DE3420356A1 - Richtungssteuerventileinheit - Google Patents

Richtungssteuerventileinheit

Info

Publication number
DE3420356A1
DE3420356A1 DE19843420356 DE3420356A DE3420356A1 DE 3420356 A1 DE3420356 A1 DE 3420356A1 DE 19843420356 DE19843420356 DE 19843420356 DE 3420356 A DE3420356 A DE 3420356A DE 3420356 A1 DE3420356 A1 DE 3420356A1
Authority
DE
Germany
Prior art keywords
directional control
control valve
openings
opening
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.)
Ceased
Application number
DE19843420356
Other languages
German (de)
English (en)
Inventor
Jun Yokohama Kanagawa Maruyama
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.)
Komatsu Ltd
Original Assignee
Komatsu 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 Komatsu Ltd filed Critical Komatsu Ltd
Publication of DE3420356A1 publication Critical patent/DE3420356A1/de
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
    • F15B13/08—Assemblies of units, each for the control of a single servomotor only
    • F15B13/0803—Modular units
    • F15B13/0821—Attachment or sealing of modular units to each other
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
    • F15B13/08—Assemblies of units, each for the control of a single servomotor only
    • F15B13/0803—Modular units
    • F15B13/0832—Modular valves
    • F15B13/0839—Stacked plate type valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
    • F15B13/08—Assemblies of units, each for the control of a single servomotor only
    • F15B13/0803—Modular units
    • F15B13/0832—Modular valves
    • F15B13/0842—Monoblock type valves, e.g. with multiple valve spools in a common housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/20576—Systems with pumps with multiple pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/3056—Assemblies of multiple valves
    • F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/315—Directional control characterised by the connections of the valve or valves in the circuit
    • F15B2211/3157—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line
    • F15B2211/31582—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line having multiple pressure sources and a single output member

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Servomotors (AREA)
  • Multiple-Way Valves (AREA)
DE19843420356 1983-05-31 1984-05-30 Richtungssteuerventileinheit Ceased DE3420356A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8104683U JPS59186502U (ja) 1983-05-31 1983-05-31 方向切換弁

Publications (1)

Publication Number Publication Date
DE3420356A1 true DE3420356A1 (de) 1984-12-06

Family

ID=13735478

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843420356 Ceased DE3420356A1 (de) 1983-05-31 1984-05-30 Richtungssteuerventileinheit

Country Status (3)

Country Link
JP (1) JPS59186502U (US07655688-20100202-C00086.png)
DE (1) DE3420356A1 (US07655688-20100202-C00086.png)
GB (1) GB2143304B (US07655688-20100202-C00086.png)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0752454Y2 (ja) * 1989-02-13 1995-11-29 東芝機械株式会社 制御弁装置
JP2544786Y2 (ja) * 1990-05-29 1997-08-20 株式会社小松製作所 操作弁装置
JP2006009940A (ja) * 2004-06-25 2006-01-12 Komatsu Ltd 方向切換弁
US7225832B2 (en) * 2004-09-01 2007-06-05 Phoenix Precision Five valve manifold with angle bonnet details
JP2012047307A (ja) * 2010-08-30 2012-03-08 Kyb Co Ltd 切換弁
JP2013249897A (ja) * 2012-05-31 2013-12-12 Hitachi Constr Mach Co Ltd 多連弁装置
GB2503279B (en) * 2012-06-22 2014-08-06 Kohler Mira Ltd Improvements in and relating to valves
US9260842B2 (en) 2012-06-22 2016-02-16 Kohler Mira Limited Valve with heating element
GB2511799A (en) * 2013-03-13 2014-09-17 Kohler Mira Ltd Valve
US9182047B2 (en) 2013-03-13 2015-11-10 Kohler Mira Limited Valve with fail-safe device
EP3361105B1 (en) * 2015-10-08 2020-04-08 Volvo Construction Equipment AB Spool valve
GB2568271B (en) 2017-11-09 2020-04-22 Kohler Mira Ltd A plumbing component for controlling the mixture of two supplies of water

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD88734A (US07655688-20100202-C00086.png) *
DE3135202A1 (de) * 1980-09-08 1982-04-15 Toshiba Kikai K.K., Tokyo Zusammengesetzte steuerschaltorganvorrichtung zur betaetigung einer arbeitsmaschine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE792618A (fr) * 1971-12-13 1973-06-12 Caterpillar Tractor Co Ensemble de valves de commande hydrauliques.
JPS5833281Y2 (ja) * 1973-10-13 1983-07-25 株式会社クボタ ２ ポンプクドウガタユアツサギヨウキニオケル ユアツカイロ
US4147034A (en) * 1978-04-19 1979-04-03 Caterpillar Tractor Co. Hydraulic system with priority control
JPS56159438U (US07655688-20100202-C00086.png) * 1980-04-24 1981-11-27
JPS58500768A (ja) * 1981-05-22 1983-05-12 キヤタピラ−　トラツクタ−　カンパニ− 流体制御システム
JPS5810960U (ja) * 1981-07-10 1983-01-24 日立建機株式会社 油圧ショベルの油圧回路

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD88734A (US07655688-20100202-C00086.png) *
DE3135202A1 (de) * 1980-09-08 1982-04-15 Toshiba Kikai K.K., Tokyo Zusammengesetzte steuerschaltorganvorrichtung zur betaetigung einer arbeitsmaschine

Also Published As

Publication number Publication date
JPS59186502U (ja) 1984-12-11
JPH0444881Y2 (US07655688-20100202-C00086.png) 1992-10-22
GB2143304A (en) 1985-02-06
GB8413934D0 (en) 1984-07-04
GB2143304B (en) 1986-07-02

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8131 Rejection