(WO/2004/086154) AUTOMATIC WATER LEVEL CONTROL DEVICE WITH FLOAT VALVE USING INTERNAL WATER PRESSURE GRAVITY AND BUOYANCY
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| Latest bibliographic data on file with the International Bureau
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| Pub. No.: | WO/2004/086154 | International Application No.: | PCT/KR2004/000641 | |||
| Publication Date: | 07.10.2004 | International Filing Date: | 24.03.2004 |
| IPC: | E03D 1/32 (2006.01), F16K 21/18 (2006.01), G05D 9/02 (2006.01) | |||||
| Applicant: | LEE, Hak Jae [KR/KR]; (KR). | |||||
| Inventor: | LEE, Hak Jae; (KR). | |||||
| Agent: | LEE, Jung Ik; RM, 405, Newseoul Bldg, 828-8,, Yeoksam-dong, Kangnam-ku,, Seoul 135-080 (KR) . | |||||
| Priority Data: |
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| Title: | AUTOMATIC WATER LEVEL CONTROL DEVICE WITH FLOAT VALVE USING INTERNAL WATER PRESSURE GRAVITY AND BUOYANCY | |||||
| Abstract: | An automatic water level control device with a float valve using internal pressure, gravity and buoyancy includes a valve body connected to a pipe, a valve inserted into the valve body with a distance, a net provided to an inner periphery of an end of the valve body for filtering impurities which deteriorates the operation of the valve, a spring mounted between the valve and the net for protecting the valve under a low pressure and keeping the precision of valve operations by forcibly pushing the valve when a water level becomes high, a supporting die connected to the valve body for transmitting the gravity of a ball to the valve by leverage to control the valve, and the ball mounted to the supporting die for generating the gravity when the water level becomes lowered so as to open the valve. | |||||
| Designated States: |
AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BW, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, HR, HU, ID, IL, IN, IS, JP, KE, KG, KP, KZ, LC, LK, LR, LS, LT, LU, LV, MA, MD, MG, MK, MN, MW, MX, MZ, NA, NI, NO, NZ, OM, PG, PH, PL, PT, RO, RU, SC, SD, SE, SG, SK, SL, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, YU, ZA, ZM, ZW. African Regional Intellectual Property Org. (ARIPO) (BW, GH, GM, KE, LS, MW, MZ, SD, SL, SZ, TZ, UG, ZM, ZW) Eurasian Patent Organization (EAPO) (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM) European Patent Office (EPO) (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IT, LU, MC, NL, PL, PT, RO, SE, SI, SK, TR) African Intellectual Property Organization (OAPI) (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG). |
| Publication Language: | English (EN) |
| Filing Language: | Korean (KO) |


