Title:
PRE-AIR CLEANER
Document Type and Number:
Japanese Patent JP2007154705
Kind Code:
A
Abstract:
To provide a pre-air cleaner capable of sending air less of dust to a filter in a filter case by giving a swirling flow to the air outside the filter case to remove dust by centrifugal force and by further removing remaining dust from the air from which part of the dust is removed.
An inlet chamber 20 is provided in a lower part of a front surface of the filter case 5 for giving the swirling flow to introduced air. The air containing dust that is the reminder of the dust removed by the swirling flow is sent out from a lower end of a chimney-shaped air supply path 25 in an upper end direction of the filter 5, is passed through each filter 6 layer in the case downward to filter the remaining dust.
Inventors:
TANAKA GIICHI
HARASHIMA YOSHINORI
NAGASAWA KENICHI
MURAMOTO KENICHI
KOBAYASHI HIRAKAZU
HIROTA OSAMU
HARASHIMA YOSHINORI
NAGASAWA KENICHI
MURAMOTO KENICHI
KOBAYASHI HIRAKAZU
HIROTA OSAMU
Application Number:
JP2005348775A
Publication Date:
June 21, 2007
Filing Date:
December 02, 2005
Export Citation:
Assignee:
MIKASA SANGYO KK
KOKENSHA KK
KOKENSHA KK
International Classes:
F02M35/024; B01D46/00; E01C19/34
Domestic Patent References:
| JP2001221113A | 2001-08-17 | |||
| JPS57198352U | 1982-12-16 | |||
| JPS6033321Y2 | 1985-10-04 | |||
| JP2002195112A | 2002-07-10 | |||
| JP2000097116A | 2000-04-04 | |||
| JPH0317264U | 1991-02-20 | |||
| JPS59119323U | 1984-08-11 | |||
| JPS6019761U | 1985-02-09 | |||
| JPS4890007U | 1973-10-30 | |||
| JPS604607U | 1985-01-14 |
Attorney, Agent or Firm:
Kenichi Takeda
Akihiro Takeda
Akihiro Takeda
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