Note the raw material bar entering from the top right and the stamped piece parts towards the bottom left.
Output from a metal stamping machine, into a tote box, for moving to the next stage of drilling
Stamp head of a machine tool.
A close up of the contact on the end of the spring. The coils would activate the spring through an electromagnetic force caused by powering up the coils, thus making a phone connection.
Stages of manufacture of relay yoke
High speed relay design. Note the two coils.
The sequence of springs and insulators which are built together to create a spring assembly.