Title:
PUMP FOR HYDRAULIC SYSTEM
Document Type and Number:
Japanese Patent JPH06280743
Kind Code:
A
Abstract:
PURPOSE: To realize delay of pressure increase, i.e., shock absorbing of pressure increase, with a light expenditure, in a pump for a hydraulic system provided with a cylinder.
CONSTITUTION: A closing member arranged in a throttle portion is composed of a type of a piston ring 16, contacts with a cylinder 2 by frictional force to be slidable by a pump piston 14, and has both play 33 in an axial direction and play 34 in a radial direction with respect to the pump piston 14 relatively. This pump of the present invention can be used as a return pump for a hydraulic control system in a skid control for an automobile.
Inventors:
HAINTSU JIIGERU
Application Number:
JP31495393A
Publication Date:
October 04, 1994
Filing Date:
December 15, 1993
Export Citation:
Assignee:
BOSCH GMBH ROBERT
International Classes:
F04B7/04; B60T8/40; B60T13/16; F04B1/04; F04B49/24; F04B53/12; F04B53/20; (IPC1-7): F04B21/04; F04B7/04
Attorney, Agent or Firm:
Toshio Yano (2 outside)
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