roller bed

/R OW1 L ER0 B EH0 D/
noun
  1. 1

    A lorry deck fitted with rollers to facilitate loading and unloading, often of pallets and aircraft cargo containers.

  2. 2

    A frame containing rollers as part of a conveyer system.

  3. 3

    The part of a roller brake tester, consisting of rollers fitted flush with the floor of the testing station.