IT7920016A0 - Apparato per la costruzione di pneumatici dotato di spallatura del tamburo perfezionata. - Google Patents

Apparato per la costruzione di pneumatici dotato di spallatura del tamburo perfezionata.

Info

Publication number
IT7920016A0
IT7920016A0 IT7920016A IT2001679A IT7920016A0 IT 7920016 A0 IT7920016 A0 IT 7920016A0 IT 7920016 A IT7920016 A IT 7920016A IT 2001679 A IT2001679 A IT 2001679A IT 7920016 A0 IT7920016 A0 IT 7920016A0
Authority
IT
Italy
Prior art keywords
construction
tire equipped
improved drum
drum shoulder
shoulder
Prior art date
Application number
IT7920016A
Other languages
English (en)
Other versions
IT1110684B (it
Original Assignee
Gen Tire & Rubber Co
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 Gen Tire & Rubber Co filed Critical Gen Tire & Rubber Co
Publication of IT7920016A0 publication Critical patent/IT7920016A0/it
Application granted granted Critical
Publication of IT1110684B publication Critical patent/IT1110684B/it

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)
    • B29D30/08—Building tyres
    • B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/24—Drums
    • B29D30/244—Drums for manufacturing substantially cylindrical tyre components with cores or beads, e.g. carcasses
    • B29D30/246—Drums for the multiple stage building process, i.e. the building-up of the cylindrical carcass is realised on one drum and the toroidal expansion is realised after transferring on another drum
    • B29D30/247—Arrangements for the first stage only, e.g. means for radially expanding the drum to lock the beads
    • 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)
    • B29D30/08—Building tyres
    • B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/32—Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
    • 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)
    • B29D30/08—Building tyres
    • B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/24—Drums
    • B29D30/26—Accessories or details, e.g. membranes, transfer rings
    • B29D2030/2628—Bladders for shaping the inner parts of the tyre beads or sidewalls
    • 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)
    • B29D30/08—Building tyres
    • B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/32—Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
    • B29D2030/3214—Locking the beads on the drum; details of the drum in the bead locking areas, e.g. drum shoulders
    • 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)
    • B29D30/08—Building tyres
    • B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/32—Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
    • B29D2030/3221—Folding over means, e.g. bladders or rigid arms
    • B29D2030/3228—Folding over means, e.g. bladders or rigid arms using one bladder acting on each side of the drum

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Tyre Moulding (AREA)
IT20016/79A 1978-03-24 1979-02-08 Apparato per la costruzione di pneumatici dotato di spallatura del tamburo perfezionata IT1110684B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/889,718 US4149927A (en) 1978-03-24 1978-03-24 Tire building apparatus with improved drum shoulder

Publications (2)

Publication Number Publication Date
IT7920016A0 true IT7920016A0 (it) 1979-02-08
IT1110684B IT1110684B (it) 1985-12-23

Family

ID=25395662

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20016/79A IT1110684B (it) 1978-03-24 1979-02-08 Apparato per la costruzione di pneumatici dotato di spallatura del tamburo perfezionata

Country Status (8)

Country Link
US (1) US4149927A (it)
JP (1) JPS54127986A (it)
CA (1) CA1109385A (it)
DE (1) DE2911544A1 (it)
GB (1) GB2019790B (it)
IT (1) IT1110684B (it)
PT (1) PT69171A (it)
ZA (1) ZA79903B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57208233A (en) * 1981-06-18 1982-12-21 Mitsubishi Heavy Ind Ltd Method and apparatus for manufacturing radial tire
US5047108A (en) * 1990-03-09 1991-09-10 Wyko, Inc. Tire building drum for fabricating high profile type tire carcasses
NL9001645A (nl) * 1990-07-19 1992-02-17 Vmi Epe Holland Mechanisme voor het steunen en vastleggen van de hielen bij het bouwen van luchtbanden.
GB0506363D0 (en) 2005-03-30 2005-05-04 Wyko Equip Tyre building drum
ITTO20090191A1 (it) * 2009-03-13 2010-09-14 Marangoni Meccanica Metodo e tamburo di formatura per carcasse di pneumatici
KR101819120B1 (ko) 2010-07-09 2018-01-16 다비안 엔터프라이즈, 엘엘씨 굴곡 방지 조립체
US10189221B2 (en) 2012-08-10 2019-01-29 Davian Enterprises, LLC Transfer ring shoe and transfer ring having varied shoe profile
WO2014197579A1 (en) 2013-06-07 2014-12-11 Davian Enterprises, LLC Tire building drum with increased range of movement
EP3102400A4 (en) 2014-02-07 2017-10-18 Davian Enterprises, LLC Expandable drum having irregular segment profiles
FR3018219B1 (fr) * 2014-03-07 2016-04-15 Michelin & Cie Tambour d'assemblage pour la fabrication de pneumatiques
US20160176138A1 (en) * 2014-12-23 2016-06-23 The Goodyear Tire & Rubber Company Sleeveless tire building drum
WO2017202260A1 (zh) * 2016-05-23 2017-11-30 怡维怡橡胶研究院有限公司 一种反包装置及利用该反包装置的轮胎成型方法
JP7067359B2 (ja) * 2018-08-20 2022-05-16 住友ゴム工業株式会社 タイヤ成形用フォーマ、及びタイヤ製造方法
CN112770896B (zh) 2018-09-27 2023-11-07 达维阶企业有限责任公司 带有滑块和导轨系统的传递环
NL2021842B1 (en) * 2018-10-19 2020-05-13 Vmi Holland Bv Tire building drum and method for tire building
NL2021843B1 (en) * 2018-10-19 2020-05-13 Vmi Holland Bv Tire building drum and method for tire building
US11548251B2 (en) 2019-01-28 2023-01-10 Davian Enterprises, LLC Expandable belt and tread drum with reverse offset fingers
US20210187887A1 (en) * 2019-12-20 2021-06-24 The Goodyear Tire & Rubber Company Tire building drum and method of building a tire
CN110948924B (zh) * 2019-12-26 2021-06-15 永一橡胶有限公司 一种子午胎反包胶囊装置及其囊体制备方法
US11993043B2 (en) 2020-12-03 2024-05-28 Davian Enterprises, LLC Expandable belt and tread drum with magnetic deck fixing

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3018518A (en) * 1956-12-17 1962-01-30 Firestone Tire & Rubber Co Apparatus for expanding one end of a cylindrical air spring into flared form
NL122720C (it) * 1960-02-09
US3442747A (en) * 1963-04-26 1969-05-06 Firestone Tire & Rubber Co Collapsible tire building drum
US3237199A (en) * 1963-04-26 1966-02-22 Tire building apparatus
DE1262582B (de) * 1964-04-27 1968-03-07 Continental Gummi Werke Ag Segmenttrommel zum Aufbauen von Reifenkarkassen
FR95397E (fr) * 1966-02-25 1970-09-11 Nrm Corp Tambour de confection des pneus a carcasse radiale.
FR1480193A (fr) * 1966-03-11 1967-05-12 Dunlop Sa Tambour dilatable permettant la confection d'enveloppes pour bandages pneumatiques
US3536566A (en) * 1967-06-21 1970-10-27 Nat Standard Co Tire building apparatus
US3645826A (en) * 1970-02-06 1972-02-29 Gen Tire & Rubber Co Tire building drum
US3868203A (en) * 1971-05-17 1975-02-25 Nrm Corp Tire molding machine
US3795564A (en) * 1971-09-24 1974-03-05 Nat Standard Co Tire building apparatus
US4007081A (en) * 1974-11-11 1977-02-08 National-Standard Company Tire building apparatus
US4045277A (en) * 1976-05-11 1977-08-30 Uniroyal, Inc. Pneumatic tire building drum

Also Published As

Publication number Publication date
GB2019790B (en) 1982-10-06
PT69171A (en) 1979-03-01
CA1109385A (en) 1981-09-22
JPS5536501B2 (it) 1980-09-20
IT1110684B (it) 1985-12-23
US4149927A (en) 1979-04-17
GB2019790A (en) 1979-11-07
JPS54127986A (en) 1979-10-04
DE2911544A1 (de) 1979-09-27
ZA79903B (en) 1980-03-26

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