JPS6132589U - Engine control device for machines equipped with variable displacement hydraulic pumps - Google Patents

Engine control device for machines equipped with variable displacement hydraulic pumps

Info

Publication number
JPS6132589U
JPS6132589U JP11645984U JP11645984U JPS6132589U JP S6132589 U JPS6132589 U JP S6132589U JP 11645984 U JP11645984 U JP 11645984U JP 11645984 U JP11645984 U JP 11645984U JP S6132589 U JPS6132589 U JP S6132589U
Authority
JP
Japan
Prior art keywords
variable displacement
control device
displacement hydraulic
engine control
hydraulic pumps
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.)
Granted
Application number
JP11645984U
Other languages
Japanese (ja)
Other versions
JPH0238078Y2 (en
Inventor
三男 宇留嶋
孝夫 藤田
聡 坂口
義弘 永田
Original Assignee
株式会社小松製作所
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 by 株式会社小松製作所 filed Critical 株式会社小松製作所
Priority to JP11645984U priority Critical patent/JPS6132589U/en
Publication of JPS6132589U publication Critical patent/JPS6132589U/en
Application granted granted Critical
Publication of JPH0238078Y2 publication Critical patent/JPH0238078Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Component Parts Of Construction Machinery (AREA)
  • Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
  • Servomotors (AREA)
  • Fluid-Pressure Circuits (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は本考案の実施例を示す回路図、第２図は従来の
オートデセル機構を示す説明図である。 １はエンジン、２はメインポンプ、３は制御用ポンプ、
７は制御装置、２１は圧力スイッチ。FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is an explanatory diagram showing a conventional auto-deceleration mechanism. 1 is the engine, 2 is the main pump, 3 is the control pump,
7 is a control device, and 21 is a pressure switch.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 可変容量型油圧ポンプを駆動するエンジン１の燃料制御
系に、フル回転状態にあるこの燃料制御系をデセル位置
に戻すデセル機構を設け、また上記可変容量型油圧ポン
プの制御装置７の制御部材駆動側の油圧室に接続した油
圧回路に、この油圧回路内の圧力所定圧以下になったと
きにＯＮとなる圧力スイッチ２１を設け、この圧力スイ
ッチ２１と上記デセル機構の切換駆動部とを接続したこ
とを特徴とする可変容量型油圧ポンプ搭載機拭のエンジ
ン制御装置。The fuel control system of the engine 1 that drives the variable displacement hydraulic pump is provided with a deceleration mechanism that returns the fuel control system in a fully rotating state to the deceleration position, and also controls the control members of the control device 7 of the variable displacement hydraulic pump. A pressure switch 21 was provided in the hydraulic circuit connected to the side hydraulic chamber, and the pressure switch 21 was turned on when the pressure in the hydraulic circuit became equal to or lower than a predetermined pressure, and the pressure switch 21 was connected to the switching drive section of the deceleration mechanism. An engine control device for a machine equipped with a variable displacement hydraulic pump, which is characterized by:
JP11645984U 1984-07-31 1984-07-31 Engine control device for machines equipped with variable displacement hydraulic pumps Granted JPS6132589U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11645984U JPS6132589U (en) 1984-07-31 1984-07-31 Engine control device for machines equipped with variable displacement hydraulic pumps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11645984U JPS6132589U (en) 1984-07-31 1984-07-31 Engine control device for machines equipped with variable displacement hydraulic pumps

Publications (2)

Publication Number Publication Date
JPS6132589U true JPS6132589U (en) 1986-02-27
JPH0238078Y2 JPH0238078Y2 (en) 1990-10-15

Family

ID=30675404

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11645984U Granted JPS6132589U (en) 1984-07-31 1984-07-31 Engine control device for machines equipped with variable displacement hydraulic pumps

Country Status (1)

Country Link
JP (1) JPS6132589U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0453508A (en) * 1990-06-21 1992-02-21 Tiger Vacuum Bottle Co Ltd Heat cooking utensil

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06137303A (en) * 1992-10-23 1994-05-17 Komatsu Ltd Load sensing valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0453508A (en) * 1990-06-21 1992-02-21 Tiger Vacuum Bottle Co Ltd Heat cooking utensil

Also Published As

Publication number Publication date
JPH0238078Y2 (en) 1990-10-15

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