JPH01149059U - - Google Patents
Info
- Publication number
- JPH01149059U JPH01149059U JP4582088U JP4582088U JPH01149059U JP H01149059 U JPH01149059 U JP H01149059U JP 4582088 U JP4582088 U JP 4582088U JP 4582088 U JP4582088 U JP 4582088U JP H01149059 U JPH01149059 U JP H01149059U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- pressure
- chamber
- chambers
- spring
- 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
- 238000005192 partition Methods 0.000 claims 2
- 238000000638 solvent extraction Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Braking Arrangements (AREA)
- General Details Of Gearings (AREA)
- Control Of Transmission Device (AREA)
Description
第１〜８図は本考案に係るサーボ機構の第１実
施例を示す図であり、第１図はその構成を示す断
面図、第２，３図はその作用を示すタイミングチ
ヤート、第４〜６図は自動変速機の構成をモデル
化した図、第７図はバンドブレーキ制御トルクＴ
ｓｂに対応する力Ｆｓｂと時間の関係を示すグラ
フ、第８図は変速シヨツクの大きさと時間の関係
を示すグラフ、第９図は本考案に係るサーボ機構
の第２実施例の構成を示す断面図、第１０図は従
来のサーボ機構の構成を示す断面図、第１１〜１
３図は従来のサーボ機構の作用を示すタイミング
チヤートである。
１……バンドサーボ（サーボ機構）、２……シ
リンダ、３……サーボピストン（第１ピストン）
、４……アキユムレータピストン（第２ピストン
）、５……第１室、６……第２室、７……第３室
、８……ステム、９……クツシヨンスプリング（
スプリング）。
1-8 are diagrams showing a first embodiment of the servo mechanism according to the present invention, FIG. 1 is a sectional view showing its configuration, FIGS. 2 and 3 are timing charts showing its operation, and FIGS. Figure 6 is a model of the automatic transmission configuration, and Figure 7 is the band brake control torque T.
A graph showing the relationship between the force Fsb corresponding to sb and time, FIG. 8 a graph showing the relationship between the size of the speed change shock and time, and FIG. 9 a cross section showing the configuration of the second embodiment of the servo mechanism according to the present invention. Figures 10 and 10 are cross-sectional views showing the configuration of a conventional servo mechanism, and Figures 11 to 1.
FIG. 3 is a timing chart showing the operation of a conventional servo mechanism. 1... Band servo (servo mechanism), 2... Cylinder, 3... Servo piston (first piston)
, 4...Accumulator piston (second piston), 5...First chamber, 6...Second chamber, 7...Third chamber, 8...Stem, 9...Cushion spring (
spring).
Claims (1)
在な少なくとも第１〜３室を有し、該第１室には
必要に応じて解放圧が導入され、該２室には必要
に応じて締結圧が導入され、該３室にはライン圧
が導入されるサーボ機構であつて、前記第２室の
画壁の一部を担い、該第２室に導入される締結圧
の上昇に伴つて移動する第１のピストンと、前記
第２室および第３室の画壁の一部を担い、締結圧
が所定の設定圧を超えて上昇すると第３室の容積
を縮小させながら移動する第２のピストンと、前
記第１のピストンの移動方向に所定の離隔距離で
設けられた係合部および該係合部と一体的に所定
の締結機構に連結する連結部を持つステムと、該
離隔距離内に縮設され、前記第１のピストンの移
動に抗する付勢力を発揮するスプリングと、を備
えたサーボ機構において、少なくとも前記設定圧
に至るまでは、第１のピストンの移動が継続され
るように前記スプリングのバネ力を設定したこと
を特徴とするサーボ機構。 The cylinder has at least 1st to 3rd chambers whose volume can be changed by partitioning the inside of the cylinder, and release pressure is introduced into the first chamber as necessary, and tightening pressure is introduced into the two chambers as necessary. is introduced, and line pressure is introduced into the three chambers.The servo mechanism is responsible for a part of the partition wall of the second chamber and moves as the fastening pressure introduced into the second chamber increases. a first piston that serves as a part of the partition walls of the second and third chambers, and a second piston that moves while reducing the volume of the third chamber when the fastening pressure rises beyond a predetermined set pressure. a stem having a piston, an engaging portion provided at a predetermined distance in the moving direction of the first piston, and a connecting portion integrally connected to the engaging portion to a predetermined fastening mechanism; A servo mechanism including a spring that is contracted to the spring and exerts a biasing force against movement of the first piston, so that the movement of the first piston is continued at least until the set pressure is reached. A servo mechanism characterized in that the spring force of the spring is set to .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4582088U JPH01149059U (en) | 1988-04-04 | 1988-04-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4582088U JPH01149059U (en) | 1988-04-04 | 1988-04-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01149059U true JPH01149059U (en) | 1989-10-16 |
Family
ID=31272116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4582088U Pending JPH01149059U (en) | 1988-04-04 | 1988-04-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01149059U (en) |
-
1988
- 1988-04-04 JP JP4582088U patent/JPH01149059U/ja active Pending
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