CA1280863C - Method and apparatus for injection-molding a micro-pipette - Google Patents
Method and apparatus for injection-molding a micro-pipetteInfo
- Publication number
- CA1280863C CA1280863C CA000551825A CA551825A CA1280863C CA 1280863 C CA1280863 C CA 1280863C CA 000551825 A CA000551825 A CA 000551825A CA 551825 A CA551825 A CA 551825A CA 1280863 C CA1280863 C CA 1280863C
- Authority
- CA
- Canada
- Prior art keywords
- cavity
- pipette
- molding material
- tapered
- molten
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000001746 injection moulding Methods 0.000 title claims abstract description 10
- 239000012778 molding material Substances 0.000 claims abstract description 42
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 238000002347 injection Methods 0.000 abstract description 12
- 239000007924 injection Substances 0.000 abstract description 12
- 239000000463 material Substances 0.000 description 10
- 238000000465 moulding Methods 0.000 description 9
- 239000004033 plastic Substances 0.000 description 8
- 239000007788 liquid Substances 0.000 description 7
- 230000007547 defect Effects 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/77—Measuring, controlling or regulating of velocity or pressure of moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/02—Burettes; Pipettes
- B01L3/0241—Drop counters; Drop formers
- B01L3/0272—Dropper bottles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/16—Making multilayered or multicoloured articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/261—Moulds having tubular mould cavities
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2400/00—Moving or stopping fluids
- B01L2400/04—Moving fluids with specific forces or mechanical means
- B01L2400/0475—Moving fluids with specific forces or mechanical means specific mechanical means and fluid pressure
- B01L2400/0481—Moving fluids with specific forces or mechanical means specific mechanical means and fluid pressure squeezing of channels or chambers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Devices For Use In Laboratory Experiments (AREA)
- Dental Preparations (AREA)
- Catching Or Destruction (AREA)
- Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
- Sampling And Sample Adjustment (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Materials For Medical Uses (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Control Of El Displays (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61283009A JPS63135225A (ja) | 1986-11-27 | 1986-11-27 | 液体マイクロ定量インジエクシヨン成形製ピペツトの製造方法 |
| JP61-283009 | 1986-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1280863C true CA1280863C (en) | 1991-03-05 |
Family
ID=17660044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000551825A Expired - Fee Related CA1280863C (en) | 1986-11-27 | 1987-11-13 | Method and apparatus for injection-molding a micro-pipette |
Country Status (13)
| Country | Link |
|---|---|
| EP (1) | EP0269345B1 (en]) |
| JP (1) | JPS63135225A (en]) |
| KR (1) | KR900007329B1 (en]) |
| AT (1) | ATE80086T1 (en]) |
| AU (1) | AU580477B2 (en]) |
| CA (1) | CA1280863C (en]) |
| DE (1) | DE3781520T2 (en]) |
| DK (1) | DK620287A (en]) |
| ES (1) | ES2035083T3 (en]) |
| FI (1) | FI875175A7 (en]) |
| NO (1) | NO874931L (en]) |
| NZ (1) | NZ222707A (en]) |
| PT (1) | PT86221B (en]) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7709268B1 (en) * | 1999-08-17 | 2010-05-04 | Ttp Labtech Limited | Sampling/dispensing device with plunger and housing set onto plunger |
| DE10156767A1 (de) * | 2001-11-19 | 2003-05-28 | Rkt Rodinger Kunststoff Techni | Verfahren zum Herstellen von Mikro-Fluidikkomponenten, Mikro-Fluidikkomponenten und Werkzeug zum Herstellen von Mikro-Fluidikkomponenten |
| CH708024B8 (de) | 2005-12-20 | 2015-01-15 | Tpp Techno Plastic Products Ag | Verfahren zur Herstellung einer Pipette. |
| US11583847B2 (en) | 2017-11-30 | 2023-02-21 | Corning Incorporated | Pipette with encapsulated or integral filter, and method and apparatus for forming same |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2110156A1 (en) * | 1971-03-03 | 1972-09-21 | Star Kugelhalter Gmbh Dt | Injection moulding - two different plastics in sequence where first is harder and accepts moulded lip |
| US4184836A (en) * | 1978-01-27 | 1980-01-22 | Husky Injection Molding Systems Ltd. | Multiple mold for producing elongate tubular articles |
| JPS5924665B2 (ja) * | 1980-01-11 | 1984-06-11 | 持田製薬株式会社 | 液体マイクロ定量インジェクション成型製ピペット |
| US4647419A (en) * | 1985-10-10 | 1987-03-03 | Eastman Kodak Company | Method and apparatus for producing a flash free pipette |
-
1986
- 1986-11-27 JP JP61283009A patent/JPS63135225A/ja active Granted
-
1987
- 1987-10-20 AU AU79964/87A patent/AU580477B2/en not_active Ceased
- 1987-11-13 CA CA000551825A patent/CA1280863C/en not_active Expired - Fee Related
- 1987-11-16 ES ES198787310114T patent/ES2035083T3/es not_active Expired - Lifetime
- 1987-11-16 EP EP87310114A patent/EP0269345B1/en not_active Expired - Lifetime
- 1987-11-16 DE DE8787310114T patent/DE3781520T2/de not_active Expired - Fee Related
- 1987-11-16 AT AT87310114T patent/ATE80086T1/de active
- 1987-11-24 FI FI875175A patent/FI875175A7/fi not_active Application Discontinuation
- 1987-11-25 KR KR1019870013299A patent/KR900007329B1/ko not_active Expired
- 1987-11-26 PT PT86221A patent/PT86221B/pt not_active IP Right Cessation
- 1987-11-26 DK DK620287A patent/DK620287A/da not_active Application Discontinuation
- 1987-11-26 NO NO874931A patent/NO874931L/no unknown
- 1987-11-26 NZ NZ222707A patent/NZ222707A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0269345A3 (en) | 1989-10-18 |
| AU7996487A (en) | 1988-06-02 |
| KR900007329B1 (ko) | 1990-10-08 |
| ES2035083T3 (es) | 1993-04-16 |
| NO874931L (no) | 1988-05-30 |
| FI875175A7 (fi) | 1988-05-28 |
| PT86221B (pt) | 1993-08-31 |
| DE3781520D1 (de) | 1992-10-08 |
| EP0269345A2 (en) | 1988-06-01 |
| DK620287D0 (da) | 1987-11-26 |
| ATE80086T1 (de) | 1992-09-15 |
| NZ222707A (en) | 1989-03-29 |
| JPH0375016B2 (en]) | 1991-11-28 |
| DE3781520T2 (de) | 1993-02-04 |
| PT86221A (pt) | 1988-12-15 |
| JPS63135225A (ja) | 1988-06-07 |
| KR880006027A (ko) | 1988-07-21 |
| FI875175A0 (fi) | 1987-11-24 |
| EP0269345B1 (en) | 1992-09-02 |
| NO874931D0 (no) | 1987-11-26 |
| DK620287A (da) | 1988-05-28 |
| AU580477B2 (en) | 1989-01-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |