JPH01148150U - - Google Patents
Info
- Publication number
- JPH01148150U JPH01148150U JP4292288U JP4292288U JPH01148150U JP H01148150 U JPH01148150 U JP H01148150U JP 4292288 U JP4292288 U JP 4292288U JP 4292288 U JP4292288 U JP 4292288U JP H01148150 U JPH01148150 U JP H01148150U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- clutch
- outlet port
- solenoid
- 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 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Magnetically Actuated Valves (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
- Gear-Shifting Mechanisms (AREA)
- Control Of Transmission Device (AREA)
Description
第１図は本考案の前後進クラツチ切換電磁弁を
設けた油圧制御回路図と流体式変速機の簡単な構
成図を、第２図は、本考案の前後進クラツチ切換
電磁弁の断面図を、そして、第３図は従来の油圧
制御回路図を示したものである。
３…変速クラツチ、４…直結クラツチ、５…ト
ルクコンバータ、９…逆転機、１１…前進クラツ
チ、１３…後進クラツチ、４３…前進クラツチ切
換電磁弁、４４…後進クラツチ切換電磁弁、４５
，４６，４７…ランド部、４８…スプール弁、４
９…弁本体、５０…ばね、５２…ソレノイド、５
３…第１弁室、５４…第２弁室、５５…第１入口
ポート、５６…第１出口ポート、５７…第２入口
ポート、５８…第２出口ポート、５９…ドレンポ
ート、６１…油圧源、６２，６５，６６，６７…
油路。
Figure 1 shows a hydraulic control circuit diagram and a simple configuration diagram of a hydraulic transmission equipped with the forward/reverse clutch switching solenoid valve of the present invention, and Figure 2 shows a sectional view of the forward/reverse clutch switching solenoid valve of the present invention. , and FIG. 3 shows a conventional hydraulic control circuit diagram. 3... Speed clutch, 4... Direct coupling clutch, 5... Torque converter, 9... Reverse gear, 11... Forward clutch, 13... Reverse clutch, 43... Forward clutch switching solenoid valve, 44... Reverse clutch switching solenoid valve, 45
, 46, 47... land portion, 48... spool valve, 4
9...Valve body, 50...Spring, 52...Solenoid, 5
3...First valve chamber, 54...Second valve chamber, 55...First inlet port, 56...First outlet port, 57...Second inlet port, 58...Second outlet port, 59...Drain port, 61...Hydraulic pressure Source, 62, 65, 66, 67...
Oil road.
Claims (1)
クラツチとを入力側に設けたトルクコンバータよ
り、前進クラツチと後進クラツチとを有する逆転
機を経て車軸を駆動する流体式変速機において、
弁本体４９１内にランド部４５１，４６１，４７
１を有し、対向して設けたソレノイド５２１とば
ね５０１とによつて軸方向に摺動されるスプール
弁４８１を嵌挿し、ランド部４５１と４６１で第
１弁室５３１を、ランド部４６１と４７１で第２
弁室５４１を、それぞれ形成し、ソレノイド５２
１を励磁して、スプール弁４８１が、ばね５０１
を設けた側の弁本体４９１の内端部に当接したと
きは、第１弁室５３１に第１出口ポート５６１と
ドレンポート５９１とが、そして、第２弁室５４
１に第２入口ポート５７１と第２出口ポート５８
１とがそれぞれ連通し、ソレノイド５２１が消磁
されてスプール弁４８１がばね５０１に押圧され
て弁本体４９１の他端部に当接するときは、第１
弁室５３１に第１入口ポート５５１と第１出口ポ
ート５６１とが、そして第２弁室５４１に第２出
口ポート５８１とドレンポート５９１とが、それ
ぞれ連通するように構成した前進クラツチ切換電
磁弁４３と後進クラツチ切換電磁弁４４とを設け
、上記のクラツチ切換電磁弁４３，４４の第１入
口ポート５５，５５２を油圧源６１からの油路６
２に、各第１出口ポート５６１，５６２と第２出
口ポート５７１，５７２とを油路６５１，６５２
で相互に、第２出口ポート５８１を前進クラツチ
１１への油路６６に、第２出口ポート５８２を後
進クラツチ１３への油路６７にそれぞれ連通させ
たことを特徴とするクラツチ油圧切換制御装置。 In a hydraulic transmission in which an axle is driven from a diesel engine through a torque converter having a transmission clutch and a direct coupling clutch on the input side, and a reversing device having a forward clutch and a reverse clutch,
Land portions 45 1 , 46 1 , 47 within the valve body 49 1
A spool valve 48 1 which is slid in the axial direction by a solenoid 52 1 and a spring 50 1 provided opposite to each other is inserted, and a first valve chamber 53 1 is formed between the land portions 45 1 and 46 1 . , the second land portion 46 1 and 47 1
The valve chambers 54 1 are respectively formed, and the solenoid 52
1 , the spool valve 48 1 is activated by the spring 50 1
When it comes into contact with the inner end of the valve body 49 1 on the side where the
1 to the second inlet port 57 1 and the second outlet port 58
1 are in communication with each other, and when the solenoid 52 1 is demagnetized and the spool valve 48 1 is pressed by the spring 50 1 and comes into contact with the other end of the valve body 49 1 , the first
The first inlet port 55 1 and the first outlet port 56 1 communicate with the valve chamber 53 1 , and the second outlet port 58 1 and the drain port 59 1 communicate with the second valve chamber 54 1. A forward clutch switching solenoid valve 43 and a reverse clutch switching solenoid valve 44 are provided.
2, the respective first outlet ports 56 1 , 56 2 and second outlet ports 57 1 , 57 2 are connected to oil passages 65 1 , 65 2 .
Clutch hydraulic pressure switching control characterized in that the second outlet port 581 is communicated with an oil passage 66 to the forward clutch 11, and the second outlet port 582 is communicated with an oil passage 67 to the reverse clutch 13. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988042922U JPH0721963Y2 (en) | 1988-04-01 | 1988-04-01 | Clutch hydraulic switching control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988042922U JPH0721963Y2 (en) | 1988-04-01 | 1988-04-01 | Clutch hydraulic switching control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01148150U true JPH01148150U (en) | 1989-10-13 |
| JPH0721963Y2 JPH0721963Y2 (en) | 1995-05-17 |
Family
ID=31269324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988042922U Expired - Lifetime JPH0721963Y2 (en) | 1988-04-01 | 1988-04-01 | Clutch hydraulic switching control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0721963Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100828759B1 (en) * | 2006-07-24 | 2008-05-09 | 현대자동차주식회사 | Switching valve of continuousle variable transmission for Hybrid Electric Vehicle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6069353A (en) * | 1983-09-23 | 1985-04-20 | Kawasaki Heavy Ind Ltd | Control device of clutch operating pressure of oil in speed changer |
| JPS6182154U (en) * | 1984-11-05 | 1986-05-31 |
-
1988
- 1988-04-01 JP JP1988042922U patent/JPH0721963Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6069353A (en) * | 1983-09-23 | 1985-04-20 | Kawasaki Heavy Ind Ltd | Control device of clutch operating pressure of oil in speed changer |
| JPS6182154U (en) * | 1984-11-05 | 1986-05-31 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0721963Y2 (en) | 1995-05-17 |
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