AIR FILTER AND METHOD FOR MANUFACTURING AIR FILTER

Title:

AIR FILTER AND METHOD FOR MANUFACTURING AIR FILTER

Document Type and Number:

Japanese Patent JP2007209958

Kind Code:

A

Abstract:

To provide an air filter capable of maintaining high strength even if the air filter is enlarged.

The air filter 10 comprises a filter frame 20 composed of a lower frame 11, an upper frame 12, a left side frame 13, and a right side frame 14. The left side frame 13 and the right side frame 14 are respectively formed while being divided into a first and a second divided left side frames 24 and 25 and a first and a second divided right side frames 26 and 27. A joining frame 15 bridges over both side frames 13 and 14 and at the same time is held in the respective side frames 13 and 14 by being sandwiched between the first and the second divided left side frames 24 and 25 and the first and the second divided right side frames 26 and 27. A filter medium 17 is set in the respective spaces 50 and 51 partitioned by the filter frame 20 and the joining frame 15.

Inventors:

ODA TOSHINARI

Application Number:

JP2006035613A

Publication Date:

August 23, 2007

Filing Date:

February 13, 2006

Export Citation:

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Assignee:

NITTA KK

International Classes:

B01D46/52

Domestic Patent References:

JP2003088718A	2003-03-25
JP2000140543A	2000-05-23
JPS60147215A	1985-08-03
JPS5891416U	1983-06-21
JP2003088718A	2003-03-25
JP2000140543A	2000-05-23
JPS60147215A	1985-08-03
JPS5891416U	1983-06-21

Attorney, Agent or Firm:

Takashi Matsuura
Hiroki Ogura
Tsuyoshi Nonaka
Shigeru Torayama
Tsubouchi Shin

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