| 11. | New controllable pitch propellers, propeller ducts, reduction gears and clutches were provided by Ulstein.
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| 12. | Later versions of the Bristol Titan also used a Farman-style reduction gear produced by Gnome-Rh�ne.
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| 13. | Two days later, a damaged reduction gear forced her into Apra Harbor, Guam, for repairs.
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| 14. | The motors drive a wooden two-bladed propeller via a 3 : 1 bicycle-chain reduction gear.
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| 15. | A reduction gear turns the propeller at 90 rpm.
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| 16. | Also, at that time, " Skipjack " had a noise problem in her reduction gears.
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| 17. | This used two gears on a layshaft behind the headstock, giving a double reduction gear.
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| 18. | The reduction gears that drove the ship's four propeller shafts still glisten under bolted hatches.
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| 19. | The 18R was available with or without a Farman ( bevel planetary ) reduction gear.
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| 20. | Each diesel engine drives one controllable pitch propeller via a two speed main reduction gear.
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