| 摘要 |
<p>A collapsible element (5) of a railway vehicle has a rear plate (3) connectable to a support (3) and an absorption structure (18,19), which extends cantilevered from the rear plate (7) along an axis (6) substantially horizontal, is plastically deformable to absorb energy, and has a front end supporting an anti-climber plate (20); said absorption structure houses a plurality of partitions, which are axially spaced from one another, are fixed to the absorption structure, and have, at the center, respective coaxial holes, engaged by a stem; the stem (26) has a front end fixed to the anti-climber plate (20) and is constituted by a plurality of portions (26a, 26b, 26c), which are coaxial and are coupled in an axially sliding manner to one another; the rear end portion of the stem (26c) is substantially fixed, while the other portions of the stem (26a, 26b) can axially retract in the event of a frontal impact.</p> |
