JP6498125B2 - 流体回路および関連する製造方法 - Google Patents
流体回路および関連する製造方法 Download PDFInfo
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- JP6498125B2 JP6498125B2 JP2015549828A JP2015549828A JP6498125B2 JP 6498125 B2 JP6498125 B2 JP 6498125B2 JP 2015549828 A JP2015549828 A JP 2015549828A JP 2015549828 A JP2015549828 A JP 2015549828A JP 6498125 B2 JP6498125 B2 JP 6498125B2
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- diaphragm
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- valve
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Description
(マイクロポンプ)
(マイクロ弁)
(流体カートリッジ/流体回路)
(装飾法プロセスの説明)
本発明は、以下の項目を提供する。
(項目1)
4つのスタック型本体層、すなわち、本体層1、本体層2、本体層3、および本体層4で形成される本体を備える、流体デバイスであって、前記本体は、流体を移動させるための油圧マイクロ回路を封入し、前記流体デバイスは、前記油圧マイクロ回路内の前記流体の移動が、それに動作可能に連結された空気圧マイクロ回路の少なくとも1つのダイヤフラム部材によって動力供給および制御されるように構成される、流体デバイス。
(項目2)
前記スタックの前記油圧マイクロ回路は、前記スタックの前記第2の本体層内に形成され、前記スタックの前記空気圧マイクロ回路は、その前記第3の層内に形成される、項目1に記載の流体デバイス。
(項目3)
前記少なくとも1つのダイヤフラム部材は、前記第2の本体層と前記第3の本体層との間で密閉されて挟持される、項目1または2に記載の流体デバイス。
(項目4)
前記第1の本体層および前記第4の本体層は、キャッピング層である、項目1〜3のいずれか1項に記載の流体デバイス。
(項目5)
前記第2の層および前記第3の層は、成形部材である、項目1〜4のいずれか1項に記載の流体デバイス。
(項目6)
前記第2の層および前記第3の層は、積層部材である、項目1〜4のいずれか1項に記載の流体デバイス。
(項目7)
前記少なくとも1つのダイヤフラム部材は、縁結合装飾法によって形成される、項目1〜6のいずれか1項に記載の流体デバイス。
(項目8)
複数のダイヤフラム部材が、前記第2の本体層と前記第3の本体層との間で密閉されて挟持される、項目1〜7のいずれか1項に記載の流体デバイス。
(項目9)
前記複数のダイヤフラム部材は、複数の薄膜材料を備え、前記複数の薄膜材料は、異種である、項目8に記載の流体デバイス。
(項目10)
前記複数のダイヤフラム部材は、
a)エラストマー薄膜、
b)不可逆的に伸張可能な薄膜、
c)通気性薄膜、
d)エラストマー通気性薄膜、
e)不可逆的に伸張可能な通気性薄膜、
f)親水性薄膜、
g)疎水性薄膜、
h)感破裂性薄膜、および
i)耐破裂性薄膜
から選択される、少なくとも2つの薄膜の種類を備える、項目8に記載の流体デバイス。
(項目11)
流体を移動させるための油圧マイクロ回路を封入する本体を備える、流体デバイスであって、前記流体デバイスは、前記油圧マイクロ回路内の前記流体の移動が、それに動作可能に連結された空気圧マイクロ回路のダイヤフラム部材によって動力供給および制御され、前記ダイヤフラム部材が縁結合装飾法のプロセスによって形成されるように、構成される、流体デバイス。
(項目12)
前記縁結合プロセスは、定位置で前記ダイヤフラムを切削溶接するための少なくとも1つのレーザを採用する、項目11に記載の流体デバイス。
(項目13)
前記少なくとも1つのレーザは、2マイクロメートル〜12マイクロメートルの周波数で動作する、項目12に記載の流体デバイス。
(項目14)
前記少なくとも1つのレーザは、CO 2 レーザである、項目12に記載の流体デバイス。
(項目15)
前記少なくとも1つのレーザは、約2umで出力を有する、ツリウム・ホルミウム(Ho)ファイバレーザである、項目11に記載の流体デバイス。
(項目16)
前記レーザは、X−Y−Zテーブル上に搭載され、第1の成形本体部品に適用された薄膜ロールストックからダイヤフラムを切削溶接するために構成される、項目11に記載の流体デバイス。
(項目17)
流体を移動させるための油圧マイクロ回路を封入する本体を備える、流体デバイスであって、前記油圧マイクロ回路内の前記流体の移動は、それに動作可能に連結された空気圧マイクロ回路のダイヤフラム部材によって動力供給および制御され、前記ダイヤフラム部材は、縁結合装飾法のプロセスによって形成される、流体デバイス。
(項目18)
前記縁結合プロセスは、少なくとも、定位置で前記ダイヤフラム部材を結合および切断するための機械デバイスを採用する、項目17に記載の流体デバイス。
(項目19)
前記結合プロセスは、超音波溶接、熱溶接、溶剤溶接、または接着から選択される、項目17に記載の流体デバイス。
(項目20)
縁結合装飾法によって流体カートリッジの本体の内側で機能的ユニットとして組み立てられる各種ダイヤフラムを印刷するための方法であって、
A)その上に配置された流体空洞特徴が流体回路を画定する、流体面とともに第1の成形プレートを形成するステップと、
B)その上に配置された空気圧空洞特徴が空気圧回路を画定する、空気圧面とともに第2の成形プレートを形成するステップであって、前記空気圧回路の前記特徴は、前記流体回路の前記特徴と界面接触し、それらを操作するように設計される、ステップと、
C)前記空気圧面を第1のフィルム材料のシートと接触させ、そこから第1のダイヤフラム部材を鋲留めして切断するステップであって、前記第1のダイヤフラム部材は、第1の空気圧空洞を覆い、その周囲にエプロンを形成するように切断される、ステップと、
D)前記空気圧面を第2のフィルム材料のシートと接触させ、そこから第2のダイヤフラム部材を鋲留めして切断するステップであって、前記第2のダイヤフラム部材は、第2の空気圧空洞を覆い、その周囲にエプロンを形成するように切断される、ステップと、
E)前記第1の成形プレートの前記流体面を前記第2の成形プレートの前記空気圧面に結合および融合し、それによって、前記流体カートリッジの前記本体の内側で前記第1および第2のダイヤフラム部材を密閉するステップであって、前記ダイヤフラム部材の各エプロンは、対向流体空洞から下層の空気圧空洞を分離するよう、前記流体面と前記空気圧面との間で密閉されて挿入する、ステップと、
を含み、前記第1のシートおよび前記第2のシートは、異種薄膜材料から成る、
方法。
(項目21)
第1のシートおよび前記第2のシートは、
a)エラストマー薄膜、
b)不可逆的に伸張可能な薄膜、
c)通気性薄膜、
d)エラストマー通気性薄膜、
e)不可逆的に伸張可能な通気性薄膜、
f)親水性薄膜、
g)疎水性薄膜、
h)感破裂性薄膜、および
i)耐破裂性薄膜
から選択される、異種材料である、項目20に記載の方法。
(項目22)
組立ステップa−fの後に不可逆的に伸張可能なダイヤフラム部材を過剰伸張させるステップをさらに含み、前記過剰伸張させるステップは、前記ダイヤフラムを原位置で折り畳み式ブリスター形状に伸張させるために十分な力を印加するステップを含む、項目21に記載の方法。
(項目23)
前記機能的ユニットは、空気油圧弁、ポンプ、通気孔、キュベット、試薬貯蔵チャンバ、および廃棄物チャンバを備える、項目21に記載の方法。
(項目24)
各機能的ユニットは、自動プロセスで各種シートまたはロール原料から切断されるダイヤフラム部材を備える、項目23に記載の方法。
(項目25)
キャッピングフィルム層を前記第2の成形プレート上の前記空気圧面の反対側の外面に結合または融合するステップをさらに含み、前記外面は、前記空気圧回路と空気圧連通している、少なくとも1つのチャネル、チャンバ、通気孔、ビア、または入口を備える、項目20〜24のいずれか1項に記載の方法。
(項目26)
キャッピングフィルム層を前記第1の成形プレート上の前記流体面の反対側の外面に結合または融合するステップをさらに含み、前記外面は、前記流体回路と流体連通している、少なくとも1つのチャネル、チャンバ、通気孔、ビア、または入口を備える、項目20〜25のいずれか1項に記載の方法。
(項目27)
流体回路のためのマイクロポンプであって、
A)その中にポンプ空洞を有する、プラスチック本体であって、前記ポンプ空洞は、その間に前記ポンプ空洞を封入する、第1の表面および第2の表面によって画定され、前記第2の表面は、前記空洞を境界する穴縁で前記第1の表面に並置する、プラスチック本体と、
B)その周囲で周辺的に画定されたエプロンを伴うダイヤフラム部材であって、前記エプロンは、前記第2の表面から前記第1の表面を分離するよう、前記穴縁の下で前記本体に密閉されて挿入される、ダイヤフラム部材と、
C)前記第1の表面を通して前記空洞に進入する、第1の流体チャネルと、
D)前記第2の表面を通して前記空洞に進入する、第1の空気圧チャネルと、
を備え、
前記ダイヤフラム部材は、それに印加された空気圧によって、前記第2の表面に対して可逆的に偏向され、かつそこから後退させられ、それによって、前記第1のチャネルを通して流体を送出するための「吸引ストローク」および「変位ストローク」を有することが可能であり、
a)前記ダイヤフラム部材は、力が折り畳み式ブリスターとしてフィルムを永久的に変形させるように降伏強度を有する、フィルムであり、
b)前記ダイヤフラム部材は、ポリエチレンの層の間に配置された塩化ビニリデンポリマー層を有する、フィルムであり、
c)前記ダイヤフラム部材は、ポリエチレンの層の間に配置されたポリエチレンテレフタレート/塩化ビニリデンサンドイッチを備える、フィルムであり、
d)前記ダイヤフラム部材は、エラストマーであり、
e)前記ダイヤフラム部材は、ポリエチレンテレフタレートを含み、
f)前記ダイヤフラム部材は、湿潤させられたときでさえも空気圧に応答してガスが双方向性に伝送されるように、通気性ポリマーフィルムを含み、
g)前記ダイヤフラム部材は、疎水性、微孔性、ガス透過性のポリウレタンを含む、フィルムであり、
h)前記ダイヤフラム部材は、湿潤が細孔を実質的に閉鎖するように、前記細孔を有する、実質的に親水性の通気性プラスチックフィルムを備え、または
i)前記ダイヤフラム部材は、実質的に親水性、微孔性、ガス透過性のポリウレタンエラストマーである、マイクロポンプ。
(項目28)
前記プラスチック本体は、成形または積層のプロセスによってそれぞれ形成される、少なくとも2つの本体層を備え、前記ダイヤフラム部材の前記エプロンは、その第1の本体層と第2の本体層との間で密閉されて挟持される、項目27に記載のマイクロポンプ。
(項目29)
エプロンを伴う前記ダイヤフラムは、フィルムのシートまたはロールから形成され、レーザ切断のプロセスによって前記第1の基板層に密閉または鋲留めされる、項目27〜28のいずれか1項に記載のマイクロポンプ。
(項目30)
空気圧制御チャネルが、前記第2の表面内のポートを通して前記空洞に流体的に接続される、項目27〜29のいずれか1項に記載のマイクロポンプ。
(項目31)
前記空気圧制御チャネルは、負および正の空気圧パルスを前記空洞に供給し、それによって、前記ダイヤフラムのポンプストロークを制御することを可能にさせられる、項目27〜30のいずれか1項に記載のマイクロポンプ。
(項目32)
通気孔が、前記第2の表面内のポートを通して前記空洞に流体的に接続される、項目27〜31のいずれか1項に記載のマイクロポンプ。
(項目33)
流体回路のためのマイクロ弁であって、
A)油圧副次空洞および空気圧副次空洞の組み合わせによってその中に形成された弁空洞を有する、プラスチック本体であって、前記油圧副次空洞は、前記空洞の第1の内面を画定し、前記空気圧副次空洞は、前記空洞の第2の内面を画定する、プラスチック本体と、
B)その周囲で周辺的に画定されたエプロンを伴うダイヤフラム部材であって、前記エプロンは、前記第2の表面から前記第1の表面を分離するよう、前記穴縁の下で前記本体に密閉されて挿入される、ダイヤフラム部材と、
C)前記第1の表面内の第1のポートを通して前記弁空洞に進入する、第1の流体チャネル、および前記第1の表面内の第2のポートを通して前記弁空洞に進入する、第2の流体チャネルであって、前記マイクロ弁を通して液体を運搬するための流体チャネルと、
D)前記第1のポートと前記第2のポートとの間の前記第1の表面上で画定される、弁台と、
を備え、
前記ダイヤフラム部材は、前記空気圧副次空洞に印加された動作圧力によって、前記弁台と可逆的に接触させられ、それによって、前記油圧空洞内の圧力より大きい前記空気圧副次空洞内の圧力によって画定される「オフ」位置、および前記油圧空洞内の圧力より小さい前記空気圧副次空洞の圧力によって画定される「開放」位置を画定することが可能であり、
a)前記ダイヤフラム部材は、力が折り畳み式ブリスターとしてフィルムを永久的に変形させるように降伏強度を有する、フィルムであり、
b)前記ダイヤフラム部材は、ポリエチレンの層の間に配置された塩化ビニリデンポリマー層を有する、フィルムであり、
c)前記ダイヤフラム部材は、ポリエチレンの層の間に配置されるポリエチレンテレフタレート/塩化ビニリデンサンドイッチを備える、フィルムであり、
d)前記ダイヤフラム部材は、エラストマーであり、
e)前記ダイヤフラム部材は、ポリエチレンテレフタレートを含み、
f)前記ダイヤフラム部材は、湿潤させられたときでさえも空気圧に応答してガスが双方向性に伝送されるように、通気性ポリマーフィルムを含み、
g)前記ダイヤフラム部材は、疎水性、微孔性、ガス透過性のポリウレタンを含む、フィルムであり、
h)前記ダイヤフラム部材は、湿潤が細孔を実質的に閉鎖するように、前記細孔を有する実質的に親水性の通気性プラスチックフィルムを備え、または
i)前記ダイヤフラム部材は、実質的に親水性、微孔性、ガス透過性のポリウレタンエラストマーである、マイクロ弁。
(項目34)
前記プラスチック本体は、成形または積層のプロセスによってそれぞれ形成される、少なくとも2つの本体層を備え、前記ダイヤフラム部材の前記エプロンは、その第1の本体層と第2の本体層との間で密閉されて挟持される、項目33に記載のマイクロ弁。
(項目35)
エプロンを伴う前記ダイヤフラムは、フィルムのシートまたはロールから形成され、レーザ切断のプロセスによって前記第1の基板層に密閉または鋲留めされる、項目33〜34のいずれか1項に記載のマイクロ弁。
(項目36)
空気圧制御チャネルが、前記第2の表面内のポートを通して前記空洞に流体的に接続される、項目33〜35のいずれか1項に記載のマイクロ弁。
(項目37)
前記空気圧制御チャネルは、負および正の空気圧パルスを前記空洞に供給し、それによって、前記ダイヤフラムのポンプストロークを制御することを可能にさせられる、項目33〜36のいずれか1項に記載のマイクロ弁。
(項目38)
通気孔が、前記第2の表面内のポートを通して前記空洞に流体的に接続される、項目33〜37のいずれか1項に記載のマイクロ弁。
(項目39)
前記弁は、前記空気圧空洞が大気圧にあるときに流体静力学的に駆動された流体流に対する抵抗を伴わずに開放している、項目33〜38のいずれか1項に記載のマイクロ弁。
(項目40)
前記弁は、前記空気圧空洞が前記油圧チャンバ内の静水圧より大きい動作圧力で加圧されるときに、流体静力学的に駆動された流体流の封鎖を伴って閉鎖される、項目33〜39のいずれか1項に記載のマイクロ弁。
(項目41)
前記マイクロ弁ダイヤフラムは、低密度ポリエチレン/エチレン酢酸ビニル/ポリ塩化ビニリデン/エチレン酢酸ビニルおよび低密度ポリエチレン共同積層フィルムで形成される、項目33〜40のいずれか1項に記載のマイクロ弁。
(項目42)
前記マイクロ弁ダイヤフラムは、ポリ塩化ビニリデンフィルムまたはその複合材料で形成される、項目33〜40のいずれか1項に記載のマイクロ弁。
(項目43)
前記マイクロ弁ダイヤフラムは、低密度ポリエチレンフィルムまたはその複合材料で形成される、項目33〜40のいずれか1項に記載のマイクロ弁。
(項目44)
前記マイクロ弁ダイヤフラムは、エチレン酢酸ビニルフィルムまたはその複合材料で形成される、項目33〜40のいずれか1項に記載のマイクロ弁。
(項目45)
前記マイクロ弁ダイヤフラムは、ポリオレフィンフィルムまたはその複合材料で形成される、項目33〜40のいずれか1項に記載のマイクロ弁。
(項目46)
前記マイクロ弁ダイヤフラムは、ポリエチレンテレフタレートフィルムまたはその複合材料で形成される、項目33〜40のいずれか1項に記載のマイクロ弁。
(項目47)
前記薄膜ウェブは、前記空洞内の前記力によって永久的に過剰伸張させられ、それによって、折り畳み式ブリスターを形成する、項目33〜46のいずれか1項に記載のマイクロ弁。
(項目48)
前記ブリスターは、前記空気圧副次空洞が減圧されるときに非弾性的に折り畳む、項目47に記載のマイクロ弁。
(定義:)
(参照による組み込み)
Claims (6)
- 4つのスタック型本体層、すなわち、第1の本体層、第2の本体層、第3の本体層、および第4の本体層で形成される本体を備える、流体デバイスであって、前記本体は、流体を移動させるための油圧マイクロ回路を封入し、
複数のダイヤフラム部材が、前記第2の本体層と前記第3の本体層との間で密閉されて挟持されており、
前記複数のダイヤフラム部材は、複数の薄膜材料を備え、
前記複数の薄膜材料は、不可逆的に伸張可能な薄膜およびエラストマー通気性薄膜を含む異種材料であり、
前記流体デバイスは、前記油圧マイクロ回路内の前記流体の移動が、それに動作可能に連結された空気圧マイクロ回路の少なくとも1つのダイヤフラム部材によって駆動および制御されるように構成される、流体デバイス。 - 前記スタックの前記油圧マイクロ回路は、前記スタックの前記第2の本体層内に形成され、前記スタックの前記空気圧マイクロ回路は、その前記第3の本体層内に形成される、請求項1に記載の流体デバイス。
- 前記第1の本体層および前記第4の本体層は、キャッピング層である、請求項1〜2のいずれか1項に記載の流体デバイス。
- 前記第2の本体層および前記第3の本体層は、成形部材である、請求項1〜3のいずれか1項に記載の流体デバイス。
- 前記第2の本体層および前記第3の本体層は、積層部材である、請求項1〜3のいずれか1項に記載の流体デバイス。
- 前記少なくとも1つのダイヤフラム部材は、縁結合装飾法によって形成される、請求項1〜5のいずれか1項に記載の流体デバイス。
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