IT7920763A0 - PLAYING RACKETS. - Google Patents

PLAYING RACKETS.

Info

Publication number
IT7920763A0
IT7920763A0 IT7920763A IT2076379A IT7920763A0 IT 7920763 A0 IT7920763 A0 IT 7920763A0 IT 7920763 A IT7920763 A IT 7920763A IT 2076379 A IT2076379 A IT 2076379A IT 7920763 A0 IT7920763 A0 IT 7920763A0
Authority
IT
Italy
Prior art keywords
rackets
playing
playing rackets
Prior art date
Application number
IT7920763A
Other languages
Italian (it)
Other versions
IT1202902B (en
Inventor
Popplewell Frank William
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 IT7920763A0 publication Critical patent/IT7920763A0/en
Application granted granted Critical
Publication of IT1202902B publication Critical patent/IT1202902B/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B60/00—Details or accessories of golf clubs, bats, rackets or the like
    • 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
    • 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
    • A63B49/10—Frames made of non-metallic materials, other than wood
    • 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
    • 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
    • A63B49/10—Frames made of non-metallic materials, other than wood
    • A63B2049/103—Frames made of non-metallic materials, other than wood string holes produced during moulding process
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B2209/00—Characteristics of used materials
    • A63B2209/02—Characteristics of used materials with reinforcing fibres, e.g. carbon, polyamide fibres
    • A63B2209/026—Ratio fibres-total material
    • 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
    • A63B49/10—Frames made of non-metallic materials, other than wood
    • A63B49/11—Frames made of non-metallic materials, other than wood with inflatable tubes, e.g. inflatable during fabrication
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B60/00—Details or accessories of golf clubs, bats, rackets or the like
    • A63B60/54—Details or accessories of golf clubs, bats, rackets or the like with means for damping vibrations
    • 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)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
IT20763/79A 1978-03-07 1979-03-06 RACKETS IT1202902B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB892578 1978-03-07
GB7906533A GB2015886B (en) 1978-03-07 1979-02-23 Games rackets

Publications (2)

Publication Number Publication Date
IT7920763A0 true IT7920763A0 (en) 1979-03-06
IT1202902B IT1202902B (en) 1989-02-15

Family

ID=26242507

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20763/79A IT1202902B (en) 1978-03-07 1979-03-06 RACKETS

Country Status (2)

Country Link
GB (1) GB2015886B (en)
IT (1) IT1202902B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA815053B (en) * 1980-08-12 1982-09-29 Dunlop Ltd Games racket frame
GB8418191D0 (en) * 1984-07-17 1984-08-22 Dunlop Ltd Games racket
GB8418192D0 (en) * 1984-07-17 1984-08-22 Dunlop Ltd Games racket
GB8501006D0 (en) * 1985-01-16 1985-02-20 Dunlop Ltd Games racket
GB8508916D0 (en) * 1985-04-04 1985-05-09 Dunlop Ltd Making striking implements
GB2195284B (en) * 1986-09-17 1990-02-28 Diversified Prod Racquets
GB8706234D0 (en) * 1987-03-17 1987-04-23 Dunlop Ltd Games racket
AT399470B (en) * 1988-12-15 1995-05-26 Head Sport Ag METHOD FOR PRODUCING A BALL RACKET FRAME
EP0441249A1 (en) * 1990-02-05 1991-08-14 Takeda Chemical Industries, Ltd. A racket frame and production thereof

Also Published As

Publication number Publication date
GB2015886A (en) 1979-09-19
GB2015886B (en) 1982-05-12
IT1202902B (en) 1989-02-15

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940321