JPH0454987U - - Google Patents
Info
- Publication number
- JPH0454987U JPH0454987U JP9711090U JP9711090U JPH0454987U JP H0454987 U JPH0454987 U JP H0454987U JP 9711090 U JP9711090 U JP 9711090U JP 9711090 U JP9711090 U JP 9711090U JP H0454987 U JPH0454987 U JP H0454987U
- Authority
- JP
- Japan
- Prior art keywords
- gears
- end faces
- pump
- gear pump
- pump housing
- 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 3
- 238000010586 diagram Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 1
Landscapes
- Rotary Pumps (AREA)
Description
第１図〜第６図は本考案の一実施例を示すもの
で、第１図および第２図はそれぞれ四輪駆動車両
の前進時および後退時における動力伝達系を示す
図、第３図はその動力伝達装置の縦断面図、第４
図は第３図の−線断面図、第５図はオリフイ
スおよびオリフイス閉塞手段による油圧特性を示
すグラフ、第６図は油圧クラツチに供給される潤
滑油量を示すグラフ、第７図は剪断抵抗トルクＴ
を求める数式の説明図である。
４６……前部側板（ポンプハウジング）、５０
ｆ，５０ｒ……ロータハウジング（ポンプハウジ
ング）、５１……中央側板（ポンプハウジング）
、５２……後部側板（ポンプハウジング）、５６
ｆ，５６ｒ……インナロータ（歯車）、５６ｆ２
，５６ｒ２……環状溝（凹部）、５６ｆ３，５６
ｒ３……連通穴。
Figures 1 to 6 show an embodiment of the present invention. Figures 1 and 2 are diagrams showing the power transmission system when a four-wheel drive vehicle is moving forward and backward, respectively, and Figure 3 is a diagram showing the power transmission system when a four-wheel drive vehicle is moving forward and backward. Vertical sectional view of the power transmission device, No. 4
The figure is a sectional view taken along the - line in Figure 3, Figure 5 is a graph showing the hydraulic characteristics of the orifice and orifice closing means, Figure 6 is a graph showing the amount of lubricating oil supplied to the hydraulic clutch, and Figure 7 is the shear resistance. Torque T
FIG. 46...Front side plate (pump housing), 50
f, 50r...Rotor housing (pump housing), 51...Central side plate (pump housing)
, 52...Rear side plate (pump housing), 56
f, 56r...Inner rotor (gear), 56f 2
, 56r 2 ... annular groove (recess), 56f 3 , 56
r3 ...Communication hole.
Claims (1)
ｒ，５２の内部に配設した歯車５６ｆ，５６ｒを
駆動することにより圧油を吐出する歯車ポンプに
おいて、 前記歯車５６ｆ，５６ｒの端面とその端面に対
向するポンプハウジング４６，５０ｆ，５１，５
０ｒ，５２の端面の少なくとも一方に凹部５６ｆ
２，５６ｒ２を形成したことを特徴とする歯車ポ
ンプ。 ポンプハウジング４６，５０ｆ，５１，５０
ｒ，５２の内部に配設した歯車５６ｆ，５６ｒを
駆動することにより圧油を吐出する歯車ポンプに
おいて、 前記歯車５６ｆ，５６ｒにその両端面に開口す
る連通穴５６ｆ３，５６ｒ３を形成したことを特
徴とする歯車ポンプ。[Claims for utility model registration] Pump housing 46, 50f, 51, 50
In a gear pump that discharges pressure oil by driving gears 56f, 56r disposed inside gears 56f, 52, end faces of the gears 56f, 56r and pump housings 46, 50f, 51, 5 facing the end faces thereof.
A recess 56f on at least one of the end faces of 0r and 52.
2. A gear pump characterized in that it is formed with 56r2 . Pump housing 46, 50f, 51, 50
In a gear pump that discharges pressure oil by driving gears 56f and 56r disposed inside the gears 56f and 52, communicating holes 56f3 and 56r3 are formed in the gears 56f and 56r and open on both end faces thereof. A gear pump featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9711090U JPH0454987U (en) | 1990-09-14 | 1990-09-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9711090U JPH0454987U (en) | 1990-09-14 | 1990-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0454987U true JPH0454987U (en) | 1992-05-12 |
Family
ID=31837195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9711090U Pending JPH0454987U (en) | 1990-09-14 | 1990-09-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0454987U (en) |
-
1990
- 1990-09-14 JP JP9711090U patent/JPH0454987U/ja active Pending
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