JPS62194968U - - Google Patents
Info
- Publication number
- JPS62194968U JPS62194968U JP8365886U JP8365886U JPS62194968U JP S62194968 U JPS62194968 U JP S62194968U JP 8365886 U JP8365886 U JP 8365886U JP 8365886 U JP8365886 U JP 8365886U JP S62194968 U JPS62194968 U JP S62194968U
- Authority
- JP
- Japan
- Prior art keywords
- torque converter
- converter lockup
- solenoid valve
- lock
- clutch
- 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
Links
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Control Of Fluid Gearings (AREA)
Description
第１図はこの考案の実施例の要部を図解的に示
したブロツク図、第２図は従来装置の概要を示す
。
１……トランスミツシヨンコントローラ、２…
…トランスミツシヨンコントロール電磁弁、３…
…トルクコンバータロツクアツプ指令回路、４…
…シフトダウン検出回路、５……トルクコンバー
タロツクアツプ電磁弁、ｉ０……減速指令信号、
ｉ１，ｉ２……トルクコンバータロツクアツプ指
令信号。
FIG. 1 is a block diagram schematically showing the main parts of an embodiment of this invention, and FIG. 2 shows an outline of a conventional device. 1...Transmission controller, 2...
...Transmission control solenoid valve, 3...
...Torque converter lockup command circuit, 4...
...Shift down detection circuit, 5...Torque converter lock-up solenoid valve, i0 ...Deceleration command signal,
i 1 , i 2 ... Torque converter lockup command signal.
補正 昭６１．８．２８
考案の名称を次のように補正する。
考案の名称 トルクコンバータのロツクアツ
プクラツチ制御装置
実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。Amendment August 28, 1981 The name of the invention is amended as follows. Title of the invention Lock-up clutch control device for torque converter The scope of the utility model registration claims and the brief description of the drawings are amended as follows.
【実用新案登録請求の範囲】
トルクコンバータロツクアツプクラツチ付車輛
において、トルクコンバータロツクアツプ指令回
路とトルクコンバータロツクアツプコントロール
電磁弁との間に、トランスミツシヨンコントロー
ラから発せられる変速指令のシフトダウンを検出
するシフトダウン検出回路を設け、ギヤシフトダ
ウン時のロツクアツプクラツチ遮断時間をシフト
アツプ時のロツクアツプクラツチ遮断時間よりも
長くしたことを特徴とする、トルクコンバータの
ロツクアツプクラツチ制御装置。[Scope of Claim for Utility Model Registration] In a vehicle equipped with a torque converter lockup clutch, a shift down of a gear change command issued from a transmission controller is detected between a torque converter lockup command circuit and a torque converter lockup control solenoid valve. 1. A lock-up clutch control device for a torque converter, characterized in that a lock-up clutch cut-off time during a gear shift-down is longer than a lock-up clutch cut-off time during a shift-up .
【図面の簡単な説明】
第１図はこの考案の実施例の要部を図解的に示
したブロツク図、第２図は従来装置の概要を示し
、第３図ａ〜ｆはトランスミツシヨン変速指令に
応じて、トランスミツシヨンクラツチ油圧、トラ
ンスミツシヨン電磁弁、トルクコンバータロツク
アツプクラツチ油圧、トルクコンバータロツクア
ツプバルブ及びトルクコンバータ入力軸トルクの
変動または作動の状態を図解的に示したものであ
る。
１……トランスミツシヨンコントローラ、２…
…トランスミツシヨンコントロール電磁弁、３…
…トルクコンバータロツクアツプ指令回路、４…
…シフトダウン検出回路、５……トルクコンバー
タロツクアツプ電磁弁、ｉ０……減速指令信号、
ｉ１，ｉ２……トルクコンバータロツクアツプ指
令信号。[Brief Description of the Drawings] Fig. 1 is a block diagram schematically showing the main parts of an embodiment of this invention, Fig. 2 shows an outline of a conventional device, and Figs. 3 a to f show a transmission speed change. This diagram schematically shows the fluctuation or operation status of transmission clutch oil pressure, transmission solenoid valve, torque converter lock-up clutch oil pressure, torque converter lock-up valve, and torque converter input shaft torque according to commands. . 1...Transmission controller, 2...
...Transmission control solenoid valve, 3...
...Torque converter lockup command circuit, 4...
...Shift down detection circuit, 5...Torque converter lock-up solenoid valve, i0 ...Deceleration command signal,
i 1 , i 2 ... Torque converter lockup command signal.
Claims (1)
両において、トルクコンバータロツクアツプ指令
回路とトルクコンバータロツクアツプコントロー
ル電磁弁との間に、トランスミツシヨンコントロ
ーラから発せられる変速指令のシフトダウンを検
出する限時作動スイツチ付きのシフトダウン検出
回路を設けたことを特徴とする、エンジンオーバ
ーラン防止装置。 In a vehicle equipped with a torque converter lockup clutch, a shift down switch with a time-limited operation is installed between the torque converter lockup command circuit and the torque converter lockup control solenoid valve to detect a downshift in the gear change command issued from the transmission controller. An engine overrun prevention device characterized by being equipped with a detection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8365886U JPS62194968U (en) | 1986-06-03 | 1986-06-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8365886U JPS62194968U (en) | 1986-06-03 | 1986-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62194968U true JPS62194968U (en) | 1987-12-11 |
Family
ID=30937441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8365886U Pending JPS62194968U (en) | 1986-06-03 | 1986-06-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62194968U (en) |
-
1986
- 1986-06-03 JP JP8365886U patent/JPS62194968U/ja active Pending
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