US Patent 7648310 Apparatus for preventing soil inflow in intercepting sewer
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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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Patent Inventor Names
In-jae Jeon0
Sung-woo Lee0
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US Patent 07648310 Apparatus for preventing soil inflow in intercepting sewer US Patent 7648310 Apparatus for preventing soil inflow in intercepting sewer
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Patent Number
076483100
Patent Number
76483100
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Official Website
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Patent Jurisdiction
Patent Number
076483100
Date of Patent
January 19, 2010
0Patent Application Number
116292850
Date Filed
September 8, 2005
0Official Website
Patent Primary Examiner
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US Patent 07648310 Apparatus for preventing soil inflow in intercepting sewer
Infobox
Is a
Patent jurisdiction
Patent number
07648310
Date of patent
January 19, 2010
Patent application number
11629285
Date Filed
September 8, 2005
Patent primary examiner
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