William P. Crosher – författare
Visar alla böcker från författaren William P. Crosher. Handla med fri frakt och snabb leverans.
3 produkter
DESIGN AND APPLICATION OF THE WORM GEAR (801780)
Häftad, 2002
1377 kr
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The concept of the 'worm gear' dates back to ancient times. Over the centuries, the design and use of this gear has evolved and improved. It describes a gear that contains a spiral or 'worm' like groove in it. Its early applications mainly involved the drawing of water, but today it has many varied …
Gear Chronology
Significant Events and Dates Affecting Gear Development
Häftad, 2014
186 kr
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Gear Chronology
Significant Events and Dates Affecting Gear Development
Inbunden, 2014
272 kr
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