| 摘要 |
An animal confinement building includes an upper animal floor and a lower animal waste pit having a lower floor. Scrappers are mounted on a continuous cable movable back and forth the length of the lower pit floor. Controls for the cleaning system are mounted on a wall in the area of the upper floor out of the corrosive environment of the waste pit. A pair of cable stops are carried on the cable and operate limit switches which cause the motor to reverse directions and stop at the end of a completed cycle. A programmable control is provided for automatic operation of the cleaning system.
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