bellbox

plural bellboxes

1. A strong metal box that contains the ringing apparatus of an alarm.
2. historicalbusinessA bell-shaped apparatus used to extract broken rods from the bottom of a mine shaft.

   My foreman with his faked assistant had littered the place with all my apparatus, my bellbox, my crowsfoot, the V-drills, the rods, and the weight, but Malone insisted that we disregard all that and descend ourselves to the lowest level.

   1929, Sir Arthur Conan Doyle, When the World Screamed