| 摘要 |
<p>A replaceable head for a key comprises a head having a body 11 which has a slot 111 and a passage 112 that communicates with the slot, a top member 12 having two arms 122 extending therefrom and an opening 123 defined between the two arms, the two arms each having a notch 125 defined in an outer side thereof, and two index members 13, 14 located on two sides of the body and connected to each other via the slot of the head, one of the two index members having a connection portion 141 located corresponding to one of the notches and the other index member having a connection member 131 connected to the connection portion. The replaceable head is preferably connected with a key 2 having at least one connection portion 21 engaged with the opening of the top member and with at least one protrusion 124 located on an arm of the top member.</p> |
