FR2167333A1 - Extruded thermoplastic netting - using a die tool which slits tubular sheet draped with transverse strips - Google Patents
Extruded thermoplastic netting - using a die tool which slits tubular sheet draped with transverse stripsInfo
- Publication number
- FR2167333A1 FR2167333A1 FR7201069A FR7201069A FR2167333A1 FR 2167333 A1 FR2167333 A1 FR 2167333A1 FR 7201069 A FR7201069 A FR 7201069A FR 7201069 A FR7201069 A FR 7201069A FR 2167333 A1 FR2167333 A1 FR 2167333A1
- Authority
- FR
- France
- Prior art keywords
- slits
- transverse strips
- die tool
- extruded thermoplastic
- tubular sheet
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
- B26D3/001—Cutting tubes longitudinally
-
- 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
- B29C48/05—Filamentary, e.g. strands
-
- 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
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- 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
- B29C48/301—Extrusion nozzles or dies having reciprocating, oscillating or rotating parts
-
- 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
- B29C48/304—Extrusion nozzles or dies specially adapted for bringing together components, e.g. melts within the die
-
- 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
- B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
-
- 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
- B29L2028/00—Nets or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
Extrusion of crosslinked mesh or netting using a die which can extrude continuous tubular film and which also deposits transverse hoops or strips on to the extruded tubing, has knives for cutting the tubing into longitudinal strands, associated mandrel and haul off equipment for biaxially stretching the resulting mesh. The knives may slit the tubular layer before or after the deposn. of the transverse strips.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7201069A FR2167333A1 (en) | 1972-01-13 | 1972-01-13 | Extruded thermoplastic netting - using a die tool which slits tubular sheet draped with transverse strips |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7201069A FR2167333A1 (en) | 1972-01-13 | 1972-01-13 | Extruded thermoplastic netting - using a die tool which slits tubular sheet draped with transverse strips |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2167333A1 true FR2167333A1 (en) | 1973-08-24 |
FR2167333B3 FR2167333B3 (en) | 1974-12-20 |
Family
ID=9091835
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7201069A Granted FR2167333A1 (en) | 1972-01-13 | 1972-01-13 | Extruded thermoplastic netting - using a die tool which slits tubular sheet draped with transverse strips |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2167333A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0092305A2 (en) * | 1982-03-01 | 1983-10-26 | Belshaw Bros. Inc. | Apportioning and dispensing apparatus for dough and batter |
CN115401897A (en) * | 2022-11-01 | 2022-11-29 | 山东赢丰建材有限公司 | Drainage network processing die and processing technology |
-
1972
- 1972-01-13 FR FR7201069A patent/FR2167333A1/en active Granted
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0092305A2 (en) * | 1982-03-01 | 1983-10-26 | Belshaw Bros. Inc. | Apportioning and dispensing apparatus for dough and batter |
EP0092305A3 (en) * | 1982-03-01 | 1984-10-03 | Belshaw Bros. Inc. | Apportioning and dispensing apparatus for dough and batter |
CN115401897A (en) * | 2022-11-01 | 2022-11-29 | 山东赢丰建材有限公司 | Drainage network processing die and processing technology |
CN115401897B (en) * | 2022-11-01 | 2023-01-17 | 山东赢丰建材有限公司 | Drainage net processing mold and processing technology |
Also Published As
Publication number | Publication date |
---|---|
FR2167333B3 (en) | 1974-12-20 |
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