JPH0346063U - - Google Patents
Info
- Publication number
- JPH0346063U JPH0346063U JP10657489U JP10657489U JPH0346063U JP H0346063 U JPH0346063 U JP H0346063U JP 10657489 U JP10657489 U JP 10657489U JP 10657489 U JP10657489 U JP 10657489U JP H0346063 U JPH0346063 U JP H0346063U
- Authority
- JP
- Japan
- Prior art keywords
- throttle
- throttle hydraulic
- hydraulic control
- valve
- 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
Links
- 230000005540 biological transmission Effects 0.000 claims description 5
- 239000010720 hydraulic oil Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
Landscapes
- Control Of Transmission Device (AREA)
Description
第１図は本考案によるスロツトル油圧制御装置
を含む油圧制御装置により制御される自動変速機
の一つの実施例を示すスケルトン図、第２図は本
考案によるスロツトル油圧制御装置を有する自動
変速機の油圧制御装置の一つの実施例を示す概略
構成図、第３図は各変速段に於けるソレノイド弁
の通電制御部とシフト弁の切換位置との関係を示
すグラフ、第４図は各変速段に於ける油圧クラツ
チのワンウエイクラツチの作動状態を示すグラフ
、第５図及び第６図は各々スロツトル油圧制御弁
を互いに異なつた作動状態について示す拡大断面
図、第７図はリニヤソレノイドに与える制御電流
値とスロツトル油圧との関係を示すグラフ、第８
図はスロツトル開度と制御電流値との関係を示す
グラフ、第９図はリニヤソレノイドの通電電流制
御ルーチンを示すフローチヤート、第１０図はス
ロツトル開度とスロツトル油圧との関係を示すグ
ラフ、第１１図及び第１２図はパワーオフアツプ
シフト時の油圧クラツチの油圧変化及びスロツト
ル油圧の変化を経時的に示すグラフである。
１……自動変速機、３……流体式トルクコンバ
ータ、１１……歯車変速装置、４５……レギユレ
ータ弁、４７……マニユアルシフト弁、４９……
１−２シフト弁、５１……２−３シフト弁、５３
……３−４シフト弁、５７……第１ソレノイド弁
、５９……第２ソレノイド弁、７１，７３，７５
，７７，７９……アキユムレータ、８１……スロ
ツトル油圧制御弁、８５……リニヤソレノイド、
９７……電子制御装置、９９……スロツトル開度
センサ、１０１……マニユアルシフトポジシヨン
センサ、１０３……車速センサ、１０５……内燃
機関。
FIG. 1 is a skeleton diagram showing one embodiment of an automatic transmission controlled by a hydraulic control device including a throttle hydraulic control device according to the present invention, and FIG. 2 is a skeleton diagram showing an embodiment of an automatic transmission having a throttle hydraulic control device according to the present invention. A schematic configuration diagram showing one embodiment of the hydraulic control device, FIG. 3 is a graph showing the relationship between the energization control section of the solenoid valve and the switching position of the shift valve at each gear, and FIG. Figures 5 and 6 are enlarged sectional views showing the throttle hydraulic control valve in different operating states, and Figure 7 is a graph showing the control current applied to the linear solenoid. Graph showing the relationship between value and throttle oil pressure, No. 8
Figure 9 is a graph showing the relationship between throttle opening and control current value, Figure 9 is a flowchart showing the linear solenoid current control routine, Figure 10 is a graph showing the relationship between throttle opening and throttle oil pressure, and Figure 9 is a flowchart showing the linear solenoid current control routine. FIGS. 11 and 12 are graphs showing changes in oil pressure of the hydraulic clutch and changes in throttle oil pressure over time during a power-off upshift. DESCRIPTION OF SYMBOLS 1... Automatic transmission, 3... Fluid torque converter, 11... Gear transmission, 45... Regulator valve, 47... Manual shift valve, 49...
1-2 shift valve, 51...2-3 shift valve, 53
...3-4 shift valve, 57 ... first solenoid valve, 59 ... second solenoid valve, 71, 73, 75
, 77, 79...Accumulator, 81...Throttle hydraulic control valve, 85...Linear solenoid,
97...Electronic control device, 99...Throttle opening sensor, 101...Manual shift position sensor, 103...Vehicle speed sensor, 105...Internal combustion engine.
Claims (1)
に接続されるアキユムレータの背圧室に供給する
スロツトル油圧を制御する自動変速機のスロツト
ル油圧制御装置に於て、ばねのばね力と電磁アク
チユエータによる押圧力との平衡関係に応じて移
動するスプール弁を有し該スプール弁により出力
ポートが油圧供給ポートとドレンポートとに接続
される度合に応じたスロツトル油圧を生じる電磁
作動式スロツトル油圧制御弁と、パワーオフアツ
プシフト時にはアツプシフトを生じないパワーオ
フ時に比して前記出力ポートの前記ドレンポート
に対する接続度合が増大するよう前記電磁アクチ
ユエータを制御する通電制御手段とを有するスロ
ツトル油圧制御装置。 In the throttle hydraulic control device of an automatic transmission that controls the throttle hydraulic pressure supplied to the back pressure chamber of the accumulator connected to the hydraulic oil supply and drain line of the hydraulically operated friction engagement device for gear shifting, the spring force of the spring and the electromagnetic An electromagnetically actuated throttle hydraulic control having a spool valve that moves according to the equilibrium relationship with the pressing force by an actuator, and generating throttle hydraulic pressure according to the degree to which an output port is connected to a hydraulic supply port and a drain port by the spool valve. A throttle hydraulic control device comprising: a valve; and energization control means for controlling the electromagnetic actuator so that the degree of connection of the output port to the drain port is increased during a power-off upshift compared to a power-off state in which no upshift occurs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10657489U JPH0636360Y2 (en) | 1989-09-11 | 1989-09-11 | Throttle hydraulic control device for automatic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10657489U JPH0636360Y2 (en) | 1989-09-11 | 1989-09-11 | Throttle hydraulic control device for automatic transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0346063U true JPH0346063U (en) | 1991-04-26 |
| JPH0636360Y2 JPH0636360Y2 (en) | 1994-09-21 |
Family
ID=31655302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10657489U Expired - Lifetime JPH0636360Y2 (en) | 1989-09-11 | 1989-09-11 | Throttle hydraulic control device for automatic transmission |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0636360Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011125666A (en) * | 2009-12-18 | 2011-06-30 | Yoshio Toyoda | Foldable chair for sitting straight |
-
1989
- 1989-09-11 JP JP10657489U patent/JPH0636360Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011125666A (en) * | 2009-12-18 | 2011-06-30 | Yoshio Toyoda | Foldable chair for sitting straight |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0636360Y2 (en) | 1994-09-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |