Water spray system for a dishwasher

A water spray system for a dishwasher having lateral sides, comprising:

• at least one spray tube rotatably mounted adjacent each lateral side of the dishwasher to rotate on the axis of the tube,
• a conduit device rotatably connected to each said spray tube for supplying water to said spray tube, and
• each said tube having a plurality of spray outlets along said tube, said spray outlets directed angularly relative to the tube radius for water discharged through said spray outlets to cause rotation of said tube;
• wherein said spray tubes extend in a vertical direction, each said spray tube being rotatably mounted on the inside of a cabinet of the dishwasher.

A water spray system for a dishwasher having lateral sides, comprising:

• at least one spray tube rotatably mounted adjacent each lateral side of the dishwasher to rotate on the axis of the tube,
• a conduit device rotatably connected to each said spray tube for supplying water to said spray tube, and
• each said tube having a plurality of spray outlets along said tube, said spray outlets directed angularly relative to the tube radius for water discharged through said spray outlets to cause rotation of said tube;
• wherein said rotatable mounting of each spray tube includes a pointed pin engaging a conical depression in one end of and on the axis of said spray tube.

A water spray system for a dishwasher having lateral sides, comprising:

• at least one spray tube rotatably mounted adjacent each lateral side of the dishwasher to rotate on the axis of the tube,
• a conduit device rotatably connected to each said spray tube for supplying water to said spray tube, and
• each said tube having a plurality of spray outlets along said tube, said spray outlets directed angularly relative to the tube radius for water discharged through said spray outlets to cause rotation of said tube;
• wherein each said spray tube is provided with an orifice at an inlet to each said spray tube for controlling the water flow to each said spray tube;
• and
• wherein the size of said orifice for each said spray tube is selected to provide an optimum water flow to all said spray tubes.

A water spray system for a dishwasher with an open front closable by a door, a rear wall, a ceiling, a bottom wall, side walls and a pump below the bottom wall for circulating wash and rinse water, comprising:

• an upper dish rack and a lower dish rack, each said dish rack being mounted for selective movement forwardly out the open front and rearwardly toward the rear wall,
• each said dish rack having lateral side portions adjacent the side walls and a rear portion;
• a manifold extending from the pump upwardly along the rear wall;
• a conduit mounted on and extending laterally along said rear portion of each said dish rack;
• a releasable water connection device between each said conduit and said manifold for supplying the water to said conduits from the pump when each said dish rack is moved rearwardly to the rear wall;
• and
• an elongated spray tube rotatably mounted on each said lateral side portion of each said dish rack for rotation on the axis of said spray tube, each said spray tube being rotatably connected to said conduit on that said dish rack for receiving the water, and each said spray tube having a plurality of outlets spaced along said spray tube and directed generally tangentially in the same circumferential direction for causing rotation of said spray tube.

A water spray system for a dishwasher with an open front closable by a door, a rear wall, a ceiling, a bottom wall, side walls and a pump below the bottom wall for circulating wash and rinse water, comprising:

• an upper dish rack and a lower dish rack, each said dish rack being mounted for selective movement forwardly out the open front and rearwardly toward the rear wall,
• each said dish rack having lateral side portions adjacent the side walls and rear portion;
• a manifold extending from the pump upwardly along the rear wall;
• a conduit mounted on and extending laterally along said rear portion of each said dish rack;
• a releasable water connection device between each said conduit and said manifold for supplying the water to said conduits from the pump when each said dish rack is moved rearwardly to the rear wall;
• a spray tube rotatably mounted on each said lateral side portion of each said dish rack and rotatably connected to said conduit on that said dish rack for receiving the water, each said spray tube having a plurality of outlets spaced along said spray tube and directed generally tangentially in the same circumferential direction for causing rotation of said spray tube;
• wherein said rotatable mounting of each spray tube includes a pointed pin engaging a conical depression on one end of and on the axle of said spray tube.

A water spray system for a dishwasher with an open front closable by a door, a rear wall, a ceiling, a bottom wall, side walls and a pump below the bottom wall far circulating wash and rinse water, comprising:

• an upper dish rack and a lower dish rack, each said dish rack being mounted for selective movement forwardly out the open front and rearwardly toward the rear wall,
• each said dish rack having lateral side portions adjacent the side walls and a rear portion;
• a manifold extending from the pump upwardly along the rear wall;
• a conduit mounted on and extending laterally along said rear portion of each said dish rack;
• a releasable water connection device between each said conduit and said manifold for supplying the water to said conduits from the pump when each said dish rack is moved rearwardly to the rear wall;
• a spray tube rotatably mounted on each said lateral side portion of each said dish rack and rotatably connected to said conduit on that said dish rack for receiving the water, each said spray tube having a plurality of outlets spaced along said spray tube and directed generally tangentially in the same circumferential direction for causing rotation of said spray tube;
• wherein each said spray tube is provided with an orifice at an inlet to each said spray tube for controlling the water flow to each said spray tube;
• and
• wherein the size of said orifice for each said spray tube is selected to provide an optimum water flow to all said spray tubes.

A water spray system for a dishwasher having a greater width than depth with an open front closable by a door, a rear wall, a ceiling, a bottom wall, side walls and a pump for circulating wash and rinse water, comprising:

• an upper dish rack and a lower dish rack, each said dish rack being mounted for selective movement forwardly out the open front and rearwardly toward the rear wall,
• each said dish rack having lateral side portions adjacent the side walls and a rear portion;
• a manifold extending from the pump upwardly along the rear wall;
• a conduit mounted on and extending laterally along said rear portion of each said dish rack;
• a releasable water connection device mounted on the rear portion of each said rack between each said conduit and said manifold for supplying the water to said conduits from the pump when each said dish rack is moved rearwardly to the rear wall;
• an upper spinner centrally mounted on the bottom of said upper dish rack and operatively connected to said releasable water connection device on said upper rack,
• a lower spinner centrally mounted below said lower dish rack and operatively connected to said pump;
• said spinners rotatable on a vertical axis and having spray openings for discharging the water and rotating said spinners;
• an elongated spray tube rotatably mounted on each said lateral side portion of each said dish rack to extend front to back for rotation on the axis of said spray tube, each said spray tube being rotatably connected to said conduit on that said dish rack for receiving the water, each said spray tube having a plurality of outlets spaced along said spray tube and directed generally tangentially in the same direction for causing rotation of said spray tube on the axis of said spray tube, and said plurality of outlets being spaced longitudinally and circumferentially;
• and
• an orifice device at an inlet of each said spray tube for controlling the water flow to each said spray tube.