Title:
PULSATION REDUCING DEVICE
Document Type and Number:
WIPO Patent Application WO/1998/044259
Kind Code:
A1
Abstract:
A device for reducing pulsation of an oil flowing in a hydraulic pipe line, which comprises a closed pipe branching from the pipe line and closed at an end, and at least one restriction for dividing the interior of the closed pipe into a plurality of regions at a location between a branching point from the pipe line and a terminal thereof.
More Like This:
Inventors:
KOJIMA EIICHI (JP)
TAKESHITA SEIICHIRO (JP)
TAKESHITA SEIICHIRO (JP)
Application Number:
PCT/JP1998/001494
Publication Date:
October 08, 1998
Filing Date:
April 01, 1998
Export Citation:
Assignee:
HITACHI CONSTRUCTION MACHINERY (JP)
KOJIMA EIICHI (JP)
TAKESHITA SEIICHIRO (JP)
KOJIMA EIICHI (JP)
TAKESHITA SEIICHIRO (JP)
International Classes:
F04B11/00; (IPC1-7): F04B11/00
Foreign References:
JPH07269433A | 1995-10-17 | |||
JPH0814469A | 1996-01-16 | |||
JPH03107594A | 1991-05-07 | |||
JPS6043423U | 1985-03-27 | |||
JPS6040720A | 1985-03-04 |
Other References:
See also references of EP 0908622A4
Attorney, Agent or Firm:
Nagai, Fuyuki (3-1 Kasumigaseki 3-chom, Chiyoda-ku Tokyo, JP)
Download PDF: