを特徴とする請求項12に記載の方法。
- 工程(c)は、前記流路の少なくとも1つが、3つの軸のうち少なくとも1つに沿って実質的に直角な複数の湾曲部を画定するように、前記流れ制御要素を形成する工程を含むことを特徴とする請求項12に記載の方法。
- 工程(c)は、前記流路の少なくとも1つが、前記流路を通る流体の流れる方向に対して実質的に横断方向に配向される突起を含むように、前記流れ制御要素を形成する工程を含むことを特徴とする請求項12に記載の方法。
- 工程(c)は、内部に少なくとも1つの環状ラビリンス溝が形成された内側周辺面を含むように、前記流れ制御要素を形成する工程を含むことを特徴とする請求項12に記載の方法。
- 工程(c)は、上部、内部に前記流路が配置される中間部、及び下部を含むように、前記流れ制御要素を形成する工程を含むことを特徴とする請求項12に記載の方法。
- 流れ制御要素であって、
複数の蛇行状流路を有する要素本体であって、前記複数の蛇行状流路のそれぞれは、前記要素本体内を、少なくとも2つの軸に沿って延び、前記複数の蛇行状流路はさらに前記要素本体の高さに沿って変化する少なくとも2つの異なる通路パターンとして形成されている要素本体を含み、
前記要素本体は、円板の積み重ねに依らずに連続的に適用された粉末材料の層から形成され、前記層は、レーザエネルギを適用することにより、前記要素本体を一体化させるように連続的に焼結されていることを特徴とする流れ制御要素。 - 前記流れ制御要素の流路は、相互に直交して配向された少なくとも3つの軸に沿って延びることを特徴とする請求項18に記載の弁ハウジング。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/018,088 US8826938B2 (en) | 2008-01-22 | 2008-01-22 | Direct metal laser sintered flow control element |
US12/018,088 | 2008-01-22 | ||
PCT/US2008/086884 WO2009094077A1 (en) | 2008-01-22 | 2008-12-15 | Direct metal laser sintered flow control element |
Publications (2)
Publication Number | Publication Date |
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JP2011514483A JP2011514483A (ja) | 2011-05-06 |
JP5503553B2 true JP5503553B2 (ja) | 2014-05-28 |
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JP2010543110A Active JP5503553B2 (ja) | 2008-01-22 | 2008-12-15 | 直接金属レーザ焼結された流れ制御要素 |
Country Status (9)
Country | Link |
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US (1) | US8826938B2 (ja) |
EP (1) | EP2245350B1 (ja) |
JP (1) | JP5503553B2 (ja) |
KR (1) | KR101513328B1 (ja) |
CN (1) | CN101910696B (ja) |
CA (1) | CA2709988C (ja) |
ES (1) | ES2442020T3 (ja) |
MX (1) | MX2010007648A (ja) |
WO (1) | WO2009094077A1 (ja) |
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CA2709988C (en) | 2015-11-10 |
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EP2245350A1 (en) | 2010-11-03 |
ES2442020T3 (es) | 2014-02-07 |
WO2009094077A1 (en) | 2009-07-30 |
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