JPS6197652U - - Google Patents
Info
- Publication number
- JPS6197652U JPS6197652U JP18384484U JP18384484U JPS6197652U JP S6197652 U JPS6197652 U JP S6197652U JP 18384484 U JP18384484 U JP 18384484U JP 18384484 U JP18384484 U JP 18384484U JP S6197652 U JPS6197652 U JP S6197652U
- Authority
- JP
- Japan
- Prior art keywords
- return
- output
- port
- passage
- spool
- 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
Landscapes
- Gear-Shifting Mechanisms (AREA)
- Control Of Transmission Device (AREA)
- Sliding Valves (AREA)
- Multiple-Way Valves (AREA)
Description
図面は本考案に係る油圧式変速操作用バルブの
実施例を示し、第１図及び第２図は、夫々スプー
ル弁の変速切換状態を示す断面図、第３図イ，ロ
は各アクチユエータの油圧力変化グラフ、第４図
イ，ロは従来例を示す各アクチユエータの油圧力
変化グラフである。
１…連通路、２…戻り流路、３…スプール、４
…弁箱、５…ポンプポート、６…絞り部材、Ａ…
出力兼戻りポート、Ｄ…ドレン穴。
The drawings show an embodiment of the hydraulic speed change operation valve according to the present invention, FIGS. 1 and 2 are cross-sectional views showing the speed change state of the spool valve, and FIGS. 3A and 3B show the oil pressure of each actuator. Pressure Change Graph: Figures 4A and 4B are hydraulic pressure change graphs for each actuator showing a conventional example. 1...Communication path, 2...Return channel, 3...Spool, 4
...valve box, 5...pump port, 6...throttle member, A...
Output/return port, D...Drain hole.
Claims (1)
りポートＡ…を設け、スプール３にドレン穴Ｄを
設け、且つ、前記出力兼戻りポートＡ…の一部を
ポンプポート５…に連通させる連通路１・及び前
記出力兼戻りポートＡ…の残部を前記ドレン穴Ｄ
に連通させる戻り流路２…を前記スプール３に設
け、前記ポンプポート５に連通する出力兼戻りポ
ートＡと、前記ドレン穴Ｄに連通する出力兼戻り
ポートＡとの前記スプール３の切換え操作に基づ
いた組合わせ変更によつて変速されるように、前
記連通路１及び戻り流路２を配置してある油圧式
変速操作用バルブであつて、前記戻り流路２の一
部又は全てに、絞り部材６を挿脱自在に嵌着して
ある油圧式変速操作用バルブ。 A pump port 5 and a plurality of output/return ports A are provided in the valve box 4, a drain hole D is provided in the spool 3, and a portion of the output/return ports A is communicated with the pump port 5. The remaining part of the passage 1 and the output/return port A is connected to the drain hole D.
The spool 3 is provided with a return passage 2 that communicates with the pump port 5, and the spool 3 is switched between an output/return port A that communicates with the pump port 5 and an output/return port A that communicates with the drain hole D. A hydraulic gear shift operation valve in which the communicating passage 1 and the return passage 2 are arranged so that the speed can be changed by changing the combination based on the above, and a part or all of the return passage 2 includes: A hydraulic speed change operation valve in which a throttle member 6 is removably fitted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18384484U JPH0636355Y2 (en) | 1984-12-03 | 1984-12-03 | Hydraulic shift valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18384484U JPH0636355Y2 (en) | 1984-12-03 | 1984-12-03 | Hydraulic shift valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6197652U true JPS6197652U (en) | 1986-06-23 |
| JPH0636355Y2 JPH0636355Y2 (en) | 1994-09-21 |
Family
ID=30741335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18384484U Expired - Lifetime JPH0636355Y2 (en) | 1984-12-03 | 1984-12-03 | Hydraulic shift valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0636355Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976339A (en) * | 2014-04-02 | 2015-10-14 | 季维新 | Oil circuit controller for automobile transmission |
| WO2021004418A1 (en) * | 2019-07-05 | 2021-01-14 | 章睿承 | Movement gear control device between active device and passive device of vehicle |
-
1984
- 1984-12-03 JP JP18384484U patent/JPH0636355Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976339A (en) * | 2014-04-02 | 2015-10-14 | 季维新 | Oil circuit controller for automobile transmission |
| WO2021004418A1 (en) * | 2019-07-05 | 2021-01-14 | 章睿承 | Movement gear control device between active device and passive device of vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0636355Y2 (en) | 1994-09-21 |