1. A dishwasher comprising:
a tub configured to provide a space in which washing objects are held;
a spray arm including a plurality of channels through which washing water flows and at least one spray hole configured to spray the washing water supplied to the channels toward the washing objects;
a chamber configured to communicate with the plurality of the channels;
a washing water storage portion provided as a partition wall projected a preset height from a bottom surface of the chamber and including a storage space in which the washing water is stored for a preset time period;
a path guider penetrating the spray arm and an one end of the path guider provided in the chamber;
a washing water supply unit configured to supply the washing water to the chamber through the path guider; and
a path change unit rotatably provided in the chamber, wherein the path change unit includes
a path change unit body rotatable a preset angle by the pressure of the washing water supplied to the chamber,
a channel opening hole configured to open some of the channels according to the rotation of the path change unit body,
a buoyancy generating portion provided adjacent to the channel opening hole and configured to raise or fall the path change unit body when provided with the buoyancy by the washing water stored in the washing water storage portion, and
upper projections projected from tops of the buoyancy generating portion and the channel opening holes, to slidingly engage with an upper engaging portion formed in a lower portion of the spray arm.
2. The dishwasher of claim 1, wherein the path guider comprises,
a hollow tube extended from the spray arm to a position spaced apart a preset height from a bottom surface of the chamber, penetrating the path change unit, and an one end of the hollow tube supported by the spray arm; and
an outlet hole provided in the other end of the hollow tube and configured to exhaust washing water to the chamber.
3. The dishwasher of claim 2, wherein an outlet guider is provided in an inner bottom surface of the chamber and in the hollow tube to distribute the washing water flowing in the hollow tube to a space in the chamber.
4. The dishwasher of claim 3, wherein a center of the outlet guider is corresponding to a center of the hollow tube, and
the outlet guider is formed in a circular cone or cylinder shape, extended a preset height into the hollow tube from the bottom surface of the chamber.
5. The dishwasher of claim 2, wherein the path change unit body comprises a hollow tube inserting hole having a diameter which is larger than a diameter of the hollow tube, wherein the hollow tube is inserted through the hollow tube inserting hole, and the path change unit body rises or falls by the pressure and buoyancy of the washing water supplied to the chamber in a direction along the height of the hollow tube.
6. The dishwasher of claim 5, wherein the path change unit body comprises a plurality of support projections projected into the hollow tube inserting hole to slidingly move the path change unit body along an outer circumferential surface of the hollow tube.
7. The dishwasher of claim 5, wherein the number of the upper projections is corresponding to the number of the upper engaging portions.
8. The dishwasher of claim 7, wherein the buoyancy generating portions and the channel opening holes are alternatively formed at the path change unit body.
9. The dishwasher of claim 7, wherein the upper projection comprises,
a seating portion configured to engage with the upper engaging portion;
a first contact portion where started contacting with a lower surface of the upper engaging portion starts; and
a second contact portion where terminated contacting with the upper engaging portion ends.
10. The dishwasher of claim 9, wherein the upper projection comprises:
a first inclined surface having the height which is increasing from the seating portion to the first contact portion along a rotation direction of the path change unit body; and
a second inclined surface having the height which is decreasing from the first contact portion to the second contact portion along a rotation direction of the path change unit body.
11. The dishwasher of claim 9, wherein a distance between the seating portion and the hollow tube inserting hole is larger than a distance between the second contact portion and the hollow tube inserting hole.
12. The dishwasher of claim 7, wherein the upper projection is projected a preset height from a top surface of the path change unit body, and the upper engaging portion comprises an upper engaging portion inclined surface configured to seat the upper projection in the upper engaging portion along a rotation direction of the path change unit body.
13. The dishwasher of claim 1, further comprising:
a lower engaging portion provided in an inner bottom surface of the chamber; and
a lower projection provided in an outer circumferential surface of the path change unit body and configured to engage with the lower engaging portion so as to rotate the path change unit body a preset angle.
14. The dishwasher of claim 2, wherein the washing water storage portion is formed in an inner bottom surface of the chamber and configured to store the washing water exhausted from the outlet hole for a preset time period to generate an uniform buoyancy which is used in raising or dropping the path change unit.
15. The dishwasher of claim 14, wherein the washing water storage portion has a diameter which is larger than an outer diameter of the hollow tube and smaller than an inner circumferential diameter of the chamber.
16. The dishwasher of claim 15, wherein a stored water outlet hole is provided in the washing water storage portion and configured to communicate with an internal space of the chamber.
17. The dishwasher of claim 1, wherein a remaining water outlet hole is further provided in a bottom surface of the chamber and configured to make the chamber communicate with external air.
18. A dishwasher comprising:
a tub configured to provide a space in which washing objects are held;
a spray arm including a plurality of channels through which washing water flows and at least one spray hole configured to spray the washing water supplied to the channels toward the washing objects;
a chamber configured to communicate with the plurality of the channels;
a path guider penetrating the spray arm and an end of the path guider provided in the chamber;
a washing water supply unit configured to supply the washing water to the chamber through the path guider; and
a path change unit provided in the chamber and rotated a preset angle by the pressure of the washing water supplied to the chamber, wherein the path change unit includes
a path change unit body having a channel opening hole configured to open a prescribed number of the channels according to the rotation of the path change unit,
a buoyancy generating portion alternatively provided adjacent to the channel opening hole and configured to raise or fall the path change unit body, and
upper projections projected from tops of the buoyancy generating portion and the channel opening holes, of which a number of upper projections corresponds to the number of a upper engaging portions and configured to slidingly engage with the upper engaging portion formed in a lower portion of the spray arm.
19. The dishwasher of claim 18, wherein the path guider includes,
a hollow tube extended from the spray arm to a position spaced apart a preset height from a bottom surface of the chamber, and penetrating the path change unit body, one end of the hollow tube is supported by the spray arm; and
an outlet hole provided in the other end of the hollow tube and configured to exhaust washing water to the chamber.
20. The dishwasher of claim 19, wherein the chamber includes a washing water storage portion provided as a partition wall projected a preset height from a bottom surface of the chamber and having a storage space in which the washing water is stored for a preset time period.
21. The dishwasher of claim 20, wherein the washing water storage portion has a diameter which is larger than an outer diameter of the hollow tube and smaller than an inner circumferential diameter of the chamber.
22. The dishwasher of claim 21, wherein a stored water outlet hole is provided in the washing water storage portion and configured to communicate with an internal space of the chamber.
23. The dishwasher of claim 19, wherein the upper projection comprises:
a seating portion configured to engage with the upper engaging portion;
a first contact portion where a contact with a lower surface of the upper engaging portion starts; and
a second contact portion where a contact with the upper engaging portion terminates.
24. The dishwasher of claim 23, wherein the upper projection comprises:
a first inclined surface having the height which is increasing from the seating portion to the first contact portion along a rotation direction of the path change unit body; and
a second inclined surface having the height which is decreasing from the first contact portion to the second contact portion along a rotation direction of the path change unit body.
25. The dishwasher of claim 23, wherein a distance between the seating portion and the hollow tube is larger than a distance between the second contact portion and the hollow tube.
26. The dishwasher of claim 18, wherein the upper projection is projected a preset height from a top surface of the path change unit body, and
the upper engaging portion includes an upper engaging portion inclined surface configured to seat the upper projection in the upper engaging portion along a rotation direction of the path change unit body.
27. A dishwasher comprising:
a cabinet having a tub, the tub being configured to receive items to be washed;
a pump to provide external received wash water or to recirculate wash water in the tub;
at least one spray arm having a flow path guide and first and second flow channels separated from each other and configured to receive wash water through the flow path guide, the flow path guide having a first opening to allow wash water to flow to the first flow channel and a second opening to allow wash water to flow to the second flow channel, the at least one spray arm having a plurality of first spray holes to eject wash water received through the first flow channel to items to be washed and at least one second spray hole to eject wash water received through the second flow channel to items to be washed; and
a valve coupled to the flow path guide and configured to open or close one of the first opening and the second opening, the valve having a rotatable float which opens or closes one of the first opening and the second opening based on the wash water received through the flow path guide.
28. The dishwasher of claim 27, wherein the rotatable float closes the first opening while opening the second opening at a first point in time, and the rotatable float rotates to open the second opening while closing the second opening at a second point in time, the second point in time being subsequent to the first point in time.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1-5. (canceled)
6. A composition to manage the development of amyotrophic lateral sclerosis, comprising:
at least one conjugate between poly-lysine and at least one anti-oxidant, and
at least one conjugate between poly-lysine and at least one fatty acid.
7. The composition according to claim 6, further comprising:
at least one conjugate between poly-lysine and at least one amino acid derivative.
8. The composition according to claim 6, wherein the composition is able to trap reactive oxygen radicals.
9. The composition according to claim 7, wherein the poly-lysine is poly-L-lysine.
10. The composition according to claim 9, wherein the poly-L-lysine conjugates are:
Oleic acid\u2014poly-L-lysine\u2014thioctic acid,
Oleic acid\u2014poly-L-lysine\u2014myristic acid,
Oleic acid\u2014poly-L-lysine\u2014palmitic acid,
Oleic acid\u2014poly-L-lysine\u2014lauric acid,
Oleic acid\u2014poly-L-lysine\u2014linoleic acid,
Oleic acid\u2014poly-L-lysine\u2014palmitoleic acid,
Oleic acid\u2014poly-L-lysine\u2014caprylic acid,
Trans, trans-farnesyl-L-cysteine\u2014poly-L-lysine\u2014palmitic acid,
Cholesterol\u2014poly-L-lysine\u2014oleic acid,
L-Cysteine\u2014reduced glutaric aldehyde\u2014poly-L-lysine,
L-Cysteine\u2014glutaric anhydride\u2014poly-L-lysine,
Taurine\u2014reduced glutaric aldehyde\u2014poly-L-lysine,
Taurine\u2014glutaric anhydride\u2014poly-L-lysine,
L-Methionine\u2014reduced glutaric aldehyde\u2014poly-L-lysine,
L-Methionine\u2014glutaric anhydride\u2014poly-L-lysine,
L-Glutathione\u2014reduced glutaric aldehdye\u2014poly-L-lysine,
Alpha-tocopherol succinate\u2014poly-L-lysine,
Ascorbic acid\u2014poly-L-lysine,
Oleic acid\u2014poly-L-lysine\u2014coenzymeQ10,
Oleic acid\u2014poly-L-lysine\u2014retinoic acid,
Pantothenic acid\u2014poly-L-lysine\u2014oleic acid,
Biotin\u2014poly-L-lysine,
Uric acid\u2014formaldehyde\u2014poly-L-lysine,
Agmatine\u2014reduced glutaric aldehyde\u2014poly-L-lysine, and
Glucosamine\u2014glutaric anhydride\u2014poly-L-lysine.
11. The composition according to claim 6, further comprising a pharmaceutically acceptable carrier.
12. A method of treating amyotophic lateral sclerosis, comprising administering a composition comprising an effective amount of at least one conjugate between poly-lysine and at least one anti-oxidant, and at least one conjugate between poly-lysine and at least one fatty acid to a subject in need thereof.
13. The method according to claim 12, wherein the composition further comprises at least one conjugate between poly-lysine and at least one amino acid derivative.
14. The method according to claim 12, wherein the composition traps reactive oxygen radicals.
15. The method according to claim 13, wherein the poly-lysine is poly-L-lysine.
16. The method according to claim 15, wherein the poly-L-lysine conjugates are:
Oleic acid\u2014poly-L-lysine\u2014thioctic acid,
Oleic acid\u2014poly-L-lysine\u2014myristic acid,
Oleic acid\u2014poly-L-lysine\u2014palmitic acid,
Oleic acid\u2014poly-L-lysine\u2014lauric acid,
Oleic acid\u2014poly-L-lysine\u2014linoleic acid,
Oleic acid\u2014poly-L-lysine\u2014palmitoleic acid,
Oleic acid\u2014poly-L-lysine\u2014caprylic acid,
Trans, trans-farnesyl-L-cysteine\u2014poly-L-lysine\u2014palmitic acid,
Cholesterol\u2014poly-L-lysine\u2014oleic acid,
L-Cysteine\u2014reduced glutaric aldehyde\u2014poly-L-lysine,
L-Cysteine\u2014glutaric anhydride\u2014poly-L-lysine,
Taurine\u2014reduced glutaric aldehyde\u2014poly-L-lysine,
Taurine\u2014glutaric anhydride\u2014poly-L-lysine,
L-Methionine\u2014reduced glutaric aldehyde\u2014poly-L-lysine,
L-Methionine\u2014glutaric anhydride\u2014poly-L-lysine,
L-Glutathione\u2014reduced glutaric aldehdye\u2014poly-L-lysine,
Alpha-tocopherol succinate\u2014poly-L-lysine,
Ascorbic acid\u2014poly-L-lysine,
Oleic acid\u2014poly-L-lysine\u2014coenzymeQ10,
Oleic acid\u2014poly-L-lysine\u2014retinoic acid,
Pantothenic acid\u2014poly-L-lysine\u2014oleic acid,
Biotin\u2014poly-L-lysine,
Uric acid\u2014formaldehyde\u2014poly-L-lysine,
Agmatine\u2014reduced glutaric aldehyde\u2014poly-L-lysine, and
Glucosamine\u2014glutaric anhydride\u2014poly-L-lysine.
17. The method according to claim 12, wherein the composition further comprises a pharmaceutically acceptable carrier.