| 释义 |
plansifter|ˈplænsɪftə(r)|
[f. plan n. + sifter.]
A machine consisting of a mechanically agitated set of superimposed flat sieves of differing mesh, used in flour milling for separating and grading the broken grain.
Registered in the U.S. as a proprietary name.
1905Official Gaz. (U.S. Patent Office) 26 Dec. 2502/1 Shaking-Bolts. Barnard & Leas Manufacturing Company, Maline, Ill. Plansifter. 1908Engineering 2 Oct. 429/2 Flour was dressed through long reels, called ‘bolters’, some of which were about 20 ft. long. These cumbersome machines..have given way in this country to the more adaptable centrifugal dresser, and on the Continent to the plansifter. 1936J. H. Scott Flour Milling Processes ix. 200 The type of plansifter used..in this country is the free-swinging, balanced crank pattern, driven by a central vertical shaft. 1964M. Pyke Food Sci. & Technol. iii. 43 In a modern mill, the broken grain from the plan⁓sifter associated with the first break roll will be passed to a second break roll where a little more flour will be sifted out. |