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Woodworkz

Discover the intricate design of the Country Lyre weight-driven clock through original plans that include detailed instructions and full-size templates. This project is perfect for woodworkers looking to create an attractive clock with jigsaw-ready roller pinions and reduced friction mechanisms. Explore the fascinating history of clocks, including information on John Harrison’s revolutionary wooden gears and the mechanics of gear ratios. Whether you’re crafting a stunning walnut hardwood clock or studying the progression of timekeeping devices, this guide has you covered.

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Woodworkz

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Presentation Transcript

  1. Woodworkz Ginger Upton 9/21/2012

  2. The Country Lyre • Original plans • All wood clockworks • Attractive design • Weight driven

  3. Clock Plans • Full size plans available-detailed • Instructions included • Jigsaw-ready

  4. Roller Pinions • Roller vs. pinion gears • Reduced friction • Lignum Vitae John Harrison’s roller pinion

  5. Wooden Gears • Grain direction • Vacuum veneering • Walnut hardwood

  6. Clock Train • Gear down train • How gear ratios show time • Friction • Pendulum

  7. History of Clocks • Progression of clocks • Clock Types • Clock timeline

  8. John Harrison Clocks • Wooden geared clocks • Marine chronometer • 20,000 pounds John Harrison Clock

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