Spray arm bearing and dishwasher with a spray arm arrangement

A spray arm arrangement for a dishwashing machine, the spray arm arrangement comprising:

• a liquid inlet (10), a spray arm bearing (1) connected to the liquid inlet (10), wherein the spray arm bearing (1) includes a bearing element (2), a flow-guide device (3) and at least one crossbar (4) extending between the bearing element (2) and the flow-guide device (3) to couple the flow-guide device to the bearing element (2), whereby the bearing element (2) comprises a through-opening for the passage of a fluid, wherein the bearing element (2), the at least one crossbar (4) and the flow-guide device (3) are integrally formed as a one-piece unit and that a base area (D2) of the flow-guide device (3) corresponds to a base area (D1) of the through-opening or lies within the base area (D1) of the through-opening, and a spray arm (20) mounted to the bearing element (2) of the spray arm bearing (1).

A spray arm bearing (1) with a bearing element (2) for mounting a spray arm (20) and a flow-guide device (3) connected to the bearing element (2), the flow-guide device (3) comprising a guiding surface (6) that is rotationally symmetrical and is concavely curved from a center in the radial direction for deflecting a fluid flowing axially toward an axis of rotation into a radial direction, whereby the bearing element (2) comprises a through-opening for the passage of fluid, characterized in that the base area (D2) of the flow-guide device (3) corresponds to the base area (D1) of the through-opening or lies within the base area (D1) of the through-opening.