JPH0353673U - - Google Patents

Info

Publication number
JPH0353673U
JPH0353673U JP11460289U JP11460289U JPH0353673U JP H0353673 U JPH0353673 U JP H0353673U JP 11460289 U JP11460289 U JP 11460289U JP 11460289 U JP11460289 U JP 11460289U JP H0353673 U JPH0353673 U JP H0353673U
Authority
JP
Japan
Prior art keywords
cylinder
control valve
air pressure
sub
piston rod
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
JP11460289U
Other languages
Japanese (ja)
Other versions
JPH0733011Y2 (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 JP11460289U priority Critical patent/JPH0733011Y2/en
Publication of JPH0353673U publication Critical patent/JPH0353673U/ja
Application granted granted Critical
Publication of JPH0733011Y2 publication Critical patent/JPH0733011Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

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

Description

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

図は本考案の一実施例を示す自動変速機のギヤ
シフトユニツトの概略構成図である。 5……シンクロ用スリーブ、6……ピストン・
ロツド、7……ストライカ、8……主シリンダ、
9……副シリンダ、10,11,12……主ピス
トン、14,15……第1コントロール・バルブ
、17,18……第2コントロール・バルブ、1
9……コントロール・ユニツト、20……油温セ
ンサ、22……チエンジレバー・ユニツト、90
……副ピストン。
The figure is a schematic diagram of a gear shift unit of an automatic transmission showing an embodiment of the present invention. 5...Sleeve for synchro, 6...Piston/
Rod, 7...Striker, 8...Main cylinder,
9... Sub cylinder, 10, 11, 12... Main piston, 14, 15... First control valve, 17, 18... Second control valve, 1
9...Control unit, 20...Oil temperature sensor, 22...Change lever unit, 90
...Secondary piston.

Claims (1)

【実用新案登録請求の範囲】 チエンジレバー・ユニツトから出力される目標
変速段信号に基づいてシンクロ用スリーブをエア
圧で移動させる自動変速機のギヤシフト・ユニツ
トにおいて、 シンクロ用スリーブに係合されたストライカを
その一端に固着されたピストン・ロツドと、 このピストン・ロツドに固着された主ピストン
と、 この主ピストンを双方向に摺動自在に嵌合させ
た主シリンダと、 この主シリンダに隣合つて配設された副シリン
ダと、 この副シリンダに双方向に摺動自在に嵌合させ
られていて、上記ピストン・ロツドの端部に固着
された副ピストンと、 上記主シリンダにエア圧を選択的に供給する1
組の第1コントロール・バルブと、 上記副シリンダにエア圧を選択的に供給する1
組の第2のコントロール・バルブと、 上記変速機の油温を検知する油温センサと、 上記チエンジレバー・ユニツトからの目標変速
位置信号に基づいて上記1組の第1コントロール
・バルブを選択的に作動させて上記主シリンダに
エア圧を供給する第1コントロール・バルブ制御
信号を出力すると共に、少なくとも、油温が所定
温度よりも低いとき、上記1組の第2コントロー
ル・バルブを選択的に作動させて上記副シリンダ
に対して上記主シリンダと同方向に作用するエア
圧を供給する第2コントロール・バルブ制御信号
を出力するコントロール・ユニツトとを備えたこ
とを特徴とする自動変速機のギヤシフト・ユニツ
ト。
[Scope of Claim for Utility Model Registration] A striker engaged with a synchronizer sleeve in a gear shift unit of an automatic transmission that moves the synchro sleeve using air pressure based on a target gear position signal output from a change lever unit. a piston rod fixed to one end of the piston rod, a main piston fixed to the piston rod, a main cylinder fitted with the main piston so as to be slidable in both directions; A sub-cylinder is provided, a sub-piston is fitted to the sub-cylinder so as to be able to slide in both directions and is fixed to the end of the piston rod, and air pressure is selectively applied to the main cylinder. supply to 1
a first control valve of the set; and a first control valve for selectively supplying air pressure to the sub-cylinder.
a second control valve of the set, an oil temperature sensor that detects the oil temperature of the transmission, and a first control valve of the set that selectively operates based on a target shift position signal from the change lever unit. a first control valve control signal that is activated to supply air pressure to the main cylinder; and at least when the oil temperature is lower than a predetermined temperature, the set of second control valves is selectively activated. a control unit that outputs a second control valve control signal that is actuated to supply air pressure that acts on the auxiliary cylinder in the same direction as the main cylinder.・Unit.
JP11460289U 1989-09-29 1989-09-29 Gearbox unit for automatic transmission Expired - Lifetime JPH0733011Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11460289U JPH0733011Y2 (en) 1989-09-29 1989-09-29 Gearbox unit for automatic transmission

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11460289U JPH0733011Y2 (en) 1989-09-29 1989-09-29 Gearbox unit for automatic transmission

Publications (2)

Publication Number Publication Date
JPH0353673U true JPH0353673U (en) 1991-05-23
JPH0733011Y2 JPH0733011Y2 (en) 1995-07-31

Family

ID=31662964

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11460289U Expired - Lifetime JPH0733011Y2 (en) 1989-09-29 1989-09-29 Gearbox unit for automatic transmission

Country Status (1)

Country Link
JP (1) JPH0733011Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019056389A (en) * 2017-09-20 2019-04-11 いすゞ自動車株式会社 Actuator and shift device of transmission having actuator

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4776764B2 (en) * 2000-10-03 2011-09-21 アイシン・エーアイ株式会社 Control device for synchronous mesh transmission

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019056389A (en) * 2017-09-20 2019-04-11 いすゞ自動車株式会社 Actuator and shift device of transmission having actuator

Also Published As

Publication number Publication date
JPH0733011Y2 (en) 1995-07-31

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