Water wheel a chain basket (German: Kettenkorb) on the axle of the wheel. It is essential that the wheel have braking equipment to be able to stop the wheel (known as a braking wheel). The oldest known drawing of a reversible water wheel was by Georgius Agricola and dates to 1556. Two early improvements were suspension wheels and rim gearing. Suspension wheels are constructed in the same manner as a bicycle wheel, the rim being supported under tension from the hub- this led to larger lighter wheels than the former design where the heavy spokes were under compression. Rim-gearing entailed adding a
The Emory Wheel available for free, including downloadable PDFs of the paper copies. The Emory Wheel The Emory Wheel is the independent, student-run newspaper at Emory University in Atlanta, Georgia. The "Wheel" is published once a week on Wednesday during the regular school year, and is updated daily on its website. The sections of the "Wheel" include News, Opinion, Sports, Arts & Entertainment, Emory Life and, formerly, "The Hub", an award-winning quarterly magazine founded in 2005. Serving the Emory community since 1919, the "Wheel" is editorially and financially independent from the University. The staff is composed entirely of students. The "Wheel" offices are