| 摘要 |
A road device such as a telecommunications access hatch having a frame that delimits an opening, a cover, a first hinge provided with a first cam and a first cam follower, which are designed to guide the cover between a released open position and a closed position, a first securing member and a first counterpart securing member that prevent the cover from lifting when in the closed position; and a first support bracket added on the frame that bears the first cam and the first securing member. |
