JPS54115927A - Method of making ball core from thermoplastic material* and baseball and softball made by said method - Google Patents

Method of making ball core from thermoplastic material* and baseball and softball made by said method

Info

Publication number
JPS54115927A
JPS54115927A JP15259378A JP15259378A JPS54115927A JP S54115927 A JPS54115927 A JP S54115927A JP 15259378 A JP15259378 A JP 15259378A JP 15259378 A JP15259378 A JP 15259378A JP S54115927 A JPS54115927 A JP S54115927A
Authority
JP
Japan
Prior art keywords
softball
baseball
thermoplastic material
ball core
making ball
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
JP15259378A
Other languages
Japanese (ja)
Other versions
JPS5836987B2 (en
Inventor
Tooma Jiyuriasu
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.)
Home of Champions SA
Original Assignee
Home of Champions SA
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
Priority claimed from US05/858,415 external-priority patent/US4144297A/en
Application filed by Home of Champions SA filed Critical Home of Champions SA
Publication of JPS54115927A publication Critical patent/JPS54115927A/en
Publication of JPS5836987B2 publication Critical patent/JPS5836987B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Injection Moulding Of Plastics Or The Like (AREA)
JP53152593A 1977-12-07 1978-12-07 Baseballs and softballs and methods for manufacturing their core materials Expired JPS5836987B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/858,415 US4144297A (en) 1976-12-28 1977-12-07 Method of injection molding a foamed thermoplastic resin ball core having an integral skin

Publications (2)

Publication Number Publication Date
JPS54115927A true JPS54115927A (en) 1979-09-08
JPS5836987B2 JPS5836987B2 (en) 1983-08-12

Family

ID=25328269

Family Applications (1)

Application Number Title Priority Date Filing Date
JP53152593A Expired JPS5836987B2 (en) 1977-12-07 1978-12-07 Baseballs and softballs and methods for manufacturing their core materials

Country Status (1)

Country Link
JP (1) JPS5836987B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6179475A (en) * 1984-09-28 1986-04-23 内外ゴム株式会社 Ball for baseball and softball
JPS6179476A (en) * 1984-09-28 1986-04-23 内外ゴム株式会社 Production of ball for baseball and softball

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5040357U (en) * 1973-08-08 1975-04-24
JPS5117950U (en) * 1974-07-25 1976-02-09

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5040357U (en) * 1973-08-08 1975-04-24
JPS5117950U (en) * 1974-07-25 1976-02-09

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6179475A (en) * 1984-09-28 1986-04-23 内外ゴム株式会社 Ball for baseball and softball
JPS6179476A (en) * 1984-09-28 1986-04-23 内外ゴム株式会社 Production of ball for baseball and softball
JPH0316873B2 (en) * 1984-09-28 1991-03-06 Naigai Rubber Ind
JPH0324229B2 (en) * 1984-09-28 1991-04-02 Naigai Rubber Ind

Also Published As

Publication number Publication date
JPS5836987B2 (en) 1983-08-12

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