ES296667U - Un marco de raqueta para juegos deportivos - Google Patents

Un marco de raqueta para juegos deportivos

Info

Publication number
ES296667U
ES296667U ES1985296667U ES296667U ES296667U ES 296667 U ES296667 U ES 296667U ES 1985296667 U ES1985296667 U ES 1985296667U ES 296667 U ES296667 U ES 296667U ES 296667 U ES296667 U ES 296667U
Authority
ES
Spain
Prior art keywords
holes
integrally
frame
hollow
pins
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
ES1985296667U
Other languages
English (en)
Other versions
ES296667Y (es
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.)
Dunlop Ltd
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 ES296667U publication Critical patent/ES296667U/es
Application granted granted Critical
Publication of ES296667Y publication Critical patent/ES296667Y/es
Expired 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
    • A63B49/00—Stringed rackets, e.g. for tennis
    • A63B49/02—Frames
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/0033—Moulds or cores; Details thereof or accessories therefor constructed for making articles provided with holes
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B49/00—Stringed rackets, e.g. for tennis
    • A63B49/02—Frames
    • A63B49/022—String guides on frames, e.g. grommets
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/2628—Moulds with mould parts forming holes in or through the moulded article, e.g. for bearing cages
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/44—Removing or ejecting moulded articles for undercut articles
    • B29C45/4457—Removing or ejecting moulded articles for undercut articles using fusible, soluble or destructible cores
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/52—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles soluble or fusible
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0005—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor using fibre reinforcements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/52—Sports equipment ; Games; Articles for amusement; Toys
    • B29L2031/5245—Rackets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
  • Moulding By Coating Moulds (AREA)

Abstract

UN MARCO DE RAQUETA PARA JUEGOS DEPORTIVOS EN QUE EL MARCO COMPRENDE UNA CABEZA Y UN MANGO, SIENDO AL MENOS LA CABEZA UNA PIEZA HUECA MOLDEADA POR INYECCION DE MATERIAL TERMOPLASTICO REFORZADO CON MATERIAL DE REFUERZO DE FILAMENTOS CORTOS, TAL COMO AQUI SE DEFINE, LA CUAL CONTIENE AGUJEROS PARA ENCORDADO MOLDEADOS INTEGRALMENTE, ESTANDO LOS AGUJEROS OPUESTOS POR PARES, ESTANDO EL PRIMERO DE CADA PAR EN LA PARED DE LA PIEZA MOLDEADA QUE ESTA DISPUESTA EN LA CIRCUNFERENCIA INTERIOR DE LA CABEZA Y ESTANDO EL SEGUNDO DE CADA PAR EN LA PARED DE LA PIEZA MOLDEADA QUE ESTA DISPUESTA EN LA CIRCUNFERENCIA EXTERIOR DE LA CABEZA, CARACTERIZADO PORQUE CADA PRIMER AGUJERO ESTA DEFINIDO POR UNA PRIMERA PROYECCION TUBULAR DE REFUERZO MOLDEADA INTEGRALMENTE Y CADA SEGUNDO AGUJERO ESTA DEFINIDO POR UNA SEGUNDA PROYECCION TUBULAR DE REFUERZO MOLDEADA INTEGRALMENTE, PROYECTANDOSE LAS PROYECCIONES TUBULARES PRIMERA Y SEGUNDA HACIA DENTRO DEL MARCO HUECO, LA UNA HACIA LA OTRA PERO SIN ENCONTRARSE, DEFINIENDO LASEGUNDA PROYECCION TUBULAR UN AGUJERO DE MAYOR AREA QUE LA DEL PRIMERO.
ES1985296667U 1984-07-17 1985-07-16 Un marco de raqueta para juegos deportivos Expired ES296667Y (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848418192A GB8418192D0 (en) 1984-07-17 1984-07-17 Games racket

Publications (2)

Publication Number Publication Date
ES296667U true ES296667U (es) 1987-12-16
ES296667Y ES296667Y (es) 1988-05-16

Family

ID=10564013

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1985296667U Expired ES296667Y (es) 1984-07-17 1985-07-16 Un marco de raqueta para juegos deportivos

Country Status (9)

Country Link
EP (1) EP0168992B1 (es)
JP (1) JPS6145782A (es)
KR (1) KR860000875A (es)
AT (1) ATE36649T1 (es)
AU (1) AU579382B2 (es)
DE (1) DE3564534D1 (es)
ES (1) ES296667Y (es)
GB (1) GB8418192D0 (es)
ZA (1) ZA855014B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8706234D0 (en) * 1987-03-17 1987-04-23 Dunlop Ltd Games racket
JPH02157495A (ja) * 1988-12-09 1990-06-18 Fujitsu General Ltd 空気調和機のファンモータの異常検出方法
JP2563236B2 (ja) * 1993-06-11 1996-12-11 株式会社アシックス ラケットフレームの製造方法
JP3889940B2 (ja) 2001-06-13 2007-03-07 株式会社東海理化電機製作所 金型装置、金型装置の使用方法、及び金型装置の共用方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2270908A1 (en) * 1973-12-19 1975-12-12 Martel Rene Moulded resin tennis racket frame - has hollow interfitting string-receiving bosses in two U-section head elements
FR2359618A1 (fr) * 1976-07-28 1978-02-24 Rossignol Sa Raquette de tennis
CH614380A5 (es) * 1976-07-28 1979-11-30 Rossignol Sa
US4066260A (en) * 1976-10-15 1978-01-03 Rodgers Jr Robert E Metal-plastic composite racquet
GB2015886B (en) * 1978-03-07 1982-05-12 Dunlop Ltd Games rackets

Also Published As

Publication number Publication date
DE3564534D1 (en) 1988-09-29
GB8418192D0 (en) 1984-08-22
ATE36649T1 (de) 1988-09-15
AU4442785A (en) 1986-01-23
EP0168992B1 (en) 1988-08-24
ZA855014B (en) 1987-01-28
EP0168992A2 (en) 1986-01-22
KR860000875A (ko) 1986-02-20
EP0168992A3 (en) 1986-10-08
JPS6145782A (ja) 1986-03-05
AU579382B2 (en) 1988-11-24
ES296667Y (es) 1988-05-16

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Legal Events

Date Code Title Description
FD1K Utility model lapsed

Effective date: 19970203