A water filter device including a filter unit to receive water from an external water supply source and to purify the received water, a storage tank unit to store the water purified through the filter unit, and a case to receive the filter unit and the storage tank unit.
대표청구항▼
1. A refrigerator comprising: a cabinet to define an outer appearance of the refrigerator and having a storage chamber therein; anda water filter device installed in the storage chamber, to purify water supplied from an external water supply source,wherein the water filter device comprises a filter
1. A refrigerator comprising: a cabinet to define an outer appearance of the refrigerator and having a storage chamber therein; anda water filter device installed in the storage chamber, to purify water supplied from an external water supply source,wherein the water filter device comprises a filter unit to purify the water supplied from the water supply source,a storage tank unit to store the water purified through the filter unit, andan enclosing case providing one-space to accommodate the filter unit and the storage tank unit,wherein the enclosing case mounts in the storage chamber and covers all external surfaces of the storage tank. 2. The refrigerator according to claim 1, wherein the filter unit further comprises: a water filter assembly; anda filter head assembly separably coupled to the water filter assembly. 3. The refrigerator according to claim 2, wherein the filter head assembly comprises: an inlet to allow the wafer from the water supply source to be introduced into the water filter assembly; andan outlet to allow the water purified through the water filter assembly to be discharged to the storage tank unit. 4. The refrigerator according to claim 3, wherein: a supply tube connected to the water supply source is connected to the inlet; anda connecting tube connected to the storage tank unit is connected to the outlet. 5. The refrigerator according to claim 4, further comprising: an ice maker to make ice installed in the storage chamber; anda dispenser to supply the water purified through the water filter device to an outside of the refrigerator. 6. The refrigerator according to claim 5, wherein a discharge tube is connected to the storage tank unit, to discharge the water from the storage tank unit to the ice maker and the dispenser. 7. The refrigerator according to claim 6, wherein the case is formed with a through hole to guide the supply tube and the discharge tube. 8. The refrigerator according to claim 2, wherein the filter head assembly comprises a first inlet and a first inlet passage, to guide the wafer from the water supply source to be introduced into the water filter assembly, and a first outlet and a first outlet passage, to guide the water purified through the water filter assembly to be discharged to the storage tank unit. 9. The refrigerator according to claim 8, wherein: a supply tube connected to the water supply source is connected to the first inlet; anda second inlet passage formed at the storage tank unit is connected to the first outlet. 10. The refrigerator according to claim 1, wherein the storage tank unit comprises a storage tank, and an inlet pipe inserted into the storage tank, to guide the water purified through the filter unit to be stored in the storage tank. 11. The refrigerator according to claim 9, wherein: the storage tank unit comprises a storage tank, and an inlet pipe inserted into the storage tank, to guide the water purified through the filter unit to be stored in the storage tank; andthe storage tank comprises a second inlet passage connected to the first outlet of the filter head assembly and the inlet pipe at opposite ends of the second inlet passage, respectively, and a second outlet to discharge the water stored in the storage tank. 12. The refrigerator according to claim 11, further comprising: an ice maker to make ice installed in the storage chamber; anda dispenser to supply the water purified through the water filter device to an outside of the water filter device,wherein a discharge tube is connected to the second outlet of the storage tank, to discharge the water from the storage tank to the ice maker and the dispenser. 13. The refrigerator according to claim 11, wherein: the storage tank is divided into an insertion space, into which the inlet pipe is inserted, and a storage space, in which water introduced through the inlet pipe is stored; andthe storage space communicates with the insertion space at a side opposite to the second outlet. 14. The refrigerator according to claim 13, wherein the storage tank has an inner surface rounded at one side thereof to disperse a pressure of the water introduced into the storage space through the inlet pipe. 15. The refrigerator according to claim 8, wherein: the filter assembly comprises a first body, and a second body received in the first body such that the second body is movable within the first body by a pressure of water introduced through the inlet passage or when the water filter assembly is coupled or separated; andan elastic member is arranged between the first body and the second body, to move the second body within the first body when the pressure of the water introduced through the inlet passage is low. 16. A refrigerator comprising: a cabinet to define an outer appearance of the refrigerator and having a storage chamber therein; anda water filter device installed in the storage chamber, to purify water supplied from an external water supply source,wherein the water filter device comprises a filter unit to purify the water supplied from the water supply source, a storage tank unit to store the water purified through the filter unit, and an enclosing case providing one-space to accommodate the filter unit and the storage tank unit and covers all external surfaces of the storage tank, andthe storage tank unit comprises a storage tank, and an inlet pipe inserted into the storage tank, to guide the water purified through the filter unit to be stored in the storage tank,wherein the enclosing case mounts in the storage chamber. 17. The refrigerator according to claim 16, wherein: the filter unit comprises a water filter assembly, and a filter head assembly separably coupled to the water filter assembly; andthe inlet pipe of the storage tank is connected with the filter head assembly. 18. The refrigerator according to claim 17, wherein the storage tank comprises an inlet passage connected at opposite ends thereof to the filter head assembly and the inlet pipe, respectively, and an outlet to allow the water stored in the storage tank to be discharged. 19. The refrigerator according to claim 16, wherein the storage tank has an inner surface rounded at one side thereof to disperse a pressure of the water introduced into the storage space through the inlet pipe.
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이 특허에 인용된 특허 (8)
Forsberg Francis C., Portable, potable water recovery and dispensing apparatus.
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