Doffer

noun

1. One who or that which doffs; specifically, a revolving cylinder in a carding-machine, which doffs or strips off the cotton from the cards. See cut under carding-machine.
2. A revolving cylinder, or a vibrating bar, with teeth, in a carding machine, which doffs, or strips off, the fiber from the cards.
3. A worker who replaces full bobbins by empty ones on the throstle or ring frames.
4. A revolving cylinder, or a vibrating bar with teeth, in a carding machine, which doffs, or strips off, the cotton or fiber from the cards.
5. A worker who replaces full bobbins by empty ones on the throstle or ring frames.