Abstract
In this report, the economy studies are presented in the case of making the selection of looms under conditions with the following items given : (1)production length per year, (2)number of looms, and(3)floor space of factory.For the better selection of looms under the given condition, (1)the comparison was made in operation between 2 shifts and 3 shifts, (2)the sensitive analyses of several factors were carried out, and(3)the effects of variations of factors were compared between two looms.