FR2387761A1 - Noyau utilisable en particulier pour realiser un pneumatique - Google Patents

Noyau utilisable en particulier pour realiser un pneumatique

Info

Publication number
FR2387761A1
FR2387761A1 FR7803676A FR7803676A FR2387761A1 FR 2387761 A1 FR2387761 A1 FR 2387761A1 FR 7803676 A FR7803676 A FR 7803676A FR 7803676 A FR7803676 A FR 7803676A FR 2387761 A1 FR2387761 A1 FR 2387761A1
Authority
FR
France
Prior art keywords
pneumatic
make
core
core usable
usable
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7803676A
Other languages
English (en)
Other versions
FR2387761B1 (fr
Inventor
Robert William Untz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor 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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Publication of FR2387761A1 publication Critical patent/FR2387761A1/fr
Application granted granted Critical
Publication of FR2387761B1 publication Critical patent/FR2387761B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/10—Cores; Manufacture or installation of 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)
    • B29D30/48—Bead-rings or bead-cores; Treatment thereof prior to building the tyre
    • 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)
    • B29D30/48—Bead-rings or bead-cores; Treatment thereof prior to building the tyre
    • B29D2030/482—Applying fillers or apexes to bead cores

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tires In General (AREA)
  • Laminated Bodies (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Tyre Moulding (AREA)

Abstract

a. Noyau utilisable en particulier pour réaliser un pneumatique. b. Ce noyau se caractérise en ce qu'il comprend un élément annulaire comportant en coupe transversale une extrémité présentant une depression. c. Noyau utilisable pour la fabrication d'un pneu.
FR7803676A 1977-04-19 1978-02-09 Noyau utilisable en particulier pour realiser un pneumatique Granted FR2387761A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78886077A 1977-04-19 1977-04-19

Publications (2)

Publication Number Publication Date
FR2387761A1 true FR2387761A1 (fr) 1978-11-17
FR2387761B1 FR2387761B1 (fr) 1983-04-08

Family

ID=25145806

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7803676A Granted FR2387761A1 (fr) 1977-04-19 1978-02-09 Noyau utilisable en particulier pour realiser un pneumatique

Country Status (5)

Country Link
JP (1) JPS53129269A (fr)
CA (1) CA1102060A (fr)
FR (1) FR2387761A1 (fr)
GB (1) GB1573358A (fr)
IT (1) IT1093460B (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2985938A (en) * 1958-04-15 1961-05-30 James A Rappas Molding with a flexible chamfer strip
US3552480A (en) * 1968-07-12 1971-01-05 Caterpillar Tractor Co Pattern for making a sand mold with a back draft
FR2233118A1 (fr) * 1973-06-15 1975-01-10 Caterpillar Tractor Co

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2985938A (en) * 1958-04-15 1961-05-30 James A Rappas Molding with a flexible chamfer strip
US3552480A (en) * 1968-07-12 1971-01-05 Caterpillar Tractor Co Pattern for making a sand mold with a back draft
FR2233118A1 (fr) * 1973-06-15 1975-01-10 Caterpillar Tractor Co

Also Published As

Publication number Publication date
CA1102060A (fr) 1981-06-02
GB1573358A (en) 1980-08-20
IT1093460B (it) 1985-07-19
JPS53129269A (en) 1978-11-11
IT7821949A0 (it) 1978-04-04
FR2387761B1 (fr) 1983-04-08

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Legal Events

Date Code Title Description
ST Notification of lapse