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Source: World Wide Words: Orrery
http://www.worldwidewords.org/weirdwords/ww-orr1.htm
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Orrery - Wikipedia, the free encyclopedia
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The Orrery was invented in the early eighteenth century to show the movement of the planets round the sun during the course of the year. It was named after the Earl of Orrery who was the patron of the invention.
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9. Technological Involvement Type: Instruments Orrery, with Tompion. Sorrenson says that Graham invented the orrery, but others deny that this one was even the first, though it was one of the first.
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The name 'Orrery' for the first orrery, which was invented 300 years ago by the English clockmaker and inventor George Graham (c.1674-1751), was popularized by the Irish essayist Sir Richard Steele (1672-1729), in honour of Charles Boyle (1674-1731), the fourth Earl of Orrery.
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I certainly don’t claim to have invented the orrery but, unless this person first posted her orrery to Second Life prior to 150 BC, I don’t think it is a claim she could make either. ... It is a nice design but I have a feeling that it was not this Second Life artist who invented it. I could be wrong but I have a...
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He invented the dead beat escapement, that didn't put the brakes on the pendulum with every tick, and it's watchmaking equivalent, the cylinder escapement. He invented the Orrery, a teaching tool that demonstrates the relative positions of the planets in the Solar System.
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