Seed Separator

Author:  Lyman, F. S.
Source:  US Patent 1,542,155
Doc ID:  1925001
Year of Publication:  1925
Abstract:  
The object of this invention is to provide a device for separating various kinds of seeds, grain and the like from each other in a rapid, certain and economical manner. This device is designed particularly for separating seeds of different specific gravity; or seeds differing in shape, such as substantially flat seeds and substantially spherical seeds, in which latter classes fall alfalfa seed and dodder seed respectively.