GB1108556A - Improvements in or relating to playballs - Google Patents

Improvements in or relating to playballs

Info

Publication number
GB1108556A
GB1108556A GB28326/64A GB2832664A GB1108556A GB 1108556 A GB1108556 A GB 1108556A GB 28326/64 A GB28326/64 A GB 28326/64A GB 2832664 A GB2832664 A GB 2832664A GB 1108556 A GB1108556 A GB 1108556A
Authority
GB
United Kingdom
Prior art keywords
moulding
cellulosic material
shells
playballs
relating
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
Application number
GB28326/64A
Other languages
English (en)
Inventor
Robert Christopher Haines
Royce Pridgeon
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 Co Ltd
Original Assignee
Dunlop Co 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 Co Ltd filed Critical Dunlop Co Ltd
Priority to GB28326/64A priority Critical patent/GB1108556A/en
Priority to US467687A priority patent/US3428314A/en
Priority to SE08586/65A priority patent/SE326552B/xx
Priority to DE19651478022 priority patent/DE1478022B2/de
Publication of GB1108556A publication Critical patent/GB1108556A/en
Priority to MY197040A priority patent/MY7000040A/xx
Expired legal-status Critical Current

Links

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
    • B29D22/00—Producing hollow articles
    • B29D22/04—Spherical articles, e.g. balls
    • 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
    • B29K2007/00—Use of natural rubber as moulding material
    • 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
    • B29K2009/00—Use of rubber derived from conjugated dienes, as moulding material
    • 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
    • B29K2055/00—Use of specific polymers obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of main groups B29K2023/00 - B29K2049/00, e.g. having a vinyl group, as moulding material
    • B29K2055/02—ABS polymers, i.e. acrylonitrile-butadiene-styrene polymers
    • 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
    • B29K2061/00—Use of condensation polymers of aldehydes or ketones or derivatives thereof, as moulding material
    • B29K2061/04—Phenoplasts
    • 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
    • B29K2423/00—Use of polyalkenes or derivatives thereof as filler
    • 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
    • B29K2711/00—Use of natural products or their composites, not provided for in groups B29K2601/00 - B29K2709/00, for preformed parts, e.g. for inserts
    • B29K2711/14—Wood, e.g. woodboard or fibreboard
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S524/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S524/925—Natural rubber compositions having nonreactive materials, i.e. NRM, other than: carbon, silicon dioxide, glass titanium dioxide, water, hydrocarbon or halohydrocarbon

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Dental Preparations (AREA)
GB28326/64A 1964-07-09 1964-07-09 Improvements in or relating to playballs Expired GB1108556A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB28326/64A GB1108556A (en) 1964-07-09 1964-07-09 Improvements in or relating to playballs
US467687A US3428314A (en) 1964-07-09 1965-06-28 Game ball
SE08586/65A SE326552B (enrdf_load_stackoverflow) 1964-07-09 1965-06-29
DE19651478022 DE1478022B2 (de) 1964-07-09 1965-07-09 Druckloser spielball aus einer vulkanisierten elastomermischung mit einem verstaerkungsfuellstoff
MY197040A MY7000040A (en) 1964-07-09 1970-12-31 Improvements in or relating to playballs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB28326/64A GB1108556A (en) 1964-07-09 1964-07-09 Improvements in or relating to playballs

Publications (1)

Publication Number Publication Date
GB1108556A true GB1108556A (en) 1968-04-03

Family

ID=10273899

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28326/64A Expired GB1108556A (en) 1964-07-09 1964-07-09 Improvements in or relating to playballs

Country Status (5)

Country Link
US (1) US3428314A (enrdf_load_stackoverflow)
DE (1) DE1478022B2 (enrdf_load_stackoverflow)
GB (1) GB1108556A (enrdf_load_stackoverflow)
MY (1) MY7000040A (enrdf_load_stackoverflow)
SE (1) SE326552B (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4065126A (en) * 1975-06-30 1977-12-27 David Mantz Practice tennis ball and apparatus
US4765853A (en) * 1987-10-07 1988-08-23 Hoffman Allan C Method of making a pressurized ball
US4853056A (en) * 1988-01-20 1989-08-01 Hoffman Allan C Method of making tennis ball with a single core and cover bonding cure
US5558325A (en) * 1993-08-05 1996-09-24 Gencorp Inc. Play balls or pressureless tennis balls
GB2390816B (en) * 2002-07-02 2006-07-19 Derek Price Lightweight 75mm ball
AT511909B1 (de) * 2011-08-16 2013-06-15 Chemiefaser Lenzing Ag Verwendung von cellulosefasern mit verbesserter dosierfähigkeit zur verstärkung von verbundmaterialien sowie dadurch hergestellte formkörper
WO2025166408A1 (en) * 2024-02-05 2025-08-14 Gmj International Pty Ltd Biodegradable sporting item and packaging thereof

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2896949A (en) * 1950-08-22 1959-07-28 Dunker Henry Christian Louis Tennis balls
US3239228A (en) * 1962-06-21 1966-03-08 Lord Corp Golf ball

Also Published As

Publication number Publication date
SE326552B (enrdf_load_stackoverflow) 1970-07-27
MY7000040A (en) 1970-12-31
DE1478022A1 (de) 1970-07-23
US3428314A (en) 1969-02-18
DE1478022B2 (de) 1976-02-12

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