Title:
WASHING DEVICE FOR PARTICULATE FILTER
Document Type and Number:
Japanese Patent JP3941712
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a washing device capable of efficiently and positively washing a combustion residue in a particulate filter in a short time.
SOLUTION: This washing device is provided with a holder 7 for holding the particulate filter 4 in the open state of both end faces; a guide frame 13 arranged with a space on the gas outlet side of the filter 4 turnably around a filter axis O and fittingly inserting and holding a nozzle 15a of a washing gun 15 to guide it in the radial direction of the filter; a suction adapter 16 arranged in proximity to the gas inlet side of the filter 4 to cover the whole end face area of the gas inlet side while turning around the filter axis O, with its suction port 16a coming in sliding contact with a part of the end face on the gas inlet side; a cleaner 18 connected to the suction adapter 16 to suck and provided with a steam separating function; and a synchronizing means 20 for interlocking the turning of the guide frame 13 and the suction adapter 16 so that the turning positions of the guide frame 13 and the suction port 16a of the suction adapter 16 coincide with each other.
Inventors:
Hiroshi Funahashi
Application Number:
JP2003058533A
Publication Date:
July 04, 2007
Filing Date:
March 05, 2003
Export Citation:
Assignee:
Hino Motors Ltd.
International Classes:
F01N3/02; F01N3/04; (IPC1-7): F01N3/02; F01N3/04
Domestic Patent References:
| JP2002079202A | ||||
| JP2002047912A |
Foreign References:
| EP1060780A1 |
Attorney, Agent or Firm:
Tsunemitsu Yamada
Seiichi Otsuka
Seiichi Otsuka
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