==== Tolling Hammer ====
The lively sound of one or more bells swinging evoke a celebratory atmosphere. This is used for calling people to church or celebrating special events. When announcing times of prayer or mourning, a toll of the bell while it is stationary is more appropriate.
The diagram shows such a hammer (I) actuated by an electromagnet (J) that allows an [http://www.chimemaster.com/libertas electric bell control system] to sound the hour, announce prayer times or count the age of the person being memorialized.