发明名称 |
Tire vulcanizer and method of operating the same. |
摘要 |
<p>In a tire vulcanizer (1) according to the present invention configured to perform opening and closing of a mold (10) by an elevating means using an efficient ball screw shaft (55a) or the like, a top mold mounting member (20) holding a top mold (11) is lifted and lowered by rotating the ball screw shaft with a driving mechanism (59) to vertically lift and lower a ball nut (55b), and the lifting and lowering of the top mold mounting member is stopped by fixing the ball screw shaft with an excitation-free electromagnetic brake (57) connected directly to the ball screw shaft independently from the driving mechanism. According to such a structure, the opening and closing of the mold can be stopped, even if abnormality of the driving mechanism or the brake occurs.</p> |
申请公布号 |
EP2368701(B1) |
申请公布日期 |
2013.09.25 |
申请号 |
EP20110157482 |
申请日期 |
2011.03.09 |
申请人 |
KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.) |
发明人 |
FUJIEDA, YASUHIKO;SHIBATA, MASAHARU |
分类号 |
B29D30/06;B29C33/22 |
主分类号 |
B29D30/06 |
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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