BR7806734A - Aparelho e processo para estiramento transversal de tela de material plastico - Google Patents

Aparelho e processo para estiramento transversal de tela de material plastico

Info

Publication number
BR7806734A
BR7806734A BR7806734A BR7806734A BR7806734A BR 7806734 A BR7806734 A BR 7806734A BR 7806734 A BR7806734 A BR 7806734A BR 7806734 A BR7806734 A BR 7806734A BR 7806734 A BR7806734 A BR 7806734A
Authority
BR
Brazil
Prior art keywords
appliance
cross
plastic material
stretching plastic
material canvas
Prior art date
Application number
BR7806734A
Other languages
English (en)
Portuguese (pt)
Inventor
F Mercer
Original Assignee
Mercer Patents Ltd
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
Priority claimed from GB43159/77A external-priority patent/GB1594983A/en
Application filed by Mercer Patents Ltd filed Critical Mercer Patents Ltd
Publication of BR7806734A publication Critical patent/BR7806734A/pt

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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/18—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets by squeezing between surfaces, e.g. rollers
    • 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
    • B29C48/355—Conveyors for extruded 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • B29C55/08—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique transverse to the direction of feed
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
BR7806734A 1977-10-17 1978-10-11 Aparelho e processo para estiramento transversal de tela de material plastico BR7806734A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB43159/77A GB1594983A (en) 1977-10-17 1977-10-17 Transversely stretching plastics material webs
GB530578 1978-02-09

Publications (1)

Publication Number Publication Date
BR7806734A true BR7806734A (pt) 1979-05-08

Family

ID=26239788

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7806734A BR7806734A (pt) 1977-10-17 1978-10-11 Aparelho e processo para estiramento transversal de tela de material plastico

Country Status (18)

Country Link
JP (1) JPS5465776A (it)
AU (1) AU527720B2 (it)
BR (1) BR7806734A (it)
CA (1) CA1115016A (it)
CH (1) CH636801A5 (it)
DE (1) DE2844275A1 (it)
DK (1) DK460978A (it)
ES (1) ES474262A1 (it)
FI (1) FI783143A (it)
FR (1) FR2405805A1 (it)
GR (1) GR66790B (it)
IT (1) IT1099726B (it)
LU (1) LU80373A1 (it)
NL (1) NL7810407A (it)
NO (1) NO783494L (it)
NZ (1) NZ188585A (it)
PL (1) PL113777B1 (it)
SE (1) SE429420B (it)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB905252A (en) * 1960-04-04 1962-09-05 Plastic Textile Access Ltd Improvements in and relating to the stretching of plastic net for molecular orientation of the mesh strands
GB1546765A (en) * 1975-05-23 1979-05-31 Mercer Ltd F B Stretching webs of sheet material

Also Published As

Publication number Publication date
LU80373A1 (fr) 1979-03-19
NL7810407A (nl) 1979-04-19
CH636801A5 (en) 1983-06-30
DK460978A (da) 1979-04-18
PL210292A1 (pl) 1979-07-16
FI783143A (fi) 1979-04-18
IT1099726B (it) 1985-09-28
JPS5465776A (en) 1979-05-26
SE7810757L (sv) 1979-04-18
NO783494L (no) 1979-04-18
IT7828749A0 (it) 1978-10-13
ES474262A1 (es) 1979-11-01
SE429420B (sv) 1983-09-05
NZ188585A (en) 1982-03-09
GR66790B (it) 1981-04-29
FR2405805B1 (it) 1982-05-21
AU4048378A (en) 1980-04-17
DE2844275A1 (de) 1979-04-19
FR2405805A1 (fr) 1979-05-11
PL113777B1 (en) 1980-12-31
CA1115016A (en) 1981-12-29
AU527720B2 (en) 1983-03-17

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