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
  • 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)
• Manufacturing & Machinery (AREA)
• Mechanical Engineering (AREA)
• Tyre Moulding (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=22797648

Family Applications (1)

Country Status (10)

Families Citing this family (14)

Family Cites Families (7)

• 0
  • BE BE633444D patent/BE633444A/xx unknown
  • NL NL295564D patent/NL295564A/xx unknown
• 1962
  • 1962-08-01 US US214069A patent/US3160545A/en not_active Expired - Lifetime
• 1963
  • 1963-05-24 GB GB20782/63A patent/GB968654A/en not_active Expired
  • 1963-06-20 ES ES289211A patent/ES289211A1/es not_active Expired
  • 1963-06-27 LU LU43967D patent/LU43967A1/xx unknown
  • 1963-07-11 SE SE7735/63A patent/SE303191B/xx unknown
  • 1963-07-29 DE DEG38350A patent/DE1232733B/de active Pending
  • 1963-07-29 AT AT605863A patent/AT253372B/de active
  • 1963-07-30 CH CH945063A patent/CH398071A/fr unknown

Also Published As

Similar Documents