JPS6169503U - - Google Patents

Info

Publication number
JPS6169503U
JPS6169503U JP15431084U JP15431084U JPS6169503U JP S6169503 U JPS6169503 U JP S6169503U JP 15431084 U JP15431084 U JP 15431084U JP 15431084 U JP15431084 U JP 15431084U JP S6169503 U JPS6169503 U JP S6169503U
Authority
JP
Japan
Prior art keywords
tank
actuator
drain
pressure
drain pump
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP15431084U
Other languages
Japanese (ja)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP15431084U priority Critical patent/JPS6169503U/ja
Publication of JPS6169503U publication Critical patent/JPS6169503U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Fluid-Pressure Circuits (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は本考案の実施例を示すもので、第1図は
回路図、第2図は要部の構成説明図、第3図はフ
ロートスイツチ部を示す構成説明図である。 10はドレン排出ポンプ装置、12はタンク、
14は排出ポンプ。
The drawings show an embodiment of the present invention; FIG. 1 is a circuit diagram, FIG. 2 is an explanatory diagram of the configuration of the main parts, and FIG. 3 is an explanatory diagram of the configuration of the float switch section. 10 is a drain pump device, 12 is a tank,
14 is a discharge pump.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 略大気圧に保持されるタンク12と、このタン
ク12内の油を排出する排出ポンプ14とからな
るドレン排出ポンプ装置10を作業機のアクチユ
エータの近くに設け、このドレン排出ポンプ装置
10のタンク12にアクチユエータの低圧ドレン
回路を接続し、排出ポンプ14を油圧発生源側の
タンクに接続したことを特徴とするアクチユエー
タの低圧ドレン回路。
A drain pump device 10 consisting of a tank 12 maintained at approximately atmospheric pressure and a drain pump 14 for discharging the oil in the tank 12 is provided near the actuator of the working machine, and the tank 12 of the drain pump device 10 is provided near the actuator of the work machine. A low-pressure drain circuit for an actuator is connected to the low-pressure drain circuit for the actuator, and a discharge pump 14 is connected to a tank on the side of a hydraulic pressure generation source.
JP15431084U 1984-10-15 1984-10-15 Pending JPS6169503U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15431084U JPS6169503U (en) 1984-10-15 1984-10-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15431084U JPS6169503U (en) 1984-10-15 1984-10-15

Publications (1)

Publication Number Publication Date
JPS6169503U true JPS6169503U (en) 1986-05-13

Family

ID=30712305

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15431084U Pending JPS6169503U (en) 1984-10-15 1984-10-15

Country Status (1)

Country Link
JP (1) JPS6169503U (en)

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