Title:
OIL FILTER AND VALVE DEVICE
Document Type and Number:
WIPO Patent Application WO/2012/029431
Kind Code:
A1
Abstract:
In order to ensure sufficient rigidity and to facilitate molding work, one surface of a filter body (11) has oil passages (12a, 12b, 12c) etched to a depth of half the plate thickness, and the other surface of the filter body (11) has through-holes (13) formed by etching at the positions in which the oil passages (12a, 12b, 12c) are formed.
Inventors:
HORI SHUUJI (JP)
AKASHI MITSUMASA (JP)
TAJIMA MASAYUKI (JP)
AKASHI MITSUMASA (JP)
TAJIMA MASAYUKI (JP)
Application Number:
PCT/JP2011/066572
Publication Date:
March 08, 2012
Filing Date:
July 21, 2011
Export Citation:
Assignee:
KOMATSU MFG CO LTD (JP)
HORI SHUUJI (JP)
AKASHI MITSUMASA (JP)
TAJIMA MASAYUKI (JP)
HORI SHUUJI (JP)
AKASHI MITSUMASA (JP)
TAJIMA MASAYUKI (JP)
International Classes:
B01D35/02; B01D29/01; B01D39/10; F16K51/00
Foreign References:
| JP2000167318A | 2000-06-20 | |||
| JP2004150444A | 2004-05-27 | |||
| JPS53146367A | 1978-12-20 | |||
| JP2006102720A | 2006-04-20 | |||
| JPS57111320U | 1982-07-09 |
Attorney, Agent or Firm:
SAKAI, HIROAKI (JP)
Hiroaki Sakai (JP)
Hiroaki Sakai (JP)
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Claims:
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