A dishwasher has a washing compartment; an air-guiding channel; and a sorption drying system to dry items to be washed. The sorption drying system includes a sorption compartment with reversibly dehydratable sorption drying material. The sorption compartment is connected to the washing compartment b
A dishwasher has a washing compartment; an air-guiding channel; and a sorption drying system to dry items to be washed. The sorption drying system includes a sorption compartment with reversibly dehydratable sorption drying material. The sorption compartment is connected to the washing compartment by the air-guiding channel for passage of an air flow. The sorption compartment has a sorption unit with the sorption drying material. The geometric shape of the sorption compartment is such that the sorption unit is provided with a default through-flow direction for the air flow substantially in or against the direction of gravity.
대표청구항▼
1. A dishwasher, comprising: a washing compartment;an air-guiding channel; anda sorption drying system to dry items to be washed, the sorption drying system having a sorption compartment with reversibly dehydratable sorption drying material, wherein the sorption compartment is connected to the washi
1. A dishwasher, comprising: a washing compartment;an air-guiding channel; anda sorption drying system to dry items to be washed, the sorption drying system having a sorption compartment with reversibly dehydratable sorption drying material, wherein the sorption compartment is connected to the washing compartment by the air-guiding channel for passage of an air flow; wherein:the sorption compartment has a sorption unit having the sorption drying material;the sorption compartment has a geometric shape such that the sorption unit is provided with a default through-flow direction for the air flow substantially in or against the direction of gravity; andthe air-guiding channel is coupled to the sorption compartment such that the air flow opens into the sorption compartment with an inflow direction and switches to the default through-flow direction prior to the sorption drying material due at least in part to a surface within the sorption compartment, angled between horizontal and vertical, that deflects the air flow. 2. The dishwasher of claim 1, wherein the dishwasher is a household dishwasher. 3. The dishwasher of claim 1, wherein the sorption unit is arranged in the sorption compartment such that the air flow out of the washing compartment flows through a fill volume of the sorption drying material in a substantially vertical through-flow direction against the direction of gravity. 4. The dishwasher of claim 1, wherein the sorption compartment has a through-flow space; and wherein the sorption compartment is embodied and arranged such that a substantially vertical through-flow direction is imposed upon the through-flow space of the sorption compartment. 5. The dishwasher of claim 1, wherein the sorption compartment has one of a substantially pot, tubular, sleeve, and cylindrical shape. 6. The dishwasher of claim 1, wherein the sorption compartment has one of at least one side wall and at least one casing which is one of partially and wholly arranged substantially in a vertical positional plane. 7. The dishwasher of claim 6, wherein the sorption compartment has a substantially horizontally arranged base part and a substantially horizontally arranged cover part. 8. The dishwasher of claim 1, wherein the sorption drying material in the sorption unit of the sorption compartment fills a fill volume which has a flow intake cross-sectional area arranged substantially perpendicularly to the through-flow direction and a flow discharge cross-sectional area arranged substantially parallel to the through-flow direction. 9. The dishwasher of claim 1, wherein the sorption compartment has a housing jacket; wherein the interior of the housing jacket of the sorption compartment has at least one substantially horizontally arranged lower air-permeable base element as an integral part of the sorption unit; and wherein the sorption drying material of the sorption unit is supported on the lower air-permeable base element. 10. The dishwasher of claim 9, wherein the housing jacket forms a peripheral side-casing around the lower air-permeable base element such that the sorption drying material on the lower air-permeable base element is circumferentially laterally enclosed beyond a predetermined layer height. 11. The dishwasher of claim 9, wherein the interior of the housing jacket of the sorption compartment has an upper air-permeable cover element which is positioned at a predetermined layer height from the lower air-permeable base element and which is arranged substantially horizontally as an integral part of the sorption unit. 12. The dishwasher of claim 11, wherein the sorption compartment has a lateral housing jacket; wherein the sorption unit of the sorption compartment has one of a lower sieve element and a lower grid element which is arranged substantially horizontally as the lower air-permeable base element and one of an upper sieve element and an upper grid element which is arranged substantially horizontally as the air-permeable cover element at a predefined vertical distance from one another; and wherein a spatial volume between the two substantially horizontally arranged one of the sieve elements and the grid elements and the lateral housing jacket of the sorption compartment is filled essentially completely with the sorption drying material. 13. The dishwasher of claim 1, wherein the sorption unit of the sorption compartment has an intake cross-sectional area and a discharge cross-sectional area; and wherein the intake cross-sectional area and the discharge cross-sectional area of the sorption unit are substantially equal in size. 14. The dishwasher of claim 13, wherein the intake cross-sectional area and the discharge cross-sectional area of the sorption unit of the sorption compartment are arranged substantially congruently in relation to one another. 15. The dishwasher of claim 1, wherein the sorption unit has a through-flow cross-sectional area; and wherein the sorption drying material is supported in the sorption compartment in form of the sorption unit such that substantially each entry point of the through-flow cross-sectional area of the sorption unit is subjected to a substantially equal air volume flow rate. 16. The dishwasher of claim 1, wherein the sorption compartment, when viewed in the through-flow direction of the sorption compartment, has at least one substantially vertical layered arrangement including a lower hollow cavity and the sorption unit; and wherein the sorption unit is arranged above the lower hollow cavity and, in the through-flow direction, downstream of the sorption compartment. 17. The dishwasher of claim 1, further comprising a heater which is at least one of: arranged in the air-guiding channel upstream of the sorption compartment when viewed in the direction of air inflow; andarranged upstream of the sorption unit of the sorption compartment in a housing of the sorption compartment when viewed in the through-flow direction of the sorption compartment. 18. The dishwasher of claim 17, wherein, when viewed against the direction of gravity, the sorption compartment has a substantially vertical layered arrangement including the heater and the sorption unit downstream of the heater. 19. The dishwasher of claim 17, wherein the sorption compartment has a base and a lower cavity; and wherein the heater is in the lower cavity close to the base of the sorption compartment. 20. The dishwasher of claim 17, wherein, when viewed against the direction of gravity, an intermediate space is provided between the heater and the sorption unit is downstream of the heater when viewed in the through-flow direction. 21. The dishwasher of claim 1, wherein, when viewed in the through-flow direction, the sorption compartment has an upper cavity above the sorption unit of the sorption compartment to collect outflowing air. 22. The dishwasher of claim 1, wherein the inflow direction is substantially horizontal; and wherein the through-flow direction is substantially vertical. 23. The dishwasher of claim 1, wherein the air-guiding channel has a tube portion on an inlet end of the air-guiding channel that opens into the sorption compartment such that an inflow direction of the air-guiding channel is diverted into a through-flow direction of the sorption compartment. 24. The dishwasher of claim 23, wherein the inflow direction is diverted into the through-flow direction by between 45° and 135°. 25. The dishwasher of claim 24, wherein the inflow direction is diverted into the through-flow direction by approximately 90°. 26. The dishwasher of claim 1, wherein an outflow direction of the air flow exiting the sorption compartment corresponds substantially to the through-flow direction of the sorption compartment. 27. The dishwasher of claim 1, further comprising a base module; wherein the washing compartment has a base; and wherein the sorption compartment is accommodated in the base module underneath the base of the washing compartment. 28. The dishwasher of claim 1, wherein the air-guiding channel is arranged substantially outside the washing compartment. 29. The dishwasher of claim 1, further comprising a fan; wherein the sorption compartment has an intake opening; wherein the air-guiding channel has an inlet-end tube portion; and wherein, when viewed in the direction of the air flow, the fan is inserted upstream of the sorption compartment into the inlet-end tube portion of the air-guiding channel to generate a forced air flow in the direction of the intake opening of the sorption compartment. 30. The dishwasher of claim 29, further comprising a base module underneath the washing compartment, wherein the fan is arranged in a base module underneath the washing compartment. 31. The dishwasher of claim 1, wherein the sorption compartment has an intake opening; wherein the air-guiding channel has an inlet connecting piece; and wherein a first through-flow cross-sectional area for the sorption drying material in the interior of the sorption compartment is greater than a second through-flow cross-sectional area of the inlet connecting piece with which the air-guiding channel opens into the intake opening of the sorption compartment. 32. The dishwasher of claim 31, wherein the first through-flow cross-sectional area of the sorption compartment is between 2 times and 40 times greater than the second through-flow cross-sectional area of the inlet connecting piece of the air-guiding channel. 33. The dishwasher of claim 32, wherein the first through-flow cross-sectional area of the sorption compartment between 4 times and 30 times greater than the second through-flow cross-sectional area of the inlet connecting piece of the air-guiding channel. 34. The dishwasher of claim 33, wherein the first through-flow cross-sectional area of the sorption compartment between 5 times and 25 times greater than the second through-flow cross-sectional area of the inlet connecting piece of the air-guiding channel. 35. The dishwasher of claim 1, further comprising an outflow component; wherein the washing compartment has a base with a through opening; and wherein the sorption compartment has an upper cover part with an outflow opening that is connected, via the through opening in the base of the washing compartment, to the interior of the washing compartment by means of the outflow component. 36. The dishwasher of claim 35, wherein the outflow opening has a through-flow cross-sectional area less than a discharge cross-sectional area of the sorption unit of the sorption compartment. 37. The dishwasher of claim 36, wherein the through-flow cross-sectional area of the outflow opening is between 2 times and 40 times less than the discharge cross-sectional area of the sorption unit of the sorption compartment. 38. The dishwasher of claim 36, wherein the through-flow cross-sectional area of the outflow opening is between 4 times and 30 times less than the discharge cross-sectional area of the sorption unit of the sorption compartment. 39. The dishwasher of claim 36, wherein the through-flow cross-sectional area of the outflow opening is between 5 times and 25 times less than the discharge cross-sectional area of the sorption unit of the sorption compartment. 40. The dishwasher of claim 1, wherein the sorption unit has an intake cross-sectional area; and wherein a fill height of the sorption drying material, when viewed across the intake cross-sectional area of the sorption unit of the sorption compartment, is substantially constant. 41. The dishwasher of claim 1, wherein the sorption drying material contains at least one of: aluminum;silicon oxide;silica gel; andzeolite. 42. The dishwasher of claim 41, wherein the zeolite is at least one of type A, type X, and type Y. 43. The dishwasher of claim 1, wherein the sorption drying material in the sorption compartment is provided as a fill in the form of one of a granular solid and a granulate having a plurality of particles with a grain size of substantially between 1 and 6 mm; and wherein a fill height of the plurality of particles is at least 5 times the grain size of the plurality of particles. 44. The dishwasher of claim 43, wherein the grain size is between 2.4 mm and 4.8 mm. 45. The dishwasher of claim 43, wherein the fill height in the direction of gravity is substantially between 5 times and 40 times the grain size. 46. The dishwasher of claim 45, wherein the fill height in the direction of gravity is substantially between 10 times and 15 times the grain size. 47. The dishwasher of claim 43, wherein the fill height is substantially between 1.5 cm and 25 cm. 48. The dishwasher of claim 47, wherein the fill height is substantially between 2 cm and 8 cm. 49. The dishwasher of claim 48, wherein the fill height is substantially between 4 cm and 6 cm. 50. The dishwasher of claim 43, wherein the one of the granular solid and the granulate has a plurality of substantially spherical particles. 51. The dishwasher of claim 1, wherein the sorption drying material is one of a granular solid and a granulate with an average fill density of at least 500 kg/m3. 52. The dishwasher of claim 51, wherein the average fill density is between 500 and 800 kg/m3. 53. The dishwasher of claim 52, wherein the average fill density is between 600 kg/m3 and 700 kg/m3. 54. The dishwasher of claim 53, wherein the average fill density is between 630 kg/m3 and 650 kg/m3. 55. The dishwasher of claim 54, wherein the average fill density is approximately 640 kg/m3. 56. The dishwasher of claim 1, further comprising at least one flow-conditioning element in at least one of the sorption compartment and an end of a tube portion of the air-guiding channel that is connected to the sorption compartment such that an equalization of a local flow cross-sectional profile of the air flow is effected as the air flow flows through the sorption compartment in the through-flow direction of the sorption compartment. 57. The dishwasher of claim 1, wherein the sorption compartment is made of a heat-resistant material. 58. The dishwasher of claim 57, wherein the heat-resistant material is metal sheet. 59. The dishwasher of claim 58, wherein the heat-resistant material is one of stainless steel and a stainless steel alloy. 60. The dishwasher of claim 1, wherein the sorption compartment at least one of: is embodied at least in a deposition region of the sorption drying material in at least a double-walled manner; andhas a heat-resistant insulating element on at least one of the outside and the inside of the sorption compartment. 61. The dishwasher of claim 1, wherein the surface is angled at about 45 degrees with respect to the air inflow direction.
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이 특허에 인용된 특허 (10)
Robert David Anderson ; Matthew David Anderson, Combination closed-circuit washer and drier.
Gallagher James E. (Kingwood TX) Beaty Ronald E. (Katy TX) Lanasa Paul J. (Houston TX), Flow conditioner profile plate for more accurate measurement of fluid flow.
Khelifa Noureddine (Stuttgart DEX) Krumbach Karl-Gerd (Burgstetten DEX) Lohle Michael (Esslingen DEX) Abersfelder Gunter (Sindelfingen DEX) Grantz Helmut (Sindelfingen DEX) Odebrecht Wolfgang (Sindel, Process and apparatus for heating the passenger compartment of a motor vehicle.
Komarneni Sridhar (State College PA) Malla Prakash B. (State College PA), Silica gels of controlled pore size as desiccant materials and processes for producing same.
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