JPS59186546U - Automatic transmission hydraulic control circuit - Google Patents

Automatic transmission hydraulic control circuit

Info

Publication number
JPS59186546U
JPS59186546U JP8104883U JP8104883U JPS59186546U JP S59186546 U JPS59186546 U JP S59186546U JP 8104883 U JP8104883 U JP 8104883U JP 8104883 U JP8104883 U JP 8104883U JP S59186546 U JPS59186546 U JP S59186546U
Authority
JP
Japan
Prior art keywords
switching valves
automatic transmission
transmission hydraulic
control circuit
hydraulic control
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
JP8104883U
Other languages
Japanese (ja)
Other versions
JPH0115951Y2 (en
Inventor
勝 中村
隆 久世
Original Assignee
株式会社小松製作所
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 株式会社小松製作所 filed Critical 株式会社小松製作所
Priority to JP8104883U priority Critical patent/JPS59186546U/en
Priority to US06/614,479 priority patent/US4535681A/en
Priority to DE19843420060 priority patent/DE3420060A1/en
Publication of JPS59186546U publication Critical patent/JPS59186546U/en
Application granted granted Critical
Publication of JPH0115951Y2 publication Critical patent/JPH0115951Y2/ja
Granted legal-status Critical Current

Links

Landscapes

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

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

図面はこの考案の一実施例を示す回路図である。−７□
ないし７．は切換２弁、８１は１速クラツチ。The drawing is a circuit diagram showing an embodiment of this invention. −7□
or 7. 2-valve switching, 81 1-speed clutch.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] １速段クラッチ８１に回転クラッチを使用した自動変速
機の前後進と各変速段を選択する複数個の切換え弁７１
ないし７．と、これら切換え弁７１ないし７５に供給さ
れたパイロット圧をドレンさせることにより各切換え弁
７１ないし７５を切換え制御する電磁弁１２を設けたも
のにおいて、上記１速段クラッチ８１に、該クラッチ８
１の保合圧に達しない低圧を常時供給すると共に、２速
及び３速切換え弁７２．　７３の操作時この油圧を上記
２速及び３速切換え弁７２．　７３を介してドレンして
なる自動変速機の油圧―両回路。A plurality of switching valves 71 select forward and backward movement of an automatic transmission using a rotary clutch as a first gear clutch 81 and select each gear.
or 7. and a solenoid valve 12 that switches and controls each of the switching valves 71 to 75 by draining the pilot pressure supplied to the switching valves 71 to 75.
In addition to constantly supplying a low pressure that does not reach the joint pressure of 72.1, the second and third speed switching valves 72. When operating 73, this oil pressure is transferred to the 2nd and 3rd speed switching valves 72. Automatic transmission hydraulic pressure drained through 73 - both circuits.
JP8104883U 1983-05-31 1983-05-31 Automatic transmission hydraulic control circuit Granted JPS59186546U (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP8104883U JPS59186546U (en) 1983-05-31 1983-05-31 Automatic transmission hydraulic control circuit
US06/614,479 US4535681A (en) 1983-05-31 1984-05-29 Fluid operated transmission control system
DE19843420060 DE3420060A1 (en) 1983-05-31 1984-05-29 FLUID OPERATED TRANSMISSION CONTROL

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8104883U JPS59186546U (en) 1983-05-31 1983-05-31 Automatic transmission hydraulic control circuit

Publications (2)

Publication Number Publication Date
JPS59186546U true JPS59186546U (en) 1984-12-11
JPH0115951Y2 JPH0115951Y2 (en) 1989-05-11

Family

ID=30211020

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8104883U Granted JPS59186546U (en) 1983-05-31 1983-05-31 Automatic transmission hydraulic control circuit

Country Status (1)

Country Link
JP (1) JPS59186546U (en)

Also Published As

Publication number Publication date
JPH0115951Y2 (en) 1989-05-11

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