Page "learned" Paragraph 1316

The wheel ( cage ) is 20 to 24 inches inside diameter and 20 to 24 inches inside length.

There are three fins each approximately three inches wide extending the full length of the inside of the wheel.

One fin is located every 120-degrees around the inside diameter of the wheel.

The wash wheel rotates at a speed of 30 revolutions per minute, making five to ten revolutions before reversing.

The water inlets are large enough to permit filling the wheel to an eight-inch level in less than two minutes, and the outlet is large enough to permit discharge of this same amount of water in less than two minutes.

The machine is equipped with a pipe for injecting live steam that is capable of raising the temperature of water at an eight-inch level from 110-degrees to 140-degrees-F ( 38*0 to 60*0C. ) in less than two minutes.

The machine shall contain an opening for the insertion of a thermometer or other equivalent equipment for determining the temperature of the water during the washing and rinsing procedures.

It is equipped with an outside water gauge that will indicate the level of the water in the wheel.