face of the inner face of the discharge casing, preventing leak- much opposition became universal, attempts to sup- age by the edge of the wheel. The wheel is designed plant it by the less resilient cushion tire being failures. to be suspended in the water and not to rest upon the The tendency is… … way the most rigid construction is secured, and, instead plied to assist propulsion. There is also a second or ATTENHOFER’S ROTARY PUMP. of the easily bent steel tubes, we have unbendable and idle crank connected with and six inches in front of the well nigh unbreakable bars. This is not all; by…
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