Grasshopper Escapement Single Pivot

The

The goals of this project was to construct a month running wooden works clock. The

This is a conversion of Bill Simth's design to use a standard Harrison type

Thank you, David Heskin. More information refer to: www.hsn161.com.

Four minute escape wheel No sliding friction, no wear, no lubrication Entry angle = 90 degrees Exit angle = 89.73 degrees Thank ...

Here is a version of Harrison's famous

This is a short animation of a

Twin

I designed and made a clock with a

1. clearly visible escape wheel recoil, induced by pendulum overswing 2. the composers clearly visible lift from their resting ...

This wall sculpture demonstrates

This demonstrates the frictionless functioning of a correctly made and set John Harrison

The video shows a

All currently known written, illustrated and/or physical evidence attributable to John Harrison indicates that he invented and ...

This is a short video of a wooden geared clock with a

This is a video of my journey into the world of clockmaking and covers the troubleshooting and startup of an open-framed ...

Short clip of clock mechanism.