JPS6039780U - Hydraulic pump control device - Google Patents

Hydraulic pump control device

Info

Publication number
JPS6039780U
JPS6039780U JP13219383U JP13219383U JPS6039780U JP S6039780 U JPS6039780 U JP S6039780U JP 13219383 U JP13219383 U JP 13219383U JP 13219383 U JP13219383 U JP 13219383U JP S6039780 U JPS6039780 U JP S6039780U
Authority
JP
Japan
Prior art keywords
hydraulic pump
control device
pump control
changes
servo mechanism
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
JP13219383U
Other languages
Japanese (ja)
Inventor
輿水　英之
引山　満
Original Assignee
三菱重工業株式会社
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 三菱重工業株式会社 filed Critical 三菱重工業株式会社
Priority to JP13219383U priority Critical patent/JPS6039780U/en
Publication of JPS6039780U publication Critical patent/JPS6039780U/en
Pending legal-status Critical Current

Links

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図は従来のエンジン駆動の油圧ポンプおよびその制
御装置を示す縦断面図、第２図は第１図の特性図、第３
図は本考案の一実施例を示す縦断面図、第４図は第３図
の特性図である。 １．２，３，４・・・・・・油圧ポンプ、５，６，７゜
８．９・・・・・・サーボ機構、８・・・・・・バネ（
サーボ機構）、１０・・・・・・シリンダ、１１・・・
・・・ピストン、１２・・・・・・バネ、１３・・・・
・・クランク、Ｐ・・・・・・大気圧。Fig. 1 is a longitudinal sectional view showing a conventional engine-driven hydraulic pump and its control device, Fig. 2 is a characteristic diagram of Fig. 1, and Fig. 3 is a longitudinal sectional view showing a conventional engine-driven hydraulic pump and its control device.
The figure is a longitudinal sectional view showing an embodiment of the present invention, and FIG. 4 is a characteristic diagram of FIG. 3. 1.2, 3, 4...Hydraulic pump, 5,6,7゜8.9...Servo mechanism, 8...Spring (
servo mechanism), 10... cylinder, 11...
...Piston, 12...Spring, 13...
...Crank, P...Atmospheric pressure.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] エンジンによって駆動される油圧ポンプにおいて、−前
記油圧ポンプを制御するサーボ機構に、大気圧変化に対
応させて前記サーボ機構のバネ力を変える制御機構を付
設したことを特徴とする油圧ポンプの制御装置。A hydraulic pump driven by an engine, wherein the servo mechanism for controlling the hydraulic pump is provided with a control mechanism that changes the spring force of the servo mechanism in response to changes in atmospheric pressure. .
JP13219383U 1983-08-29 1983-08-29 Hydraulic pump control device Pending JPS6039780U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13219383U JPS6039780U (en) 1983-08-29 1983-08-29 Hydraulic pump control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13219383U JPS6039780U (en) 1983-08-29 1983-08-29 Hydraulic pump control device

Publications (1)

Publication Number Publication Date
JPS6039780U true JPS6039780U (en) 1985-03-19

Family

ID=30298611

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13219383U Pending JPS6039780U (en) 1983-08-29 1983-08-29 Hydraulic pump control device

Country Status (1)

Country Link
JP (1) JPS6039780U (en)

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