ZA774323B - Improvements in or relating to apparatus and methods for applying tread material to tyres - Google Patents

Improvements in or relating to apparatus and methods for applying tread material to tyres

Info

Publication number
ZA774323B
ZA774323B ZA00774323A ZA774323A ZA774323B ZA 774323 B ZA774323 B ZA 774323B ZA 00774323 A ZA00774323 A ZA 00774323A ZA 774323 A ZA774323 A ZA 774323A ZA 774323 B ZA774323 B ZA 774323B
Authority
ZA
South Africa
Prior art keywords
tyres
relating
methods
tread material
applying tread
Prior art date
Application number
ZA00774323A
Inventor
P Barwell
D Lanham
A Clayton
Original Assignee
Barwell Machine & Rubber Group
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 Barwell Machine & Rubber Group filed Critical Barwell Machine & Rubber Group
Publication of ZA774323B publication Critical patent/ZA774323B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/52—Unvulcanised treads, e.g. on used tyres; Retreading
    • B29D30/58—Applying bands of rubber treads, i.e. applying camel backs
    • B29D30/62—Applying bands of rubber treads, i.e. applying camel backs by extrusion or injection of the tread on carcass
    • 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
    • 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
    • B29C48/35—Extrusion nozzles or dies with 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
    • B29C48/131—Curved articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Tyre Moulding (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
ZA00774323A 1976-07-26 1977-07-19 Improvements in or relating to apparatus and methods for applying tread material to tyres ZA774323B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB31097/76A GB1590378A (en) 1976-07-26 1976-07-26 Apparatus for applying tread material to tyres

Publications (1)

Publication Number Publication Date
ZA774323B true ZA774323B (en) 1978-09-27

Family

ID=10317928

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00774323A ZA774323B (en) 1976-07-26 1977-07-19 Improvements in or relating to apparatus and methods for applying tread material to tyres

Country Status (18)

Country Link
JP (1) JPS5314780A (en)
AU (1) AU514823B2 (en)
BG (1) BG29276A3 (en)
BR (1) BR7704879A (en)
CA (1) CA1100724A (en)
DE (1) DE2733518A1 (en)
ES (1) ES461025A1 (en)
FI (1) FI772275A (en)
FR (1) FR2359700A1 (en)
GB (1) GB1590378A (en)
GR (1) GR71899B (en)
MX (1) MX144364A (en)
NZ (1) NZ184686A (en)
PT (1) PT66827B (en)
SU (1) SU665787A3 (en)
TR (1) TR19803A (en)
ZA (1) ZA774323B (en)
ZM (1) ZM5777A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4539169A (en) * 1983-07-29 1985-09-03 The Goodyear Tire & Rubber Company Apparatus and method for forming a co-extrusion from extruded strips
FR2648388B1 (en) * 1989-06-16 1992-09-04 Goodyear Tire & Rubber EXTRUSION APPARATUS WITH ROLLER DIE, PARTICULARLY FOR A COEXTRUDED ELEMENT FOR A TIRE
US5017118A (en) * 1989-06-16 1991-05-21 The Goodyear Tire & Rubber Company Apparatus for forming a coextrusion from extruded strips
US5342473A (en) * 1991-08-20 1994-08-30 Nrm Steelastic, Inc. Apparatus for applying hot cushion gum to a tire carcass
CN1050323C (en) * 1993-08-05 2000-03-15 Az造型和机械制造有限公司 Retreading device
DE4326370A1 (en) * 1993-08-05 1995-02-09 Az Formen & Maschbau Gmbh Retreading device
DE29612955U1 (en) * 1996-07-25 1996-09-19 Az Formen & Maschbau Gmbh Retreading device
DE10020414B4 (en) 2000-04-26 2004-02-12 A-Z Formen- Und Maschinenbau Gmbh Tread application device
US20040089400A1 (en) * 2002-11-08 2004-05-13 Vargo Richard David Method and apparatus for forming an annular elastomeric tire component
US7780809B2 (en) 2005-08-04 2010-08-24 The Goodyear Tire & Rubber Company Method for forming elastomeric tire component and a tire
CN106393761A (en) * 2015-08-10 2017-02-15 青岛软控机电工程有限公司 Intermediate cushion rubber extruder
CN113021861B (en) * 2021-03-24 2022-12-27 山东省三利轮胎制造有限公司 Forming equipment for tyre thread

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1353903A (en) * 1970-05-07 1974-05-22 Barwell Eng Ltd Methods and apparatus for treading tyres or wheels
NL7117641A (en) * 1971-12-22 1973-06-26 Retreading tyres - by applying hot, plastic rubber shading with die, and vulcanising
US3956056A (en) * 1972-11-20 1976-05-11 Uniroyal Inc. Fabric coating by extrusion die-calendering apparatus and method
US3871810A (en) * 1972-11-20 1975-03-18 Uniroyal Inc Extruder and roller-die combination

Also Published As

Publication number Publication date
AU2713577A (en) 1979-01-25
NZ184686A (en) 1981-03-16
ES461025A1 (en) 1978-05-16
GR71899B (en) 1983-08-11
TR19803A (en) 1979-12-28
BR7704879A (en) 1978-04-25
SU665787A3 (en) 1979-05-30
PT66827A (en) 1977-08-01
AU514823B2 (en) 1981-02-26
JPS5314780A (en) 1978-02-09
MX144364A (en) 1981-10-05
CA1100724A (en) 1981-05-12
PT66827B (en) 1978-12-27
GB1590378A (en) 1981-06-03
FR2359700A1 (en) 1978-02-24
FR2359700B1 (en) 1982-07-30
ZM5777A1 (en) 1978-03-21
DE2733518A1 (en) 1978-02-09
BG29276A3 (en) 1980-10-15
FI772275A (en) 1978-01-27

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