Force Tests of the United Shoe Machinery Corp. No. 8 Hydrobomb

Force and cavitation tests of the United Shoe Machinery Corporation Hydrobomb, Design No. 8, are reported herein. There were two basic models, one having 28-inch fin span for both horizontal and vertical fins , and one with 28-inch vertical and 34-inch horizontal fin span. Seven models were actually tested, namely, one finless , 23-inch and 34-inch fin spans without rings, 28-inch and 34-inch fin spans with 10-degree cone angle rings, and 28-inch and 34-inch fin spans with 5-degree cone angle rings.