Beveled Drive Gear of Working Shay Locomotive.
LIMA LOCOMOTIVE WORKS
20th c American Utilitarian Industrial Arts
Fish Camp. Oakhurst. California. U.S.A.
The Shay locomotive, named after Ephraim Shay was a workhorse where heavy loads and steep grades were involved. Its advantage over other steam locomotives of the day was a stepped-down gear ratio and a drive shaft connected to several pairs of wheels. This working locomotive near Fish Camp, California is operated by the Yosemite Mountain Sugar Pine Railroad. The beveled drive gears connect to six pairs of wheels for a traction far exceeding freight and passenger locomotives of the era.
Caption: LIMA LOCOMOTIVE WORKS | Beveled Drive Gear of Working Shay Locomotive. | 1922 | American | Utilitarian
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