CONTROL OF SEPARATORS. 



263 



Attempts have been made to remove the impurities in milk 

 by filtration ; straining through a fine wire sieve and through 



Fig. 36. — Section of Alfa-Laval Hand Separator. 



A, Holding pins for bowl ; B, bowl nut ; C, cream screw ; D, tubular 

 shaft ; E, top disc ; F, alfa discs ; (/. bowl hood ; H, bowl ring ; /, 

 driving wheel shaft ; J, bushing for driving wheel shaft ; K, driving 

 wheel ; L, guard ring ; iM, crank lever ; N, oil tube for worm wheel ; 

 O, guard ; P, worm wheel shaft ; Q, bushing for worm wheel shaft ; 

 R, worm wheel ; >s\ frame ; u, supply can ; b, milk faucet ; o, bracket ; 

 d, Hoat ; e, regulating cover ; /, regulating tube ; g, cream cover ; 

 h, skim milk cover ; '', lubricator for top-bearing ; /, lubricator fixture ; 

 k, top-bearing brass; /, top-bearing bushing; rn, top-bearing spring; 

 H, stop screw ; o, worm screw ; r, lubricator for bottom screw ; s, 

 lubricator fixture ; t, lower bushing ; ii, steel point ; v, nut for bottom 

 screw ; X, bottom screw ; y, waste oil catcher. 



