| 摘要 |
<p>A drop-bar keeper comprising a housing having an open mouth; a blocking member located within the housing and movable along the longitudinal axis of the housing between a rest state, in which the blocking member is located at or adjacent the mouth, and a displaced state, in which the blocking member is displaced from the mouth; and means for biasing the blocking member towards the open mouth, wherein a retaining member is provided for retaining the blocking member within the housing.</p> |
