Title:
ポンプ
Document Type and Number:
Japanese Patent JP2007524027
Kind Code:
A
Abstract:
The vane cell pump for circulating lubricating oil has a modified two-lobe fixed housing (1). It has rising and falling regions separated by large diameter and small diameter circular regions. The first small diameter circular region (3) is centered on 0 degrees on the rotational circle and extends through 30 degrees. The first rising region (5) starts at 15 degrees. The first large diameter circular region (9) starts at 69 degrees. The first falling region (22) starts at 118 degrees and finishes at 165 degrees. The second circular region etc. are similar. The housing described may be used with a ten-vane rotor.
Inventors:
Yvo Agner
Application Number:
JP2006517945A
Publication Date:
August 23, 2007
Filing Date:
June 19, 2004
Export Citation:
Assignee:
LuK Fahrzeug-Hydraulik GmbH & Co.KG
International Classes:
F04C2/344; F01C21/10; F04C13/00; F04C15/00
Domestic Patent References:
| JPS59162380A | 1984-09-13 | |||
| JP2003097454A | 2003-04-03 | |||
| JP2003097453A | 2003-04-03 | |||
| JPH0518370A | 1993-01-26 | |||
| JPH0378987U | 1991-08-12 |
Foreign References:
| US2588430A | 1952-03-11 | |||
| DE1011284B | 1957-06-27 | |||
| DE4327106A1 | 1995-02-16 |
Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Reinhard Einsel
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Reinhard Einsel