Holy Trinity, Meldreth - Bells

Glossary

Ball Bearings The gudgeon pin, on which the bell is mounted, rotates within a ball bearing race. Compare with Plain Bearings.
Canon Loops cast into the top of the bell, from which it hangs. Some of the bells have had these removed (see Headstock)
Clapper The part which strikes the bell. It is pivotted within the bell, so it can swing.
Down The bell is hanging mouth downwards (see Up)
Headstock The block from which a bell is hung, which may be metal or wood. Here you can see where the headstock had an extra piece of wood added when the canons (see above) were removed.
Peal A performance where each bell rings at least 5000 times, without a break. This usually takes about two and three-quarter hours  
Plain Bearings The gudgeon pin, on which the bell is mounted, rotates in a brass block, lubricated with oil. Compare with Ball Bearings
Pulley Guides for the ropes as they go down from the wheels to the ringing chamber
Quarter Peal A performance where each bell rings at least 1260 times, without a break. This usually takes about three-quarters of an hour  
Sally The striped woollen part of the rope, where the ringer's hands grip
Spider A central set of hooks, on which the ropes are hung after ringing, then pulled up out of reach
Tenor The heaviest bell in a ring of bells, with the deepest note. At Meldreth this bell weighs just over half a ton or 500kg.
Treble The lightest bell in a ring of bells, with the highest note. At Meldreth, the treble weighs 28 stones or 180kg.
Up or Raised The bell is mouth upwards, from which point it can swing down, round 360 degrees and up the other side (see Down)