Railway vehicle vocabulary part 4 : coupler , draft gear and vestibule diaphragm 铁道车辆词汇第4部分：车钩缓冲及风挡装置
Bottom lock lifter bar 车钩下锁销杆
Coupling knuckle pin 车钩关节销
Automatic car coupler 自动车钩
Coupler draw bar 车钩拉杆
Rolling stock . coupling gear for electrical power supply to passenger stock . interchangeability conditions 机车车辆.客车电源用车钩.互换性条件
If the adjacent carriages link up with the immobile hook , it will do harm to the tipper and the hook . but the current method is manual , which restricts the efficiency of the tipper 但是，这种翻车机可靠工作的前提是运煤车厢的正确连接连接，否则，将损坏翻车机和车钩，并造成极大的经济损失。
Lrvs shall have automatic couplings at both driving ends , to permit coupling and trailing by other lrv and by loco or loco - tractor , using an adapter , in the event of any need for transport without its own driving power 在两端应有自动车钩以及适配器，以便于轻轨车在自身失去动力时被其它的轻轨车、机车或机车拖车连接和拖走。
