GB2151972B - Process for producing nets of plastic material and apparatus for carrying out said process - Google Patents

Process for producing nets of plastic material and apparatus for carrying out said process

Info

Publication number
GB2151972B
GB2151972B GB08414844A GB8414844A GB2151972B GB 2151972 B GB2151972 B GB 2151972B GB 08414844 A GB08414844 A GB 08414844A GB 8414844 A GB8414844 A GB 8414844A GB 2151972 B GB2151972 B GB 2151972B
Authority
GB
United Kingdom
Prior art keywords
carrying
plastic material
nets
producing
producing nets
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
Application number
GB08414844A
Other versions
GB8414844D0 (en
GB2151972A (en
Inventor
Mario Beretta
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RDB Plastotecnica SpA
Original Assignee
RDB Plastotecnica SpA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by RDB Plastotecnica SpA filed Critical RDB Plastotecnica SpA
Publication of GB8414844D0 publication Critical patent/GB8414844D0/en
Publication of GB2151972A publication Critical patent/GB2151972A/en
Application granted granted Critical
Publication of GB2151972B publication Critical patent/GB2151972B/en
Expired legal-status Critical Current

Links

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
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/865—Heating
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/0027—Cutting off
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/0063—Cutting 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
    • B29C48/09—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
    • 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)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
GB08414844A 1983-12-23 1984-06-11 Process for producing nets of plastic material and apparatus for carrying out said process Expired GB2151972B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24353/83A IT1203718B (en) 1983-12-23 1983-12-23 PLASTIC NETWORKS AND EQUIPMENT FOR THE IMPLEMENTATION OF THE PROCEDURE

Publications (3)

Publication Number Publication Date
GB8414844D0 GB8414844D0 (en) 1984-07-18
GB2151972A GB2151972A (en) 1985-07-31
GB2151972B true GB2151972B (en) 1988-05-25

Family

ID=11213224

Family Applications (2)

Application Number Title Priority Date Filing Date
GB08414844A Expired GB2151972B (en) 1983-12-23 1984-06-11 Process for producing nets of plastic material and apparatus for carrying out said process
GB08710144A Withdrawn GB2188273A (en) 1983-12-23 1987-04-29 A plastic net extension die, with heating means

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB08710144A Withdrawn GB2188273A (en) 1983-12-23 1987-04-29 A plastic net extension die, with heating means

Country Status (5)

Country Link
JP (1) JPS60159030A (en)
CA (1) CA1239267A (en)
FR (1) FR2557015B1 (en)
GB (2) GB2151972B (en)
IT (1) IT1203718B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5128076A (en) * 1991-03-21 1992-07-07 Minnesota Mining And Manufacturing Company Apparatus and method for producing an elongate strip of material
KR100825271B1 (en) 2006-10-09 2008-04-25 이석훈 Cutting device of plastic film of cylinder type
CN102825623B (en) * 2012-09-05 2014-06-25 晋城凤凰实业有限责任公司 Fully-automatic net cutting machine for two-way stretching plastic side protection net

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE641951A (en) * 1900-01-01
US2919467A (en) * 1955-11-09 1960-01-05 Plastic Textile Access Ltd Production of net-like structures
GB836555A (en) * 1955-11-09 1960-06-01 Plastic Textile Access Ltd Improvements relating to the production of net or netlike fabrics by extrusion methods
GB836556A (en) * 1956-10-26 1960-06-01 Plastic Textile Access Ltd Improvements relating to the production of fabrics
GB925657A (en) * 1958-09-18 1963-05-08 Plastic Textile Access Ltd Improvements in and relating to ribbed plastic material
GB960543A (en) * 1961-10-17 1964-06-10 Ici Australia Ltd Improved method and apparatus for extruding thermoplastic material
US3089804A (en) * 1961-10-31 1963-05-14 Union Carbide Corp Process and apparatus for producing plastic net
GB1058445A (en) * 1962-11-06 1967-02-08 Plastic Textile Access Ltd Improvements in and relating to the production of extruded plastic net
US3422493A (en) * 1966-08-26 1969-01-21 Nrm Corp Rotary induction heated extrusion die
GB1250478A (en) * 1968-02-23 1971-10-20
GB1288256A (en) * 1969-04-09 1972-09-06
GB1290437A (en) * 1970-04-10 1972-09-27
US3674898A (en) * 1971-02-24 1972-07-04 Conwed Corp Method for bias cutting a tubular net
BE792273A (en) * 1971-12-07 1973-03-30 Netlon Ltd IMPROVEMENTS IN THE PRODUCTION OF EXTRUDED PLASTIC NETS
US3932103A (en) * 1974-01-31 1976-01-13 Reynolds Metals Company Die for extruding plastic film
GB1559804A (en) * 1976-11-17 1980-01-30 Courtaulds Ltd Extruding plastics material
US4112034A (en) * 1977-05-05 1978-09-05 General Electric Company Biaxial film process and rotary apparatus therefor

Also Published As

Publication number Publication date
GB2188273A (en) 1987-09-30
IT1203718B (en) 1989-02-23
FR2557015B1 (en) 1988-06-24
FR2557015A1 (en) 1985-06-28
GB8414844D0 (en) 1984-07-18
GB8710144D0 (en) 1987-06-03
GB2151972A (en) 1985-07-31
JPS60159030A (en) 1985-08-20
CA1239267A (en) 1988-07-19
IT8324353A0 (en) 1983-12-23

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee