JPH0199989U - - Google Patents
Info
- Publication number
- JPH0199989U JPH0199989U JP19409487U JP19409487U JPH0199989U JP H0199989 U JPH0199989 U JP H0199989U JP 19409487 U JP19409487 U JP 19409487U JP 19409487 U JP19409487 U JP 19409487U JP H0199989 U JPH0199989 U JP H0199989U
- Authority
- JP
- Japan
- Prior art keywords
- pump
- gear
- decrease
- transmission
- increase
- 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 claims 2
Landscapes
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Rotary Pumps (AREA)
Description
第１図はこの考案の一実施例の断面図、第２図
は第１図―線矢視断面図、第３図は同実施例
の作動装置の断面図、第４図は従来のギヤポンプ
におけるポンプ回転数Ｎと吐出量Ｑ１，Ｑ２の関
係を示すグラフである。
１……ポンプボデイ、３……カバー、１５……
ドライブシヤフト、１７，１９……円錐部、２１
……リング、２３……ドライブギヤ、２５……ド
リブンギヤ、２９……シリンダ、３１……プラン
ジヤ、４１……ばね。
Fig. 1 is a sectional view of an embodiment of this invention, Fig. 2 is a sectional view taken along the line in Fig. 1, Fig. 3 is a sectional view of the actuating device of the same embodiment, and Fig. 4 is a sectional view of a conventional gear pump. It is a graph showing the relationship between pump rotation speed N and discharge amounts Q 1 and Q 2 . 1...Pump body, 3...Cover, 15...
Drive shaft, 17, 19... Conical part, 21
... Ring, 23 ... Drive gear, 25 ... Driven gear, 29 ... Cylinder, 31 ... Plunger, 41 ... Spring.
Claims (1)
れ互いに噛み合うドライブギヤおよびドリブンギ
ヤと、このドライブギヤと駆動連結されたドライ
ブシヤフトと、エンジンからの回転入力を変速し
前記ドライブシヤフトに出力する変速装置と、エ
ンジン回転に応じて増減するポンプ吐出圧の増減
を用いて前記変速装置を連動させ出力回転を増減
する作動手段とからなることを特徴とするギヤポ
ンプ。 A pump body, a drive gear and a driven gear that are disposed within the pump body and mesh with each other, a drive shaft that is drivingly connected to the drive gear, a transmission that changes the speed of rotation input from the engine and outputs it to the drive shaft, 1. A gear pump comprising: an actuating means for interlocking the transmission to increase/decrease the output rotation by using an increase/decrease in pump discharge pressure that increases/decrease according to the change in the pump discharge pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19409487U JPH0199989U (en) | 1987-12-23 | 1987-12-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19409487U JPH0199989U (en) | 1987-12-23 | 1987-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0199989U true JPH0199989U (en) | 1989-07-05 |
Family
ID=31484845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19409487U Pending JPH0199989U (en) | 1987-12-23 | 1987-12-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0199989U (en) |
-
1987
- 1987-12-23 JP JP19409487U patent/JPH0199989U/ja active Pending