Western States Mach. Co. v. S. S. Hepworth Co.

BYERS, District Judge.

These causes, consolidated for trial, present conventional issues of infringement and validity of five patents, three of which deal with mechanism to 'control the successive purging, washing and drying of sugar in centrifugal machines in sugar refineries and factories; the remaining two cover, respectively, a syrup separator, and a water cooled brake. These devices promote the successful accomplishment of the tasks of the contrifugal machines.

Purging is the first step in the sequence in which the so-called green syrup (containing about 95% pure sugar) is “centrifuged” or…