JPS6185574U - - Google Patents

Info

Publication number
JPS6185574U
JPS6185574U JP1984171150U JP17115084U JPS6185574U JP S6185574 U JPS6185574 U JP S6185574U JP 1984171150 U JP1984171150 U JP 1984171150U JP 17115084 U JP17115084 U JP 17115084U JP S6185574 U JPS6185574 U JP S6185574U
Authority
JP
Japan
Prior art keywords
control valve
spool
throttle
power cylinder
oil passage
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
JP1984171150U
Other languages
English (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 JP1984171150U priority Critical patent/JPS6185574U/ja
Priority to US06/787,097 priority patent/US4705132A/en
Publication of JPS6185574U publication Critical patent/JPS6185574U/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/08—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle characterised by type of steering valve used
    • B62D5/087—Sliding spool valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Steering Control In Accordance With Driving Conditions (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例に係るパワーステア
リング装置を示す図であり、第１図ａはその全体
概略図、第１図ｂは第１図ａにおける可変絞り構
造の詳細拡大断面図、第１図ｃは第１図ｂにおけ
るチヤンフア部の部分拡大断面図、第２図は従来
のパワーステアリング装置を示す図であり、第２
図ａはその全体概略図、第２図ｂは打ち込みシー
ト部の拡大断面図である。 １０…コントロールバルブ、１２…パワーシリ
ンダ、１８…可変絞り構造、２２…スプール、２
４，２６…圧力室、３２，３４…反力スプリング
（弾性手段）。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) パワーシリンダとコントロールバルブとの
    間に配置され、コントロールバルブで所定以上の
    油圧の発生によりパワーシリンダとコントロール
    バルブとの間に設けた油路の絞りの開口面積を大
    きくすることができる可変絞り構造を備えたこと
    を特徴とするパワーステアリング装置。 (2) 前記可変絞り構造は、スプールが軸線方向
    に移動することにより前記パワーシリンダとコン
    トロールバルブとの間の油路の絞り量を変更する
    スプールバルブと、転舵時一方に高圧油が供給さ
    れ他方が排油される前記コントロールバルブの一
    対の給排口と常に連通しコントロールバルブで発
    生した油圧を前記スプールにそれぞれ作用させる
    一対の圧力室と、これら一対の圧力室の油圧差に
    よる前記スプールの移動に対抗するよう前記スプ
    ールをそれぞれ弾性押圧する一対の弾性手段と、
    を有することを特徴とする実用新案登録請求の範
    囲第１項記載のパワーステアリング装置。
JP1984171150U 1984-11-12 1984-11-12 Pending JPS6185574U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1984171150U JPS6185574U (ja) 1984-11-12 1984-11-12
US06/787,097 US4705132A (en) 1984-11-12 1985-10-15 Power steering gear

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984171150U JPS6185574U (ja) 1984-11-12 1984-11-12

Publications (1)

Publication Number Publication Date
JPS6185574U true JPS6185574U (ja) 1986-06-05

Family

ID=15917913

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984171150U Pending JPS6185574U (ja) 1984-11-12 1984-11-12

Country Status (2)

Country Link
US (1) US4705132A (ja)
JP (1) JPS6185574U (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5313389A (en) * 1988-09-13 1994-05-17 Aisin Seiki Kabushiki Kaisha Fail-safe mechanism for vehicle stability augmentation steering system
JP3211434B2 (ja) * 1991-12-18 2001-09-25 アイシン精機株式会社 車輛誘導制御装置
US5259413A (en) * 1992-08-27 1993-11-09 Trw Inc. Steering control valve with contoured control surfaces
US5207244A (en) * 1992-09-21 1993-05-04 Trw Inc. Steering control valve with contoured control surfaces
US5904222A (en) * 1996-11-06 1999-05-18 Ford Motor Company Variable assist power steering using vehicle speed and steering pressure
US6450286B1 (en) * 2000-10-24 2002-09-17 Ford Global Tech., Inc. Rack and pinion power steering system with variable damping characteristics
EP1234748B1 (de) * 2001-02-23 2003-11-12 Visteon Global Technologies, Inc. Dämpfungsventil für hydraulisch unterstütztes Lenkungssystem

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5746066B2 (ja) * 1973-12-29 1982-10-01

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2321417A1 (fr) * 1975-08-21 1977-03-18 Dba Dispositif hydraulique d'assistance de direction de vehicule automobile
GB2075932B (en) * 1980-05-14 1983-09-01 Cam Gears Ltd Power assisted vehicle steering system
ES8205163A1 (es) * 1981-08-04 1982-06-16 Bendiberica Sa Perfeccionamientos en distribuidores fluidodinamicos
JPS58178061A (ja) * 1982-04-10 1983-10-18 Yoshinobu Miyaji ダンパ羽根

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5746066B2 (ja) * 1973-12-29 1982-10-01

Also Published As

Publication number Publication date
US4705132A (en) 1987-11-10

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