JPH0250577U - - Google Patents

Info

Publication number
JPH0250577U
JPH0250577U JP12937688U JP12937688U JPH0250577U JP H0250577 U JPH0250577 U JP H0250577U JP 12937688 U JP12937688 U JP 12937688U JP 12937688 U JP12937688 U JP 12937688U JP H0250577 U JPH0250577 U JP H0250577U
Authority
JP
Japan
Prior art keywords
port
cylinder ports
communicated
tank
pump port
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
JP12937688U
Other languages
Japanese (ja)
Other versions
JPH0740780Y2 (en
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 JP1988129376U priority Critical patent/JPH0740780Y2/en
Priority to EP89305711A priority patent/EP0361643A1/en
Publication of JPH0250577U publication Critical patent/JPH0250577U/ja
Application granted granted Critical
Publication of JPH0740780Y2 publication Critical patent/JPH0740780Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Multiple-Way Valves (AREA)
  • Valve Housings (AREA)

Description

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

第１図は本考案の一実施例を示す２連セレクタ
バルブの中央縦断面図、第２図は従来のセレクタ
バルブの中央縦断面図、第３図は第２図のセレク
タバルブの油圧記号回路図、第４図は従来のセレ
クタバルブによる３個の油圧シリンダを作動させ
るための油圧記号回路図である。 １……スプール挿通孔、２……ハウジング、３
，４，１０……油圧シリンダ、５……スプール、
８，９……連通路、Ａ，Ｂ，Ｃ，Ｄ……シリンダ
ポート、Ｐ……ポンプポート、Ｔ１，Ｔ２……タ
ンクポート、Ｔ３……バイパス回路、Ｓ……方向
切換弁。 Fig. 1 is a central longitudinal sectional view of a dual selector valve showing an embodiment of the present invention, Fig. 2 is a central longitudinal sectional view of a conventional selector valve, and Fig. 3 is a hydraulic symbol circuit of the selector valve shown in Fig. 2. FIG. 4 is a hydraulic symbol circuit diagram for operating three hydraulic cylinders using a conventional selector valve. 1...Spool insertion hole, 2...Housing, 3
, 4, 10...hydraulic cylinder, 5...spool,
8, 9...Communication path, A, B, C, D...Cylinder port, P...Pump port, T1 , T2 ...Tank port, T3 ...Bypass circuit, S...Directional switching valve.

Claims (1)

【実用新案登録請求の範囲】 スプール挿通孔１の中央部にポンプポートＰを
、このポンプポートＰの両側に２組分のシリンダ
ポートＤ，Ａ，Ｃ，Ｂを、両端にバイパス回路Ｔ
３で連通させたタンクポートＴ１，Ｔ２を夫々に
配設したものを複数個並列形成し、隣接する２列
の一方の列の１組分のシリンダポートＤ，Ｃと他
方の列のタンクポートＴ２及びポンプポートＰと
を連通路８，９で連通させた１つのハウジング２
と、 上記ハウジング２の各スプール挿通孔１…に、
夫々独立して切換摺動可能に挿入され、一方の切
換位置で１組分のシリンダポートＡ，Ｂをポンプ
ポートＰ及びタンクポートＴ１に連通させると共
に、他の１組分のシリンダポートＤ，Ｃを遮断し
、他方の切換え位置では、上記１組分のシリンダ
ポートＡ，Ｂを遮断すると共に、他の１組分のシ
リンダポートＤ，ＣをポンプポートＰおよびタン
クポートＴ２に連通させる制御部を有する複数の
スプール５とで構成したことを特徴とする多連セ
レクタバルブ。[Claims for Utility Model Registration] A pump port P is provided in the center of the spool insertion hole 1, two sets of cylinder ports D, A, C, and B are provided on both sides of the pump port P, and a bypass circuit T is provided at both ends.
A plurality of tank ports T 1 and T 2 are arranged in parallel and communicated with each other through two adjacent rows, and one set of cylinder ports D and C in one row of two adjacent rows is connected to the tank in the other row. One housing 2 in which port T 2 and pump port P are communicated with each other through communication passages 8 and 9.
and each spool insertion hole 1 of the housing 2,
They are inserted so as to be able to switch and slide independently, and at one switching position, one set of cylinder ports A, B is communicated with the pump port P and tank port T1 , and the other set of cylinder ports D, At the other switching position, one set of cylinder ports A and B are shut off, and the other set of cylinder ports D and C are communicated with pump port P and tank port T2. 1. A multiple selector valve comprising a plurality of spools 5 having a section.
JP1988129376U 1988-09-30 1988-09-30 Multiple selector valve Expired - Lifetime JPH0740780Y2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1988129376U JPH0740780Y2 (en) 1988-09-30 1988-09-30 Multiple selector valve
EP89305711A EP0361643A1 (en) 1988-09-30 1989-06-07 Multi-stage selector valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988129376U JPH0740780Y2 (en) 1988-09-30 1988-09-30 Multiple selector valve

Publications (2)

Publication Number Publication Date
JPH0250577U true JPH0250577U (en) 1990-04-09
JPH0740780Y2 JPH0740780Y2 (en) 1995-09-20

Family

ID=15008052

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988129376U Expired - Lifetime JPH0740780Y2 (en) 1988-09-30 1988-09-30 Multiple selector valve

Country Status (2)

Country Link
EP (1) EP0361643A1 (en)
JP (1) JPH0740780Y2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57157804A (en) * 1981-03-25 1982-09-29 Mazda Motor Corp Multi-valve construction
JPS5821007A (en) * 1981-07-29 1983-02-07 Uchida Yuatsu Kiki Kogyo Kk Multiple-type changeover valve device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2362944A (en) * 1942-06-30 1944-11-14 Hydraulic Control Engineering Control valve for hydraulic systems
US2710628A (en) * 1954-10-11 1955-06-14 New York Air Brake Co Control valve with inherent circuit protection
US3162095A (en) * 1962-03-26 1964-12-22 New York Air Brake Co Fluid distribution system
US3216443A (en) * 1963-03-11 1965-11-09 Parker Hannifin Corp Multiple spool valve assembly
US4489644A (en) * 1981-08-06 1984-12-25 Toshiba Kikai Kabushiki Kaisha Multiple control valves

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57157804A (en) * 1981-03-25 1982-09-29 Mazda Motor Corp Multi-valve construction
JPS5821007A (en) * 1981-07-29 1983-02-07 Uchida Yuatsu Kiki Kogyo Kk Multiple-type changeover valve device

Also Published As

Publication number Publication date
JPH0740780Y2 (en) 1995-09-20
EP0361643A1 (en) 1990-04-04

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