1. A wash tube for a dishwasher having a wash chamber, a rack movable between an extended loading position substantially out of the washer chamber and a retracted washing position within the wash chamber, a water manifold in a rear wall of the wash chamber, and a spray arm for spraying water onto objects to be cleaned, the wash tube comprising:
an elongated body having a first end adapted to releasably dock with the manifold at approximately a 90\xb0 angle and a second end adapted to be mounted to the spray arm; and
a cap connected to the first end and having a horizontally disposed U-shaped perimeter edge defining a water inlet to redirect water flow approximately 90\xb0 from the manifold to the body.
2. The wash tube of claim 1 wherein the cap is tapered to facilitate docking of the wash tube into the manifold.
3. The wash tube of claim 1 wherein the inlet opening of the cap is downwardly facing.
4. The wash tube of claim 1 wherein the cap has a curved inner surface to capture water and to reduce the velocity of water flow at the first end of the body and to increase the pressure of water in the body.
5. The wash tube of claim 1 wherein the cap extends substantially through the manifold.
6. The wash tube of claim 1 wherein the body includes a flexible portion to facilitate docking.
7. The wash tube of claim 1 wherein the body includes bellows for flexibility.
8. The wash tube of claim 1 wherein the body is curved along its length.
9. The wash tube of claim 1 wherein the first end of the body is round, and the cap has a semi-circular end mating with an upper portion of the first end.
10. A wash tube for a dishwasher having a wash chamber, a rack movable between an extended loading position substantially out of the washer chamber and a retracted washing position within the wash chamber, a water manifold in a rear wall of the wash chamber, and a spray arm for spraying water onto objects to be cleaned, the wash tube comprising:
an elongated body having a first end adapted to releasably dock with the manifold and a second end adapted to be mounted to the spray arm; and
a cap on the first end and having a concave inner surface and a downwardly directed inlet opening so that the inner surface captures water from the manifold and redirects the water into the body of the wash tube.
11. The wash tube of claim 10 wherein the cap is adapted to engage a back inner surface of the manifold without restricting water flow into the inlet opening of the first end.
12. The wash tube of claim 10 wherein the cap reduces water velocity and increases water pressure in the body.
13. The wash tube of claim 10 wherein the body includes a flexible portion to facilitate docking.
14. The wash tube of claim 10 wherein the body includes bellows for flexibility.
15. The wash tube of claim 10 wherein the second end of the tube includes a downwardly directed outlet opening for directing water into the wash arm.
16. The wash tube of claim 10 wherein the cap has a horizontally disposed, U-shaped perimeter edge defining the inlet opening.
17. The wash tube of claim 10 wherein the first end of the body is round, and the cap has a semi-circular end mating with an upper portion of the first end.
18. The wash tube of claim 10 wherein the body extends approximately 90\xb0 from the manifold and the cap redirects the flow of water approximately 90\xb0 from the manifold to the body.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A rotor pole crossover connection joint in a rotating electrical machine comprising:
a rotor coil comprising a stack of coil straps including a bottom coil strap located at a radially inner side of said rotor coil and a first coil strap stacked atop said bottom coil strap so as to extend beyond a termination of said bottom coil strap exposing a bottom surface of said first coil strap;
a rotor pole crossover comprising a rotor pole crossover leg;
a single piece connector that couples said termination of said bottom coil strap to said rotor pole crossover leg comprising:
a body member;
a coil-side connector arm having a coil end that connects to said termination of said bottom coil strap and extends such that an arm surface is positioned adjacent to said exposed bottom surface of said first coil strap;
a first shoulder that integrally couples said coil-side connector arm to said body member;
a crossover-side connector arm having a crossover end that connects to said crossover leg; and
a second shoulder that integrally couples said crossover-side connector arm to said body member so as to define a space between a face of said crossover-side connector arm and a radially inwardly facing side of said rotor coil.
2. The connection joint of claim 1, wherein said coil-side connector arm and said crossover-side connector arm extend away from said body member in either the same direction or in opposite directions.
3. The connection joint of claim 1, wherein said single piece connector further comprises a non-annealed copper material.
4. The connection joint of claim 1, wherein:
said first shoulder is configured to reduce a first stress concentration in said single piece connector; and
said second shoulder is configured to reduce a second stress concentration in said single piece connector.
5. The connection joint of claim 1, further comprising:
a first scarf joint between said termination of said bottom coil strap and said coil end of said coil-side connector arm; and
a second scarf joint between said crossover leg and said crossover end of said crossover-side connector arm.
6. The connection joint of claim 5, wherein said first scarf joint and said second scarf joint comprise brazed scarf joints.
7. The connection joint of claim 6, wherein:
said first scarf joint is located a spaced distance from said first shoulder; and
said second scarf joint is located a spaced distance from said second shoulder.
8. A rotor assembly in a rotating electrical machine comprising:
first and second rotor coils, each of said first and second rotor coils comprising a stack of coil straps including a bottom coil strap located at a radially inner side of a respective one of said rotor coils;
a first crossover connection joint integrally extending from said bottom coil strap of said first rotor coil and comprising a first single piece connector having:
a first body member;
a first crossover-side connector arm; and
a first shoulder that integrally couples said first crossover-side connector arm to said first body member so as to define a space between a face of said first crossover-side connector arm and a radially inwardly facing side of said first rotor coil;
a second crossover connection joint integrally extending from said bottom coil strap of said second rotor coil and comprising a second single piece connector having:
a second body member;
a second crossover-side connector arm; and
a second shoulder that integrally couples said second crossover-side connector arm to said second body member so as to define a space between a face of said second crossover-side connector arm and a radially inwardly facing side of said second rotor coil; and
a rotor pole crossover having a first crossover leg coupled to said first crossover-side connector arm and a second crossover leg coupled to said second crossover-side connector arm so as to position said rotor pole crossover between said first and second crossover connection joints.
9. The rotor assembly of claim 8, wherein:
said first crossover-side connector arm of said first crossover connection joint extends away from said first body member in a first direction and said bottom coil strap of said first rotor coil extends away from said first body member in a second direction opposite from said first direction; and
said second crossover-side connector arm of said second crossover connection joint and said bottom coil strap of said second rotor coil extend away from said second body member in a single direction.
10. The rotor assembly of claim 8, wherein said first crossover connection joint and said second crossover connection joint further comprise a non-annealed copper material.
11. The rotor assembly of claim 8, wherein:
said first shoulder is configured to reduce a first stress concentration in said first crossover connection joint; and
said second shoulder is configured to reduce a second stress concentration in said second crossover connection joint.
12. The rotor assembly of claim 8, further comprising:
a first scarf joint between said first crossover-side connector arm and said first crossover leg; and
a second scarf joint between said second crossover-side connector arm and said second crossover leg, wherein said first scarf joint and said second scarf joint comprise brazed scarf joints.
13. The rotor assembly of claim 12, wherein:
said first scarf joint is located a spaced distance from said first shoulder; and
said second scarf joint is located a spaced distance from said second shoulder.
14. The connection joint of claim 1, wherein said body member extends radially inwardly from said coil-side connector arm to said crossover-side connector arm.
15. The connection joint of claim 8, wherein:
said first single piece connector comprises a coil-side connector arm connected to a termination of said bottom coil strap of said first rotor coil, and said first body member extends radially inwardly from said coil-side connector arm to said crossover-side connector arm of said first single piece connector; and
said second single piece connector comprises a coil-side connector arm connected to a termination of said bottom coil strap of said second rotor coil, and said second body member extends radially inwardly from said coil-side connector arm to said crossover-side connector arm of said second single piece connector.