Title:
主ポンプ及び進入圧力ポンプを備えた液圧装置
Document Type and Number:
Japanese Patent JP5016776
Kind Code:
B2
Abstract:
The invention relates to a hydraulic system ( 1 ) comprising a main pump ( 12 ) and a precompression pump ( 5 ), whereby the outlet ( 8 ) of the precompression pump ( 5 ) is connected by a connecting line ( 9 ) to the inlet ( 11 ) of the main pump ( 12 ). The outlet ( 16 ) of the main pump ( 12 ) can be connected by a working line ( 17 ) to a consumer (A, B). The volume flow at the inlet ( 11 ) of the main pump ( 12 ) is changeable. The aim of the invention is to achieve greater efficiency. The precompression pump ( 5 ) comprises an adjusting device ( 6 ) for adjusting the flow rate.
Inventors:
Ralph Lemen
Application Number:
JP2002527659A
Publication Date:
September 05, 2012
Filing Date:
June 29, 2001
Export Citation:
Assignee:
Bosch Rexroth AG
International Classes:
F04B49/06; F04B23/02; F04B23/04; F04B23/10; F04B49/08; F04C11/00; F04C14/08
Domestic Patent References:
| JP8009389Y2 |
Foreign References:
| WO1999061796A1 |
Attorney, Agent or Firm:
Yoshihiro Shimizu
Shinichi Abe
Yuji Tsujida
Shinichi Abe
Yuji Tsujida