发明名称 |
Safety device for avoiding the fall of roller shutters and gates in case of spring breakage |
摘要 |
<p>A safety device (1) is disclosed for avoiding the fall of roller shutters and gates in case of breakage of at least one compensating spring (14) contained in a spring-holder box (12): such device (1) allows lifting and lowering the roller shutter or gate during the intervention of such device (1). <IMAGE></p> |
申请公布号 |
EP1600599(A1) |
申请公布日期 |
2005.11.30 |
申请号 |
EP20040425324 |
申请日期 |
2004.05.07 |
申请人 |
GNACCARINI, MARIO |
发明人 |
GNACCARINI, MARIO;GILLI, LUIGI |
分类号 |
E05D13/00;E06B9/84;(IPC1-7):E06B9/84 |
主分类号 |
E05D13/00 |
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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