ES2048863T3 - Proceso para producir cuerpos huecos elasticos, en particular pelotas y objetos similares, y las pelotas producidas de esta forma. - Google Patents

Proceso para producir cuerpos huecos elasticos, en particular pelotas y objetos similares, y las pelotas producidas de esta forma.

Info

Publication number
ES2048863T3
ES2048863T3 ES89830140T ES89830140T ES2048863T3 ES 2048863 T3 ES2048863 T3 ES 2048863T3 ES 89830140 T ES89830140 T ES 89830140T ES 89830140 T ES89830140 T ES 89830140T ES 2048863 T3 ES2048863 T3 ES 2048863T3
Authority
ES
Spain
Prior art keywords
mold
balls
stage
similar objects
way
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.)
Expired - Lifetime
Application number
ES89830140T
Other languages
English (en)
Inventor
Giovanni Pacetto
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.)
TALE Srl
Original Assignee
TALE Srl
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 TALE Srl filed Critical TALE Srl
Application granted granted Critical
Publication of ES2048863T3 publication Critical patent/ES2048863T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B41/00—Hollow inflatable balls
    • A63B41/10—Bladder and cover united
    • 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/003—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor characterised by the choice of material
    • 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/22—Making multilayered or multicoloured articles
    • 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
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/001—Shaping in several steps
    • 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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/04—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould
    • B29C41/06—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould about two or more axes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING 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
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/06—PVC, i.e. polyvinylchloride
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0058—Liquid or visquous
    • B29K2105/0061—Gel or sol
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Moulding By Coating Moulds (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Communication Cables (AREA)

Abstract

EL PROCESO DE FABRICACION DE CUERPOS ELASTICOS, ESPECIALMENTE PELOTAS Y OBJETOS SIMILARES, CONSISTE EN LA INTRODUCCION DE UNA DOSIS APROPIADA DE PLASTISOL DE VINILO (7) DENTRO DE UN MOLDE (2) FORMADO POR DOS CONCAVIDADES UNIDAS (2A,2B); SE SOMETE A DICHO MOLDE (2) A UNA PRIMERA ETAPA DE MOLDEO GIRATORIO BIAXIAL DENTRO DE UNA CAMARA CALENTADA (9) SOMETIDA A UNA TEMPERATURA CAPAZ DE EFECTUAR LA SOLIDIFICACION DEL MATERIAL INDRODUCIDO ALLI, DISTRIBUIDO SOBRE LA SUPERFICIE INTERNA DEL MOLDE (2), AL OBJETO DE FORMAR UNA CAPA EXTERNA (10) DE DICHO CUERPO CONCAVO; SE ACTIVA UNA PRIMERA ETAPA DE ENFRIADO DE DICHO MOLDE (2); SE INTRODUCE UNA DOSIS APROPIADA DE OTRO PLASSTISOL DE VINILO (13) DENTRO DE DICHO MOLDE (2); SE SOMETE DICHO MOLDE (2) A UNA SEGUNDA ETAPA DE MOLDEADO GIRATORIO BIAXIAL AL OBJETO DE FORMAR UNA CAPA INTERNA (17) DE DICHO CUERPO CONCAVO, DENTRO DE UNA CAMARA CALENTADA (16) SOMETIDA A UNA TEMPERATURA APROPIADA PARA VULCANIZAR EL MATERIAL INTRODUCIDO DENTRO DEL MOLDE (2); SE ACTIVAUNA ETAPA FINAL DE MOLDEADO EN FRIO.
ES89830140T 1988-10-19 1989-03-31 Proceso para producir cuerpos huecos elasticos, en particular pelotas y objetos similares, y las pelotas producidas de esta forma. Expired - Lifetime ES2048863T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8803628A IT1224954B (it) 1988-10-19 1988-10-19 Procedimento per realizzare corpi elastici cavi in particolare palloni e simili e pallone cosi' realizzato

Publications (1)

Publication Number Publication Date
ES2048863T3 true ES2048863T3 (es) 1994-04-01

Family

ID=11110871

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89830140T Expired - Lifetime ES2048863T3 (es) 1988-10-19 1989-03-31 Proceso para producir cuerpos huecos elasticos, en particular pelotas y objetos similares, y las pelotas producidas de esta forma.

Country Status (6)

Country Link
EP (1) EP0365488B1 (es)
AT (1) ATE98885T1 (es)
CA (1) CA1330857C (es)
DE (1) DE68911647T2 (es)
ES (1) ES2048863T3 (es)
IT (1) IT1224954B (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2750639B1 (fr) * 1996-07-02 1998-09-18 Atochem Elf Sa Procede d'obtention d'un objet moule ayant une surface modifiee
FR2825644A1 (fr) * 2001-06-06 2002-12-13 Dean Germainy Ildefonse Ballon comprenant une ceinture
DE102015209800B4 (de) 2015-05-28 2025-09-04 Adidas Ag Verfahren zur Herstellung eines dreidimensionalen Verbundgegenstands
DE102016223567A1 (de) * 2016-11-28 2018-05-30 Adidas Ag Verfahren zur Herstellung von Sportartikeln und Sportartikel
DE102020126542A1 (de) 2020-02-13 2021-08-19 RWTH Aachen - Körperschaft des öffentlichen Rechts Verfahren und Vorrichtung zur Formung einer Kavität
CN114012952A (zh) * 2021-09-30 2022-02-08 滁州恒佳体育用品有限公司 一种多层结构的pvc球的制作方法
CN114179273A (zh) * 2021-12-10 2022-03-15 浙江曙光体育用品有限公司 一种无缝乒乓球及其制造工艺
CN114770990A (zh) * 2022-04-02 2022-07-22 东莞市佳恒玩具有限公司 一种pvc球的加工方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3246069A (en) * 1962-02-26 1966-04-12 Wonder Products Company Rotational method of making a hollow molded multilayered article
FR2352649A1 (fr) * 1976-05-25 1977-12-23 Delacoste & Cie Balle en matiere plastique et procede de fabrication par moulage par rotation

Also Published As

Publication number Publication date
IT8803628A0 (it) 1988-10-19
EP0365488A1 (en) 1990-04-25
IT1224954B (it) 1990-10-29
DE68911647D1 (de) 1994-02-03
EP0365488B1 (en) 1993-12-22
ATE98885T1 (de) 1994-01-15
CA1330857C (en) 1994-07-26
DE68911647T2 (de) 1994-04-07

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