Title:
CLOGGING REMOVAL DEVICE FOR INFILTRATION GALLERY
Document Type and Number:
Japanese Patent JP2014009567
Kind Code:
A
Abstract:
To provide a clogging removal device for an infiltration gallery, which can recover water intake quantity by eliminating clogging of the infiltration gallery using a simple device, without use of a large-scale civil-engineering repair method.
The clogging removal device for the infiltration gallery includes a plurality of porous flush pipes (2) which are provided in gravel strata (11 and 12) on the upside of a water collecting pipe (1) and are supplied with compressed air from compressed air supply means and in which a plurality of air ejection holes for ejecting the supplied compressed air are formed.
Inventors:
MIMURA HITOSHI
HAYASHI NO
TANAKA SEIICHIRO
HAYASHI NO
TANAKA SEIICHIRO
Application Number:
JP2012149048A
Publication Date:
January 20, 2014
Filing Date:
July 03, 2012
Export Citation:
Assignee:
NAGAOKA KK
International Classes:
E03B3/04
Domestic Patent References:
| JPH0932046A | 1997-02-04 |
Attorney, Agent or Firm:
Takuji Harada