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Patent Searching and Data


Title:
CERAMIC FILTER ELEMENT AND METHOD OF REPRODUCING THE SAME
Document Type and Number:
Japanese Patent JP3534564
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To better removal property of filter ash to prevent clogging.
SOLUTION: A flexible shaft 12 is inserted into a filter element 20 and a flex horn 12 is fitted to a tip of the flexible shaft 12. For the flex horn 12, many nylon threads are fitted to around a metal axis and the balls which are formed by hardening abrasive grains with resin are fitted to the tips of the nylon threads. The flexible shaft 12a is moved while it is rotated by a motor 15 to grind and treat dust collecting layer particles on an element inner surface 11b by the flex horn 12. In this way, the projecting and recessing surfaces of the inner surface are eliminated and fine particles also enter the recessing surface, and the inner surface is smoothed to improve falling property of ash stuck thereon.


Inventors:
Tsunoda, Hideo
Nakajima, Yoichiro
Koyanagi, Toshio
Inoue, Tadahiko
Application Number:
JP1997000059063
Publication Date:
June 07, 2004
Filing Date:
March 13, 1997
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
B01D39/20; B01D41/04; B01D46/42; (IPC1-7): B01D39/20; B01D41/04; B01D46/42
Attorney, Agent or Firm:
石川 新