JPH0256867U - - Google Patents
Info
- Publication number
- JPH0256867U JPH0256867U JP13450888U JP13450888U JPH0256867U JP H0256867 U JPH0256867 U JP H0256867U JP 13450888 U JP13450888 U JP 13450888U JP 13450888 U JP13450888 U JP 13450888U JP H0256867 U JPH0256867 U JP H0256867U
- Authority
- JP
- Japan
- Prior art keywords
- swash plate
- cylinder block
- piston
- groove
- axis
- 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 description 2
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は従来の斜板装置における斜板とピスト
ンとの接触部を示す模式図、第２図は従来の他の
斜板装置を示す第１図と同様な図面、第３図は同
斜板装置の部分的正面図、第４図は本考案の斜板
装置における斜板とピストンとの接触部を模式的
に示した断面図、第５図はその部分的正面図、第
６図は本考案による斜板式ポンプを備えた車両用
油圧無段変速装置の全体断面図、第７図は第４図
の―線に沿う断面図である。
１……斜板、２……ピストン、３……軸線、４
……凹溝部、１０……無段変速装置、１１……斜
板式ポンプ、１２……外ケース、１３……内ケー
ス、１４……デイストリビユータ、１５……回転
軸、１６，１７……軸受、１８……シリンダブロ
ツク、１９……シリンダ、２０……スプリング、
２１……ローラ、２２……斜板支持体、２３……
出入口、２４……弁板、２５……斜板式モータ、
２６……シリンダブロツク、２７……シリンダ、
２８……スプリング、２９……ピストン、３０…
…斜板、３１……ボール、３２……スラスト板、
３３……モータ軸、３４……弁板、３５，３６…
…歯車、３７……車軸、３８……耳軸、３９……
操作軸、４０……位置決め部材。
Fig. 1 is a schematic diagram showing the contact portion between the swash plate and the piston in a conventional swash plate device, Fig. 2 is a diagram similar to Fig. 1 showing another conventional swash plate device, and Fig. 3 is the same oblique view. FIG. 4 is a sectional view schematically showing the contact portion between the swash plate and the piston in the swash plate device of the present invention, FIG. 5 is a partial front view of the plate device, and FIG. 6 is a partial front view of the plate device. FIG. 7 is an overall cross-sectional view of a vehicle hydraulic continuously variable transmission equipped with a swash plate pump according to the present invention, and FIG. 7 is a cross-sectional view taken along line - in FIG. 4. 1... Swash plate, 2... Piston, 3... Axis line, 4
... Concave groove portion, 10 ... Continuously variable transmission, 11 ... Swash plate pump, 12 ... Outer case, 13 ... Inner case, 14 ... Distributor, 15 ... Rotating shaft, 16, 17 ... Bearing, 18... Cylinder block, 19... Cylinder, 20... Spring,
21...Roller, 22...Swash plate support, 23...
Inlet/outlet, 24...valve plate, 25...swash plate motor,
26...Cylinder block, 27...Cylinder,
28...Spring, 29...Piston, 30...
... Swash plate, 31 ... Ball, 32 ... Thrust plate,
33...Motor shaft, 34...Valve plate, 35, 36...
...Gear, 37...Axle, 38...Ear shaft, 39...
Operation axis, 40...positioning member.
Claims (1)
軸の軸線に平行に配設されたシリンダを有するシ
リンダブロツクと、前記シリンダに往復運動可能
に嵌装され球面状の先端部を前記斜板に当接させ
たピストンとから成り、前記シリンダブロツクを
前記回転軸とともに回転可能とした斜板装置にお
いて、前記斜板の前記ピストンの先端部に当接す
る面部分を該斜板の周方向に延びる環状の凹溝部
とし、該凹溝部の横断面形状を前記ピストン先端
部の曲率半径より僅かに大きな曲率半径を有する
円弧状に形成したことを特徴とする斜板装置。 a cylinder block having a swash plate inclined with respect to the axis of the rotation shaft; a cylinder block disposed parallel to the axis of the rotation shaft; In the swash plate device, the cylinder block is rotatable together with the rotating shaft, and the surface portion of the swash plate that comes into contact with the tip of the piston extends in the circumferential direction of the swash plate. A swash plate device characterized in that the groove is an annular groove, and the cross-sectional shape of the groove is formed into an arc having a radius of curvature slightly larger than the radius of curvature of the tip of the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13450888U JPH0256867U (en) | 1988-10-17 | 1988-10-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13450888U JPH0256867U (en) | 1988-10-17 | 1988-10-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0256867U true JPH0256867U (en) | 1990-04-24 |
Family
ID=31393328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13450888U Pending JPH0256867U (en) | 1988-10-17 | 1988-10-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0256867U (en) |
-
1988
- 1988-10-17 JP JP13450888U patent/JPH0256867U/ja active Pending