发明名称 |
METODO E DISPOSITIVO PER LA REALIZZAZIONE DI CAMERE D'ARIA PER STAMPI DI VULCANIZZAZIONE |
摘要 |
A method and device for manufacturing curing bladders (2), whereby a curing mold (3) defines, via a first (4) and second (5) half mold and an inner core (6), an inner molding chamber (7) and an outer injection chamber (34) communicating with the inner chamber (7) and consisting of a variable-volume chamber of an injection cylinder (59); the outer chamber (34) being fed with a mass (35) of heated crude rubber which is injected into the inner chamber (7) with the mold (3) closed and, when cured, is extracted from the mold (3) by opening the inner chamber (7) and extracting the inner core (6). <IMAGE> <IMAGE> |
申请公布号 |
IT9067878(A1) |
申请公布日期 |
1992.05.10 |
申请号 |
IT19900067878 |
申请日期 |
1990.11.09 |
申请人 |
FIRESTONE INTERNATIONAL DEVELOPMENT S.P.A. |
发明人 |
FRANZINI MARCO;GIOVANNUCCI FABRIZIO;POMENTI ATTILIO;TOMLINSON GORDON MALCOM |
分类号 |
B29C35/02;B29C45/02;B29C45/26;B29C45/43;B29C45/44;B29D30/26;B29K21/00;B29L31/00 |
主分类号 |
B29C35/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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