Title:
【発明の名称】可変容積型ポンプ
Document Type and Number:
Japanese Patent JP2929021
Kind Code:
B2
Abstract:
The invention relates to a variable displacement pump supplying fluid to a number of consumers. The pump control for adjusting the delivery rate is actuated by a signal which is produced by the respective highest loaded consumer. The signal is provided by a valve, in particular a pressure compensating valve which is associated with the consumer, and which valve opens a spool land when the valve becomes positioned at its control end range. A pressure signal from any pressure fluid source is delivered through the land to the pump controller. The control, according to the invention, offers a broad variety of possibilities for arranging the pressure compensation valve at various locations, engaging the valve by a variety of pressure differences, and using a number of pressure fluid sources of provide for the signal pressure to actuate the pump controller.
Inventors:
HAINRITSUHI NIKORAUSU
Application Number:
JP33522589A
Publication Date:
August 03, 1999
Filing Date:
December 26, 1989
Export Citation:
Assignee:
MANNESUMAN REKUSUROOTO GMBH
International Classes:
F15B11/00; F04B49/08; F04B49/12; F16H61/42; F16H61/433; F16H61/46; F16H61/472; (IPC1-7): F15B11/00
Domestic Patent References:
| JP50130981A | ||||
| JP63176802A | ||||
| JP5246277A |
Attorney, Agent or Firm:
Sakai Hajime