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公开(公告)号:US3240646A
公开(公告)日:1966-03-15
申请号:US5320360
申请日:1960-08-31
发明人: SMITH RICHARD A
IPC分类号: A63D9/00
CPC分类号: A63D9/00 , Y10S273/03 , Y10S273/04 , Y10S273/06 , Y10S273/08 , Y10S273/09 , Y10S273/12 , Y10T156/103 , Y10T156/1031
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公开(公告)号:US3147975A
公开(公告)日:1964-09-08
申请号:US3116160
申请日:1960-05-23
CPC分类号: B29C44/04 , A63D9/00 , B29C44/16 , B29L2031/52 , C08J9/00 , C08J9/34 , Y10S273/02 , Y10S273/03 , Y10S273/04 , Y10S273/06 , Y10S273/07 , Y10S273/08 , Y10S273/09 , Y10S273/11 , Y10S273/12
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公开(公告)号:US3115818A
公开(公告)日:1963-12-31
申请号:US3678260
申请日:1960-06-17
发明人: SMITH RICHARD A
IPC分类号: F24F9/00
CPC分类号: F24F9/00
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公开(公告)号:US3520969A
公开(公告)日:1970-07-21
申请号:US3520969D
申请日:1966-08-01
发明人: SMITH RICHARD A
CPC分类号: A63D9/00 , Y10S273/08
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5.
公开(公告)号:US3220731A
公开(公告)日:1965-11-30
申请号:US10088561
申请日:1961-04-05
IPC分类号: A63D9/00
CPC分类号: A63D9/00 , Y10S273/01 , Y10S273/02 , Y10S273/05 , Y10S273/08 , Y10T428/31895 , Y10T428/31982 , Y10T428/662
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公开(公告)号:US3478134A
公开(公告)日:1969-11-11
申请号:US3478134D
申请日:1966-02-11
CPC分类号: A63D9/00 , Y10S273/02 , Y10S273/03 , Y10S273/04 , Y10S273/05 , Y10S273/06 , Y10S273/08 , Y10S273/09 , Y10S273/10 , Y10S273/12 , Y10T156/103 , Y10T428/24992 , Y10T428/249988
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公开(公告)号:US3482836A
公开(公告)日:1969-12-09
申请号:US3482836D
申请日:1966-01-21
发明人: SMITH RICHARD A
IPC分类号: A63D9/00
CPC分类号: A63D9/00 , Y10S273/08
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公开(公告)号:US3404885A
公开(公告)日:1968-10-08
申请号:US53867866
申请日:1966-03-30
发明人: SMITH RICHARD A
CPC分类号: B29C45/14 , A63D9/00 , Y10S273/06 , Y10S273/08
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公开(公告)号:US3619436A
公开(公告)日:1971-11-09
申请号:US3619436D
申请日:1966-02-11
CPC分类号: C08J9/34 , A63D9/00 , B29C44/0407 , B29C44/146 , B29L2031/52 , C08J9/04 , Y10T428/24992 , Y10T428/249961
摘要: Briefly, this invention deals with the manufacture of a bowling pin wherein a shell of solid synthetic resin which has the general contour of the finished pin is inserted into a mold and thereafter a commensurate quantity of expandable synthetic resin together with an expanding agent is introducted into the shell and is expanded to entirely fill the shell and form a bowling pin.
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公开(公告)号:US3397889A
公开(公告)日:1968-08-20
申请号:US43651665
申请日:1965-03-02
发明人: SMITH RICHARD A
IPC分类号: A63D9/00
CPC分类号: A63D9/00
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