JPS6419079U

JPS6419079U -

Info

Publication number: JPS6419079U
Application number: JP11476987U
Authority: JP
Priority date: 1987-07-27
Filing date: 1987-07-27
Publication date: 1989-01-31

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例を示す側断面図、
第２図は同じ実施例の正面図、第３図は第２図の
−線に沿つた部分の断面図である。１０……ポンプユニツト、１６……駆動軸、１
８ａ，１８ｂ……偏心カム部、２８……作動液供
給部、３６……ラジアルボールベアリング、４２
……プランジヤ、４８……容積室、５０，５２…
…逆止弁、６０……出口。 FIG. 1 is a side sectional view showing an embodiment of this invention.
FIG. 2 is a front view of the same embodiment, and FIG. 3 is a sectional view taken along the line - in FIG. 2. 10... Pump unit, 16... Drive shaft, 1
8a, 18b... Eccentric cam section, 28... Hydraulic fluid supply section, 36... Radial ball bearing, 42
...Plunger, 48...Volume chamber, 50, 52...
...Check valve, 60...Outlet.

Claims

[Claims for Utility Model Registration] 1. A pair of eccentric cam parts formed on a drive shaft, a pair of plungers disposed facing each other so that one end can come into contact with the pair of eccentric cam parts, and the other parts of the plunger. A pair of volume chambers formed on each end side, a working fluid supply section provided in communication with the pair of volume chambers, an outlet provided in communication with each volume chamber, and a space between each volume chamber and the outlet. A pump unit comprising a check valve provided at each of the eccentric cam portions, the pump unit having a shaft supported between the pair of eccentric cam portions. 2. The scope of the utility model registration claim, wherein the pair of eccentric cam parts are sequentially provided along the axial direction of the drive shaft, and further, the hydraulic fluid supply part is arranged at a location extending in the axial direction of the drive shaft. The pump unit according to item 1.