Il Joong
Il Joong Hwang, Ansan-City KR
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20090152486 | PRESSURE ADJUSTING VALVE FOR VEHICLE FUEL LINE - A pressure adjusting valve for a vehicle fuel line includes a diaphragm disposed in a housing and dividing the interior of the housing into first and second compartments. A valve plate is provided in the second compartment and attached to the diaphragm. A return unit is provided in the second compartment. An elastic member provides an elastic force to the diaphragm toward the second compartment. An elastic force adjusting unit controls the elastic force of the elastic member. | 06-18-2009 |
Il Joong Hwang, Yongin-Si KR
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20150152777 | CONTROL METHOD FOR TURBOCHARGER - A control method for a turbocharger system may include controlling opening levels of an intake bypass valve, an exhaust bypass valve, and a throttle valve according to a driving condition of a vehicle by a controller, and executing a series of commands by the controller, including determining whether an engine rpm satisfies a set low/medium speed condition, determining whether an acceleration request condition is satisfied when the engine rpm satisfies the set low/medium speed condition, closing the intake bypass valve, and controlling an opening angle of the exhaust bypass valve according to the acceleration request condition. | 06-04-2015 |
Il Joong Kim, Gyeongsangnam-Do KR
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20090211212 | Dust collecting device for vacuum cleaner - Object of the present invention is to provide a dust collecting device ( | 08-27-2009 |
20100000185 | Dust collecting device for vacuum clearner - Object of the present invention is to provide a dust collecting device ( | 01-07-2010 |
Il Joong Kim, Hapchon-Gun KR
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20090205298 | Dust collecting device for vacuum cleaner - Object of the present invention is to provide a dust collecting device ( | 08-20-2009 |
Il Joong Yoon, Seoul KR
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20130303668 | AN OZONE-RESISTANT POLYURETHANE COMPOSITION AND ASSOCIATED METHOD OF PRODUCTION - The ozone-resistant polyurethane composition according to the present invention, which is for the linings of valves, pipes or ozone contactors used in advanced water-treatment plants, comprises: 100 parts by weight of a polyurethane prepolymer consisting of toluene diisocyanate and poly(tetramethylene ether)glycol; from 8 to 14 parts by weight of 6-methyl-2,4-bis(methylthio)phenylene-1,3-diamine; and from 0.8 to 2.8 parts by weight of benzophenone or benzotriazole. Also, the production method for the ozone-resistant polyurethane composition according to the present invention, which is for the linings of valves, pipes or ozone contactors used in advanced water treatment plants, comprises the steps of: mixing from 0.8 to 2.8 parts by weight of benzophenone or benzotriazole in 100 parts by weight of a polyurethane prepolymer consisting of toluene diisocyanate and poly(tetramethylene ether)glycol, and stirring for between 25 and 35 minutes at between 90 and 100° C.; and mixing from 8 to 14 parts by weight of 6-methyl-2,4-bis(methylthio)phenylene-1,3-diamine into the stirred liquid. | 11-14-2013 |