| 摘要 |
A protective helmet of the type with an external shell and at least two protective shields, a first shield and a second shield, each pivotable with respect to the shell between two positions, i.e., between a low active position of use and a high active position of non-use, wherein the first shield is articulated with respect to the shell around a first pivot axis, while the second shield is articulated with respect to the shell around a second pivot axis, with the transverse pivot axis of the first shield differing from the transverse pivot axis of the second shield.
|
