Great Wheel Assembly

A custom drilled dividing wheel, required to get the necessary tooth count on the great wheel.

Tooth cutting of the great wheel.

Cutting out the great wheel.

Cutting out was performed on a small (under powered) scroll saw.

Excess metal removed from the great wheel.

Metal removal using the reciprocating file.

Tapping the pivot for the click.

Marked out click blank

Cutting the click spring from an offcut of brass left over from the clock frame.

Comparison of the click spring specified by Wilding and the more robust version eventually used on this clock.

Forming the click spring.

Fit up of the great wheel, click and click spring.

Pinning the click spring.