Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Sung-woo Lee0
In-jae Jeon0
Date of Patent
January 19, 2010
0Patent Application Number
116292850
Date Filed
September 8, 2005
0Patent Primary Examiner
Patent abstract
Disclosed herein is a soil inflow prevention apparatus in which an angular-rotation opening/closing plate is adapted to be inclined within a predetermined angle by virtue of opening stoppers to prevent a rear portion of the opening/closing plate from being excessively lowered in the beginning that an inflow amount of sewage increases due to rainfall, thereby preventing soil from entering an intercepting sewer in the beginning of an inflow of sewage.
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