Rub′ber.
A polisher. 1. A grinding agent, as emery or glass paper. 2. a. Caoutchouc. See India-rubber; Caout-Chouc. b. A block of caoutchouc for erasing pencil-marks. 3. A coarse file. 4. A whetstone.5. (Fabric.) a. A coarse, unbleached flax toweling for rubbing the body after bathing. b. A coarse towel used for drying horses.
6. (Masonry.) A board or block used in grinding or polishing. In the moldings of stone, an iron rubber mounted on a wooden stock is employed for fillets, beads, and astragals. These rubbers have convex or concave faces, according to the required contour of the work. A stone or wooden block covered with thick felt is used for polishing stone and marble.
7. (Electricity.) a. That part of an electrical machine which rubs against the cylinder or disk. b. The moving pad or piston of an electrophorus.
8. (Nautical.) A tool for flattening down the seams in sail-making. 9. A roll of cloth charged with emery, rottenstone, or other abradant or polishing material, for surfacing plates.
10. (Vehicle.) The part of the wagon-lock which presses against the wheels.
Iron rubber; cloth rubber. |