JPH02105592U - - Google Patents
Info
- Publication number
- JPH02105592U JPH02105592U JP11282389U JP11282389U JPH02105592U JP H02105592 U JPH02105592 U JP H02105592U JP 11282389 U JP11282389 U JP 11282389U JP 11282389 U JP11282389 U JP 11282389U JP H02105592 U JPH02105592 U JP H02105592U
- Authority
- JP
- Japan
- Prior art keywords
- liquid pump
- seal
- seal washer
- pump
- recess
- 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
- 239000007788 liquid Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims 1
Landscapes
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Description
第１図は本考案の液体ポンプのシールワツシヤ
を示す平面図、第２図は第１図―線に沿う断
面図、第３図は本考案の液体ポンプの一実施例を
示す側断面図、第４図は第３図の―線矢視断
面図、第５図は第３図の―線矢視断面図、第
６図は従来の液体ポンプを示す側断面図、第７図
は従来の液体ポンプのシールワツシヤを示す平面
図である。
２１……ポンプハウジング、２５……凹部、２
６……カムリング、２７……ロータ、３９……低
圧通路、４３……カバープレート、５３……シー
ルワツシヤ、５５，５６……シールリング、Ｐ…
…ポンプ部。
Fig. 1 is a plan view showing a seal washer of the liquid pump of the present invention, Fig. 2 is a sectional view taken along the line of Fig. 1, and Fig. 3 is a side sectional view showing an embodiment of the liquid pump of the present invention. Figure 4 is a cross-sectional view taken along the line arrow in Figure 3, Figure 5 is a cross-sectional view taken along the line arrow - in Figure 3, Figure 6 is a side sectional view showing a conventional liquid pump, and Figure 7 is a conventional liquid pump. It is a top view which shows the seal washer of a pump. 21...Pump housing, 25...Recess, 2
6...Cam ring, 27...Rotor, 39...Low pressure passage, 43...Cover plate, 53...Seal washer, 55, 56...Seal ring, P...
...Pump section.
Claims (1)
通路が開口するポンプハウジングの端部に、シー
ルワツシヤを介してカバープレートを当接した液
体ポンプであつて、前記シールワツシヤが、前記
凹部および低圧通路を独立して封止するシールリ
ングを備えたことを特徴とする液体ポンプ。 (2) 前記シールワツシヤのシールリングは互い
に異種材料で形成されてなる第１項記載の液体ポ
ンプ。[Claims for Utility Model Registration] (1) A liquid pump in which a cover plate is brought into contact via a seal washer with an end of a pump housing in which a recess for forming a pump portion and a low-pressure passage are opened, the seal washer A liquid pump comprising a seal ring that independently seals the recess and the low pressure passage. (2) The liquid pump according to item 1, wherein the seal rings of the seal washer are made of different materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11282389U JPH02105592U (en) | 1988-10-03 | 1989-09-28 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12985088 | 1988-10-03 | ||
| JP11282389U JPH02105592U (en) | 1988-10-03 | 1989-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02105592U true JPH02105592U (en) | 1990-08-22 |
Family
ID=31718835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11282389U Pending JPH02105592U (en) | 1988-10-03 | 1989-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02105592U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59180090A (en) * | 1983-03-30 | 1984-10-12 | Atsugi Motor Parts Co Ltd | Vane pump |
| JPS6114490A (en) * | 1984-06-21 | 1986-01-22 | ダウテイ ハイドロウリツク ユニツツ リミテツド | Rotary volume type fluid compressor |
-
1989
- 1989-09-28 JP JP11282389U patent/JPH02105592U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59180090A (en) * | 1983-03-30 | 1984-10-12 | Atsugi Motor Parts Co Ltd | Vane pump |
| JPS6114490A (en) * | 1984-06-21 | 1986-01-22 | ダウテイ ハイドロウリツク ユニツツ リミテツド | Rotary volume type fluid compressor |