发明名称 |
CRASH HELMET WITH RETRACTABLE ELEMENTS |
摘要 |
A crash helmet comprises a plurality of arcuated elements which are articulated one another at their end portions. Said elements are shiftable from one retracted non-operative position to another open operative position in which they are spread to form a cap structure, and viceversa. Means are further provided to positively lock said elements one another in the spread operative position. |
申请公布号 |
DE3562067(D1) |
申请公布日期 |
1988.05.11 |
申请号 |
DE19853562067 |
申请日期 |
1985.01.21 |
申请人 |
SMI S.A. |
发明人 |
NATALI MINOJA, ALFREDO;SPINA, MARCELLO;VILLA, PAOLO;SPINA, MARIA |
分类号 |
A42B3/00;A42B3/12;A42B3/32;(IPC1-7):A42B3/00 |
主分类号 |
A42B3/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|