ZA725437B - Improvements in or relating to moulds - Google Patents

Improvements in or relating to moulds

Info

Publication number
ZA725437B
ZA725437B ZA725437A ZA725437A ZA725437B ZA 725437 B ZA725437 B ZA 725437B ZA 725437 A ZA725437 A ZA 725437A ZA 725437 A ZA725437 A ZA 725437A ZA 725437 B ZA725437 B ZA 725437B
Authority
ZA
South Africa
Prior art keywords
moulds
relating
Prior art date
Application number
ZA725437A
Other languages
English (en)
Inventor
G Atkins
P Evans
Original Assignee
Dunlop 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
Application filed by Dunlop Ltd filed Critical Dunlop Ltd
Publication of ZA725437B publication Critical patent/ZA725437B/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/38Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/40Plastics, e.g. foam or rubber
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28Shaping operations therefor
    • B29C70/54Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
    • B29C70/541Positioning reinforcements in a mould, e.g. using clamping means for the reinforcement
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/88Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced
    • B29C70/882Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced partly or totally electrically conductive, e.g. for EMI shielding
    • B29C70/885Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts characterised primarily by possessing specific properties, e.g. electrically conductive or locally reinforced partly or totally electrically conductive, e.g. for EMI shielding with incorporated metallic wires, nets, films or plates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00Producing pneumatic or solid tyres or parts thereof
    • B29D30/06Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/0601Vulcanising tyres; Vulcanising presses for tyres
    • B29D30/0654Flexible cores therefor, e.g. bladders, bags, membranes, diaphragms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00Producing pneumatic or solid tyres or parts thereof
    • B29D30/06Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/0601Vulcanising tyres; Vulcanising presses for tyres
    • B29D30/0654Flexible cores therefor, e.g. bladders, bags, membranes, diaphragms
    • B29D2030/0655Constructional or chemical features of the flexible cores
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2021/00Use of unspecified rubbers as moulding material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/12Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of short lengths, e.g. chopped filaments, staple fibres or bristles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2022/00Hollow articles
    • B29L2022/02Inflatable articles
    • B29L2022/025Bladders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/755Membranes, diaphragms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Tyre Moulding (AREA)
  • Insulating Bodies (AREA)
ZA725437A 1971-08-12 1972-08-08 Improvements in or relating to moulds ZA725437B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3783771A GB1395327A (en) 1971-08-12 1971-08-12 Moulds

Publications (1)

Publication Number Publication Date
ZA725437B true ZA725437B (en) 1973-04-25

Family

ID=10399357

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA725437A ZA725437B (en) 1971-08-12 1972-08-08 Improvements in or relating to moulds

Country Status (15)

Country Link
US (1) US3938921A (sv)
JP (1) JPS5511507B2 (sv)
AU (1) AU468931B2 (sv)
BE (1) BE787418A (sv)
BR (1) BR7205486D0 (sv)
CA (1) CA975915A (sv)
DE (1) DE2239820A1 (sv)
ES (1) ES405788A1 (sv)
FR (1) FR2148591B1 (sv)
GB (1) GB1395327A (sv)
IE (1) IE36866B1 (sv)
IT (1) IT963691B (sv)
MY (1) MY7600042A (sv)
SE (1) SE394617B (sv)
ZA (1) ZA725437B (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51108609A (en) * 1975-03-20 1976-09-27 Sumitomo Metal Ind Sansowabukitenrono suirenho
JPS6130804U (ja) * 1984-07-28 1986-02-24 國彦 白石 自在巻込み目盛板付スナツプ輪尺
CN111791405B (zh) * 2020-07-24 2022-04-19 中国航空工业集团公司济南特种结构研究所 一种用于复材成型的组合模具分模体线性分离结构及方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2380380A (en) * 1942-12-07 1945-07-31 Jr Thomas P Bacon Tire vulcanizing apparatus
US2415412A (en) * 1943-07-31 1947-02-11 Western Electric Co Method of forming vacuum tubes
US2709845A (en) * 1951-06-29 1955-06-07 Rocla Pipes Ltd Method of applying pressure to the surface of newly formed concrete or like cementitious products
US2687260A (en) * 1952-10-16 1954-08-24 Coats & Clark Shrouded spool and method of making the same
US3121947A (en) * 1959-08-13 1964-02-25 Firestone Tire & Rubber Co Method of manufacturing a mold
JPS4318650Y1 (sv) * 1964-01-17 1968-08-02
US3583047A (en) * 1969-08-20 1971-06-08 Nippon Concrete Ind Co Ltd Apparatus for manufacturing prestressed concrete poles,piles and the like
US3672626A (en) * 1970-03-06 1972-06-27 James Thornton Reusable forms for casting columns
US3669401A (en) * 1970-03-13 1972-06-13 Abelow Joseph Fiber glass reinforced mold for cementitious building
US3740178A (en) * 1971-04-21 1973-06-19 Standard Oil Co Plug assembly for thermoforming

Also Published As

Publication number Publication date
AU4537072A (en) 1974-02-14
JPS4834972A (sv) 1973-05-23
ES405788A1 (es) 1976-01-16
FR2148591B1 (sv) 1974-10-25
GB1395327A (en) 1975-05-21
SE394617B (sv) 1977-07-04
CA975915A (en) 1975-10-14
BE787418A (fr) 1972-12-01
BR7205486D0 (pt) 1973-07-10
IT963691B (it) 1974-01-21
IE36866L (en) 1973-02-12
IE36866B1 (en) 1977-03-16
JPS5511507B2 (sv) 1980-03-25
FR2148591A1 (sv) 1973-03-23
AU468931B2 (en) 1976-01-29
MY7600042A (en) 1976-12-31
US3938921A (en) 1976-02-17
DE2239820A1 (de) 1973-02-22

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