BE770997A - Appareil d'extrusion - Google Patents
Appareil d'extrusionInfo
- Publication number
- BE770997A BE770997A BE770997A BE770997A BE770997A BE 770997 A BE770997 A BE 770997A BE 770997 A BE770997 A BE 770997A BE 770997 A BE770997 A BE 770997A BE 770997 A BE770997 A BE 770997A
- Authority
- BE
- Belgium
- Prior art keywords
- extrusion apparatus
- extrusion
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0009—Making of catheters or other medical or surgical tubes
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
- B29C48/388—Plasticisers, homogenisers or feeders comprising two or more stages using a screw extruder and a ram or piston
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/475—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pistons, accumulators or press rams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/003—Tubular articles having irregular or rough surfaces
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Anesthesiology (AREA)
- Manufacturing & Machinery (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US6171570A | 1970-08-06 | 1970-08-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE770997A true BE770997A (fr) | 1971-12-16 |
Family
ID=22037637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE770997A BE770997A (fr) | 1970-08-06 | 1971-08-05 | Appareil d'extrusion |
Country Status (7)
Country | Link |
---|---|
US (1) | US3674404A (fr) |
BE (1) | BE770997A (fr) |
CA (1) | CA964418A (fr) |
DE (1) | DE2139321C3 (fr) |
FR (1) | FR2101991A5 (fr) |
GB (1) | GB1363914A (fr) |
SE (1) | SE391479B (fr) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4056344A (en) * | 1970-09-01 | 1977-11-01 | Lemelson Jerome H | Apparatus for producing composite extrusions |
GB1471115A (en) * | 1973-04-11 | 1977-04-21 | Gen Engineering Co | Extrusion of plastics materials |
US3983203A (en) * | 1973-11-16 | 1976-09-28 | Sherwood Medical Industries Inc. | Method of making a catheter with an integral Luer lock means |
US3914002A (en) * | 1974-04-17 | 1975-10-21 | Sherwood Medical Ind Inc | Conductive tubing and method of making same |
US4138457A (en) * | 1976-08-13 | 1979-02-06 | Sherwood Medical Industries Inc. | Method of making a plastic tube with plural lumens |
US4255107A (en) * | 1978-05-26 | 1981-03-10 | Advanced Drainage Systems, Inc. | Control apparatus for producing uniform thickness corrugated tubing |
US4333906A (en) * | 1979-03-12 | 1982-06-08 | Extracorporeal Medical Specialties, Inc. | Process for producing hollow fibers having a non-uniform wall thickness and a non-uniform cross-sectional area |
US4380520A (en) * | 1979-03-12 | 1983-04-19 | Extracorporeal Medical Specialties, Inc. | Process for producing hollow fibres having a uniform wall thickness and a non-uniform cross-sectional area |
US4364383A (en) * | 1980-08-25 | 1982-12-21 | Vcelka John L | I.V. Flashback indication |
DE3306533A1 (de) * | 1983-02-24 | 1984-08-30 | Bm-Elektronik Meletzky Kg, 1000 Berlin | Wanddickenprogrammiervorrichtung fuer eine blasformmaschine |
ATE81058T1 (de) * | 1986-07-12 | 1992-10-15 | Fly Fishing Techn Ltd | Verfahren und vorrichtung zur herstellung von angelschnueren. |
DE3708695A1 (de) * | 1987-03-18 | 1988-09-29 | Reinhard Michael | Granulator zum granulieren schmelzender und erweichender stoffe |
US4791914A (en) * | 1987-04-24 | 1988-12-20 | May Stephen C | Endotracheal device |
US4787894A (en) * | 1987-10-26 | 1988-11-29 | Turnbull Christopher J | Meconium aspiration device |
DE3737104A1 (de) * | 1987-11-02 | 1989-05-11 | Altenkirchener Kunststoff | Schlauchstueck aus elastischem, gut rueckstellbarem kunststoff und verfahren zu seiner herstellung |
DE3829234A1 (de) * | 1988-08-29 | 1990-03-08 | Nittel Gmbh & Co Kg | Verfahren und vorrichtung zur herstellung von schlauchfolien |
US5112546A (en) * | 1991-05-10 | 1992-05-12 | Comfort Gordon A | Method of controlling thickness of thermoplastic extruded profile |
EP0633120B1 (fr) * | 1993-06-29 | 1996-02-14 | GREGOR HOFBAUER GmbH | Procédé et appareil pour la production d'objects moulés par soufflage |
US5614136A (en) * | 1995-03-02 | 1997-03-25 | Scimed Life Systems, Inc. | Process to form dimensionally variable tubular members for use in catheter procedures |
JP2001073933A (ja) * | 1999-09-01 | 2001-03-21 | Bridgestone Corp | 容積型押出装置および粘性材料の押出方法 |
US6805730B2 (en) * | 2002-01-29 | 2004-10-19 | Amersham Biosciences Membrane Separations Corp. | Convoluted surface hollow fiber membranes |
-
1970
- 1970-08-06 US US61715A patent/US3674404A/en not_active Expired - Lifetime
-
1971
- 1971-07-20 CA CA118,677A patent/CA964418A/en not_active Expired
- 1971-07-22 GB GB3444671A patent/GB1363914A/en not_active Expired
- 1971-08-05 SE SE7110033A patent/SE391479B/xx unknown
- 1971-08-05 BE BE770997A patent/BE770997A/fr not_active IP Right Cessation
- 1971-08-05 FR FR7128748A patent/FR2101991A5/fr not_active Expired
- 1971-08-05 DE DE2139321A patent/DE2139321C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2139321B2 (de) | 1978-02-23 |
SE391479B (sv) | 1977-02-21 |
CA964418A (en) | 1975-03-18 |
GB1363914A (en) | 1974-08-21 |
FR2101991A5 (fr) | 1972-03-31 |
DE2139321C3 (de) | 1978-09-28 |
US3674404A (en) | 1972-07-04 |
DE2139321A1 (de) | 1972-02-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: SHERWOOD MEDICAL INDUSTRIES INC. Effective date: 19840805 |