JPH02109063U - - Google Patents

Info

Publication number
JPH02109063U
JPH02109063U JP1778889U JP1778889U JPH02109063U JP H02109063 U JPH02109063 U JP H02109063U JP 1778889 U JP1778889 U JP 1778889U JP 1778889 U JP1778889 U JP 1778889U JP H02109063 U JPH02109063 U JP H02109063U
Authority
JP
Japan
Prior art keywords
orifice
valve
friction element
automatic transmission
control device
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
JP1778889U
Other languages
English (en)
Other versions
JPH059561Y2 (ja
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 JP1989017788U priority Critical patent/JPH059561Y2/ja
Publication of JPH02109063U publication Critical patent/JPH02109063U/ja
Application granted granted Critical
Publication of JPH059561Y2 publication Critical patent/JPH059561Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Gear-Shifting Mechanisms (AREA)
  • Control Of Transmission Device (AREA)

Description

【図面の簡単な説明】
第1図は本考案にかかる自動変速機の一例の概
略構成図、第2図は第2ブレーキへの油圧回路図
、第3図は開閉弁の第1実施例の断面図、第4図
は開閉弁の第2実施例の断面図、第5図は従来例
の回路図である。 B……第2ブレーキ(摩擦要素)、8……第
1オリフイス、9……第2オリフイス、10……
開閉弁、11,12,20,21……バルブボデ
ー、13,22……プレート、13a,22a…
…弁口(貫通孔)。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 前進レンジと後退レンジとで共用される摩
    擦要素を備えた自動変速機において、 上記摩擦要素の前進油路中に設けられた第1オ
    リフイスと、第1オリフイスと上記摩擦要素との
    中間部とドレーン油路との間に設けられた第2オ
    リフイスと、上記前進油路中に第1オリフイスと
    並列に設けられた開閉弁とを備え、上記開閉弁は
    摩擦要素の油圧が一定値以下の場合には開放し、
    摩擦要素の油圧が一定値を越えた場合には閉じら
    れるように構成したことを特徴とする自動変速機
    の油圧制御装置。 (2) 請求項(1)に記載の自動変速機の油圧制御装
    置において、 上記開閉弁は、2層のバルブボデー間に挾着さ
    れたプレートの貫通孔に対して直行方向に挿通配
    置され、上記プレートの貫通孔を開閉弁により開
    閉可能としたことを特徴とする自動変速機の油圧
    制御装置。
JP1989017788U 1989-02-17 1989-02-17 Expired - Lifetime JPH059561Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989017788U JPH059561Y2 (ja) 1989-02-17 1989-02-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989017788U JPH059561Y2 (ja) 1989-02-17 1989-02-17

Publications (2)

Publication Number Publication Date
JPH02109063U true JPH02109063U (ja) 1990-08-30
JPH059561Y2 JPH059561Y2 (ja) 1993-03-09

Family

ID=31231879

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989017788U Expired - Lifetime JPH059561Y2 (ja) 1989-02-17 1989-02-17

Country Status (1)

Country Link
JP (1) JPH059561Y2 (ja)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5737141A (en) * 1980-08-13 1982-03-01 Nissan Motor Co Ltd Speed change shock reducing device for automatic transmission
JPS57127148A (en) * 1981-08-22 1982-08-07 Aisin Warner Ltd Hydraulic controlling device for automatic transmission
JPS6145156A (ja) * 1984-08-09 1986-03-05 Mazda Motor Corp 自動変速機の油圧制御装置
JPS61167753A (ja) * 1985-05-25 1986-07-29 Aisin Warner Ltd 車両用変速機の油圧制御装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5737141A (en) * 1980-08-13 1982-03-01 Nissan Motor Co Ltd Speed change shock reducing device for automatic transmission
JPS57127148A (en) * 1981-08-22 1982-08-07 Aisin Warner Ltd Hydraulic controlling device for automatic transmission
JPS6145156A (ja) * 1984-08-09 1986-03-05 Mazda Motor Corp 自動変速機の油圧制御装置
JPS61167753A (ja) * 1985-05-25 1986-07-29 Aisin Warner Ltd 車両用変速機の油圧制御装置

Also Published As

Publication number Publication date
JPH059561Y2 (ja) 1993-03-09

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