milker

noun, a device for the mechanical milking of cows, etc., using intermittent suction via a cup placed on each teat; a milking machine (“milker, n.1.” OED); see also milker (animal), milker (person)

“One morning she went to put the milker on, and the cow kicked her right there on the nose.”

“We used to milk by hand in the spring before, until we got enough to be worth starting up the milkers, and we had to wash the milkers.”

“It was a long time before we had milkers.”

“You used to have a pet toad.”
“Oh yeah, and I had his little bathtub for him. I used to wash the milkers there, and then I’d take some of the rinse water and make him a little well, and he’d come in there.”