MILK IN THE SEPARATOR-DRUM. 



121 



Fig. 28. Sectional Illustration of the Alexandra Cream-separator. 



2, Float for regulating inflow of milk from large receiving tin ; 3, strainer for new milk ; 107, cast- 

 iron cover ; 108, inlet funnel holding strainer for new milk ; 109, inlet tube in which No. 108 

 fits to lead new milk into steel cylinder No. 9 ; 6, large tin cover over which the separated 

 milk flows ; 7, small tin cover over which the cream flows ; 9, steel cylinder in which milk is 

 separated ; 10, screw for regulating thickness of cream ; 11, outlet tube for cream ; 12, outlet 

 tube for milk; 13, cast-steel spindle with ball-shaped head, on which the steel cylinder rests 

 and balances itself perfectly in running ; 14, steel pin for bottom of No. 13, which when worn 

 can be taken out by being heated slightly, and another put in ; 15, steel balls for footstep 

 bearing, on which No. 14 runs ; 83, steel set-pin with lock nut for all bottom bearings : by 

 slackening the lock nut and screwing this set-screw to the right or left the spindle No. 13 can 

 be raised or lowered as desired; 84, bevel pinion with 23 teeth, and spur-wheel with 120 teeth; 

 85, steel pinion with 16 teeth on spindle with leather wheel; 86, leather spur-wheel with 

 98 teeth and brass flanges each side ; 87, steel pinion with 17 teeth on No. 13 ; 88, steel spindle 

 for carrying leather wheel ; 89, steel spindle for bevel pinion and spur-wheel ; 79, brass bush- 

 ing for No. 88; 80, bottom bearing for No. 79; 81, bottom bearing for No. 13; 82, bottom 

 bearing for spindle with bevel pinion ; 65, bevel wheel with 108 teeth ; 49, handle ; 48, handle 

 spindle ; 28, main bushing for spindle ; 110, india-rubber ring for No. 28, to give elasticity to 

 spindle and prevent vibration with bowl; 111, thin india-rubber ring for cast-iron top, to 

 make same water-tight; 76, cast-iron casing with fastenings and thumb nuts holding cylinder; 

 77, cast-iron casing holding gearing 78, cast-iron base which can be taken out by unscrewing 

 set-screws and putting the two screw handles sent with each machine in their places. 



