JPH0461965B2 - - Google Patents

Info

Publication number
JPH0461965B2
JPH0461965B2 JP60041816A JP4181685A JPH0461965B2 JP H0461965 B2 JPH0461965 B2 JP H0461965B2 JP 60041816 A JP60041816 A JP 60041816A JP 4181685 A JP4181685 A JP 4181685A JP H0461965 B2 JPH0461965 B2 JP H0461965B2
Authority
JP
Japan
Prior art keywords
pressure
valve
pilot
control valve
directional control
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.)
Expired - Lifetime
Application number
JP60041816A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61201969A (ja
Inventor
Wataru Ootsu
Yoshizumi Nishimura
Toichi Hirata
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi Construction Machinery Co Ltd
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 Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Priority to JP4181685A priority Critical patent/JPS61201969A/ja
Publication of JPS61201969A publication Critical patent/JPS61201969A/ja
Publication of JPH0461965B2 publication Critical patent/JPH0461965B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
    • F16K11/14—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Multiple-Way Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
JP4181685A 1985-03-05 1985-03-05 油圧パイロツト回路 Granted JPS61201969A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4181685A JPS61201969A (ja) 1985-03-05 1985-03-05 油圧パイロツト回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4181685A JPS61201969A (ja) 1985-03-05 1985-03-05 油圧パイロツト回路

Publications (2)

Publication Number Publication Date
JPS61201969A JPS61201969A (ja) 1986-09-06
JPH0461965B2 true JPH0461965B2 (en]) 1992-10-02

Family

ID=12618827

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4181685A Granted JPS61201969A (ja) 1985-03-05 1985-03-05 油圧パイロツト回路

Country Status (1)

Country Link
JP (1) JPS61201969A (en])

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2749317B2 (ja) * 1988-03-23 1998-05-13 日立建機株式会社 油圧駆動装置
US9175780B2 (en) 2010-09-30 2015-11-03 Xiamen Solex High-Tech Industries Co., Ltd. Button switch three-way valve
WO2016051815A1 (ja) * 2014-09-30 2016-04-07 株式会社クボタ 作業機の油圧システム及び作業機
JP6656989B2 (ja) * 2016-03-30 2020-03-04 株式会社クボタ 作業機の油圧システム

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3835647A (en) * 1972-01-27 1974-09-17 Gen Signal Corp Multiple speed hydraulic drive circuit
JPS5940002A (ja) * 1982-08-31 1984-03-05 Kayaba Ind Co Ltd 油圧制御回路

Also Published As

Publication number Publication date
JPS61201969A (ja) 1986-09-06

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