JPH09502249A - 特にマイクロフローチャネルを有する流体操作体用弁 - Google Patents
特にマイクロフローチャネルを有する流体操作体用弁Info
- Publication number
- JPH09502249A JPH09502249A JP7508630A JP50863095A JPH09502249A JP H09502249 A JPH09502249 A JP H09502249A JP 7508630 A JP7508630 A JP 7508630A JP 50863095 A JP50863095 A JP 50863095A JP H09502249 A JPH09502249 A JP H09502249A
- Authority
- JP
- Japan
- Prior art keywords
- valve
- membrane
- sealing surface
- valve seat
- seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000012530 fluid Substances 0.000 title claims abstract description 17
- 239000012528 membrane Substances 0.000 claims abstract description 88
- 238000007789 sealing Methods 0.000 claims abstract description 54
- 230000007704 transition Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 13
- 229920001971 elastomer Polymers 0.000 description 8
- 239000000806 elastomer Substances 0.000 description 8
- 238000000926 separation method Methods 0.000 description 6
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
- F15C3/00—Circuit elements having moving parts
- F15C3/04—Circuit elements having moving parts using diaphragms
-
- 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
- F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
- F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
- F16K7/126—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm the seat being formed on a rib perpendicular to the fluid line
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Driven Valves (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Magnetically Actuated Valves (AREA)
- Check Valves (AREA)
- Pipeline Systems (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.膜(7)が弁座(6)に密封して接触する閉位置と、弁座(6)及び膜(7 )間の空間(11)に通じるフローチャネルがある開位置との間で膜を流体圧力 で作動させるように配置されており、弁座の前方で開くダクト(8)上に取り付 けられた可撓性膜(7)と協働する密封面を有する弁座(6)を形成するランド 部分によって分離された二つの流体フローチャネル(5、5’)を有する弁体を 備える弁において、弁座(6)の前記密封面が、(i)膜の最も近くにありかつ 膜に面した第1の密封面(10)と、(ii)弁座の各流体チャネル面に設けら れた第2の密封面(12、12’)とを備えており、弁が閉じると、膜(7)が 第1の密封面(10)及び第2の密封面(12、12’)に当接して連続的に密 封し、逆に、弁が開くと、膜(7)が第2の密封面(12、12’)及び第1の 密封面(10)から連続的に分離されることを特徴とする弁。 2.第2の密封面(12、12’)が第1の密封面(10)よりも大きい膜接触 面積を有することを特徴とする請求の範囲第1項に記載の弁。 3.膜(7)が弾性を有していることを特徴とする請求の範囲第1項又は第2項 に記載の弁。 4.弁座(6)が弾性を有していることを特徴とする請求の範囲第1項又は第2 項又は第3項に記載の弁。 5.弁座(6)及び膜(7)の両方が弾性を有しており、弁座(6)の弾性が膜 (7)の弾性よりも小さいことを特徴とする請求の範囲第1項又は第2項に記載 の弁。 6.膜(7)を流体圧力で作動させるためのダクト(8)が圧縮空気の供給源に 接続されるように配置されることを特徴とする請求の範囲第1項から第5項のい ずれか一項に記載の弁。 7.各第2の密封面(12、12’)がフローチャネル方向に延びると共に第1 の密封面(10)から離間している段部(13、13’)を備えていることを特 徴とする請求の範囲第1項から第6項のいずれか一項に記載の弁。 8.弁座(6)が第1の密封面(10)から前記段部(13、13’)まで凹形 状に広がっていることを特徴とする請求の範囲第7項に記載の弁。 9.弁座(6)が前記段部(13、13’)から膜(7)と反対側のフローチャ ネルの壁に向かって凹形状(14、14’) に広がっていることを特徴とする請求の範囲第8項に記載の弁。 10.第1の密封面(10)と第2の密封面(12、12’)との間に急な移行 があることを特徴とする請求の範囲第1項から第9項のいずれか一項に記載の弁 。 11.第1の密封面(10)のフローチャネル(5、5’)を横切る形状が凹形 であることを特徴とする請求の範囲第1項から第10項のいずれか一項に記載の 弁。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9302865-2 | 1993-09-06 | ||
SE9302865A SE501713C2 (sv) | 1993-09-06 | 1993-09-06 | Ventil av membrantyp, speciellt för vätskehanteringsblock med mikroflödeskanaler |
PCT/SE1994/000824 WO1995007425A1 (en) | 1993-09-06 | 1994-09-06 | Valve, especially for fluid handling bodies with microflowchannels |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH09502249A true JPH09502249A (ja) | 1997-03-04 |
JP3420241B2 JP3420241B2 (ja) | 2003-06-23 |
Family
ID=20390985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50863095A Expired - Fee Related JP3420241B2 (ja) | 1993-09-06 | 1994-09-06 | 特にマイクロフローチャネルを有する流体操作体用弁 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5593130A (ja) |
EP (1) | EP0775277B1 (ja) |
JP (1) | JP3420241B2 (ja) |
AT (1) | ATE193759T1 (ja) |
DE (1) | DE69424883T2 (ja) |
SE (1) | SE501713C2 (ja) |
WO (1) | WO1995007425A1 (ja) |
Cited By (6)
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JP2006515232A (ja) * | 2002-07-26 | 2006-05-25 | アプレラ コーポレイション | 微小流体デバイスにおける変形可能な弁のための閉鎖ブレードおよび方法 |
JP2009001486A (ja) * | 2001-04-06 | 2009-01-08 | California Inst Of Technol | 物質の結晶化の高スループットスクリーニング |
JP2009051004A (ja) * | 2002-07-26 | 2009-03-12 | Applera Corp | 微小流体デバイス、方法、およびシステム |
JPWO2009119698A1 (ja) * | 2008-03-24 | 2011-07-28 | 日本電気株式会社 | マイクロチップの流路制御機構 |
US8012431B2 (en) | 2002-07-26 | 2011-09-06 | Applied Biosystems, Llc | Closing blade for deformable valve in a microfluidic device and method |
WO2016006615A1 (ja) * | 2014-07-07 | 2016-01-14 | 国立大学法人東京大学 | バルブ、流体デバイス、流体制御方法及びバルブの製造方法 |
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FR2345645A1 (fr) * | 1976-03-22 | 1977-10-21 | Demangel Vence | Perfectionnements apportes a une vanne a membrane autopilotee |
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SE462408B (sv) * | 1988-11-10 | 1990-06-18 | Pharmacia Ab | Optiskt biosensorsystem utnyttjande ytplasmonresonans foer detektering av en specific biomolekyl, saett att kalibrera sensoranordningen samt saett att korrigera foer baslinjedrift i systemet |
US5203368A (en) * | 1992-07-29 | 1993-04-20 | Protein Technologies Inc. | Matrix of valves |
US5496009A (en) * | 1994-10-07 | 1996-03-05 | Bayer Corporation | Valve |
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- 1993-09-06 SE SE9302865A patent/SE501713C2/sv not_active IP Right Cessation
-
1994
- 1994-09-06 JP JP50863095A patent/JP3420241B2/ja not_active Expired - Fee Related
- 1994-09-06 AT AT94926446T patent/ATE193759T1/de not_active IP Right Cessation
- 1994-09-06 WO PCT/SE1994/000824 patent/WO1995007425A1/en active IP Right Grant
- 1994-09-06 EP EP94926446A patent/EP0775277B1/en not_active Expired - Lifetime
- 1994-09-06 DE DE69424883T patent/DE69424883T2/de not_active Expired - Lifetime
- 1994-09-06 US US08/605,166 patent/US5593130A/en not_active Expired - Lifetime
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JP4565026B2 (ja) * | 2001-04-06 | 2010-10-20 | カリフォルニア インスティテュート オブ テクノロジー | エラストマーミクロ流体デバイスに圧力を適用するための構造物 |
JP2006515232A (ja) * | 2002-07-26 | 2006-05-25 | アプレラ コーポレイション | 微小流体デバイスにおける変形可能な弁のための閉鎖ブレードおよび方法 |
JP2009051004A (ja) * | 2002-07-26 | 2009-03-12 | Applera Corp | 微小流体デバイス、方法、およびシステム |
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JPWO2009119698A1 (ja) * | 2008-03-24 | 2011-07-28 | 日本電気株式会社 | マイクロチップの流路制御機構 |
US8623294B2 (en) | 2008-03-24 | 2014-01-07 | Nec Corporation | Flow passage control mechanism for microchip |
JP2014077806A (ja) * | 2008-03-24 | 2014-05-01 | Nec Corp | マイクロチップ |
US8741231B2 (en) | 2008-03-24 | 2014-06-03 | Nec Corporation | Flow passage control mechanism for microchip |
JP2016048266A (ja) * | 2008-03-24 | 2016-04-07 | 日本電気株式会社 | マイクロチップ |
WO2016006615A1 (ja) * | 2014-07-07 | 2016-01-14 | 国立大学法人東京大学 | バルブ、流体デバイス、流体制御方法及びバルブの製造方法 |
Also Published As
Publication number | Publication date |
---|---|
SE9302865D0 (sv) | 1993-09-06 |
EP0775277B1 (en) | 2000-06-07 |
EP0775277A1 (en) | 1997-05-28 |
ATE193759T1 (de) | 2000-06-15 |
SE9302865L (sv) | 1995-03-07 |
US5593130A (en) | 1997-01-14 |
JP3420241B2 (ja) | 2003-06-23 |
DE69424883D1 (de) | 2000-07-13 |
DE69424883T2 (de) | 2000-10-05 |
SE501713C2 (sv) | 1995-05-02 |
WO1995007425A1 (en) | 1995-03-16 |
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