JPH0226772U - - Google Patents
Info
- Publication number
- JPH0226772U JPH0226772U JP10395088U JP10395088U JPH0226772U JP H0226772 U JPH0226772 U JP H0226772U JP 10395088 U JP10395088 U JP 10395088U JP 10395088 U JP10395088 U JP 10395088U JP H0226772 U JPH0226772 U JP H0226772U
- Authority
- JP
- Japan
- Prior art keywords
- swash plate
- suction port
- piston
- shoe
- suction
- 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
- Reciprocating Pumps (AREA)
Description
第１図は本考案の実施例アキシヤルピストンポ
ンプの断面構造図、第２図は第１図に示す斜板の
斜視図を示す。
１……ハウジング、３……シヤフト、４……斜
板、５……シリンダバレル、６……ピストン、７
……シユー、８……シリンダ室、９……バルブプ
レート、１０……吸入ポート、１１……吐出ポー
ト、１５……斜板吸入ポート、１６……連通路、
１７……ポンプ吸入口、１８……ピストンの他端
頭部、１９……吸入通路。
FIG. 1 is a sectional structural view of an axial piston pump according to an embodiment of the present invention, and FIG. 2 is a perspective view of the swash plate shown in FIG. 1. 1... Housing, 3... Shaft, 4... Swash plate, 5... Cylinder barrel, 6... Piston, 7
...Shu, 8...Cylinder chamber, 9...Valve plate, 10...Suction port, 11...Discharge port, 15...Swash plate suction port, 16...Communication path,
17... Pump suction port, 18... Other end head of the piston, 19... Suction passage.
Claims (1)
されたシリンダバレルの複数個のシリンダ室に軸
方向摺動可能に嵌挿された複数個のピストンと、
各ピストンの一端側の各前記シリンダ室に開口す
る吸入ポート及び吐出ポートを有するバルブプレ
ートと、各前記ピストンの他端頭部及びシユーを
介して摺接可能な斜板と、を含む斜板形アキシヤ
ルピストンにおいて、各前記ピストンの他端頭部
及びシユーに、各シリンダ室と連通する吸入通路
を設け、さらに前記斜板の前記シユーの前記吸入
通路との摺接面に開口する前記吸入ポートと円周
方向で対応した位置に設けられた斜板吸入ポート
、及び斜板吸入ポートとポンプ吸入口とを連通さ
せる連通路、とを前記斜板に設けたことを特徴と
するアキシヤルピストンポンプ。 a plurality of pistons axially slidably fitted into a plurality of cylinder chambers of a cylinder barrel rotatably supported in a housing together with a shaft;
A swash plate type including a valve plate having a suction port and a discharge port opening into each cylinder chamber on one end side of each piston, and a swash plate slidably contactable via the head and shoe at the other end of each piston. In the axial piston, a suction passage communicating with each cylinder chamber is provided at the other end head of each piston and at the shoe, and the suction port opens at a sliding surface of the swash plate with the suction passage of the shoe. An axial piston pump characterized in that the swash plate is provided with a swash plate suction port provided at a circumferentially corresponding position, and a communication passage for communicating the swash plate suction port and the pump suction port. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988103950U JPH0639100Y2 (en) | 1988-08-05 | 1988-08-05 | Axial piston pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988103950U JPH0639100Y2 (en) | 1988-08-05 | 1988-08-05 | Axial piston pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0226772U true JPH0226772U (en) | 1990-02-21 |
| JPH0639100Y2 JPH0639100Y2 (en) | 1994-10-12 |
Family
ID=31335237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988103950U Expired - Lifetime JPH0639100Y2 (en) | 1988-08-05 | 1988-08-05 | Axial piston pump |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0639100Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020159271A (en) * | 2019-03-26 | 2020-10-01 | ナブテスコ株式会社 | Swash plate, swash plate pump and construction machine |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57119181A (en) * | 1981-01-14 | 1982-07-24 | Mitsubishi Heavy Ind Ltd | Piston-sliding device in swash plate type axial piston pump or motor |
| JPS599181U (en) * | 1982-07-09 | 1984-01-20 | 三菱重工業株式会社 | fluid machinery |
-
1988
- 1988-08-05 JP JP1988103950U patent/JPH0639100Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57119181A (en) * | 1981-01-14 | 1982-07-24 | Mitsubishi Heavy Ind Ltd | Piston-sliding device in swash plate type axial piston pump or motor |
| JPS599181U (en) * | 1982-07-09 | 1984-01-20 | 三菱重工業株式会社 | fluid machinery |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020159271A (en) * | 2019-03-26 | 2020-10-01 | ナブテスコ株式会社 | Swash plate, swash plate pump and construction machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0639100Y2 (en) | 1994-10-12 |