JPH0226972U - - Google Patents
Info
- Publication number
- JPH0226972U JPH0226972U JP10581688U JP10581688U JPH0226972U JP H0226972 U JPH0226972 U JP H0226972U JP 10581688 U JP10581688 U JP 10581688U JP 10581688 U JP10581688 U JP 10581688U JP H0226972 U JPH0226972 U JP H0226972U
- Authority
- JP
- Japan
- Prior art keywords
- end chamber
- chamber
- spool
- rear end
- communicates
- 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
- 239000007788 liquid Substances 0.000 claims description 3
Description
第１図は本考案の実施例を示す液体ポンプの要
部断面図である。
２……作動室、３……吐出ポート、４……流量
制御弁、５……メインオリフイス、６……スプー
ル、９……前端部室、１０……後端部室、１２…
…連通路、１３……下流室、Ａ……ポンプ吐出側
。
FIG. 1 is a sectional view of a main part of a liquid pump showing an embodiment of the present invention. 2... Working chamber, 3... Discharge port, 4... Flow rate control valve, 5... Main orifice, 6... Spool, 9... Front end chamber, 10... Rear end chamber, 12...
...Communication path, 13...Downstream chamber, A...Pump discharge side.
Claims (1)
制御弁のスプールの前端部室をポンプの作動室に
連通すると共にメインオリフイスを介して吐出ポ
ートに連通する一方、スプールの後端部室をメイ
ンオリフイス通過後の下流室に連通し、前端部室
と後端部室との圧力差によつてスプールを応動さ
せて吐出流量を調整する液体ポンプにおいて、前
記後端部室にアキユムレータを付設したことを特
徴とする液体ポンプ。 A flow control valve is disposed on the pump discharge side, and the front end chamber of the spool of the flow control valve communicates with the working chamber of the pump and the discharge port via the main orifice, while the rear end chamber of the spool communicates with the main orifice. A liquid pump that communicates with a downstream chamber after passage and adjusts a discharge flow rate by adjusting a spool based on a pressure difference between a front end chamber and a rear end chamber, characterized in that an accumulator is attached to the rear end chamber. liquid pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988105816U JPH0711002Y2 (en) | 1988-08-10 | 1988-08-10 | Liquid pump flow control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988105816U JPH0711002Y2 (en) | 1988-08-10 | 1988-08-10 | Liquid pump flow control valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0226972U true JPH0226972U (en) | 1990-02-21 |
| JPH0711002Y2 JPH0711002Y2 (en) | 1995-03-15 |
Family
ID=31338772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988105816U Expired - Lifetime JPH0711002Y2 (en) | 1988-08-10 | 1988-08-10 | Liquid pump flow control valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0711002Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49106020A (en) * | 1973-02-13 | 1974-10-08 | ||
| JPS5843601A (en) * | 1981-08-28 | 1983-03-14 | トムソン−セエスエフ | Passive transceiver switch for electromagnetic wave including semiconductor |
-
1988
- 1988-08-10 JP JP1988105816U patent/JPH0711002Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49106020A (en) * | 1973-02-13 | 1974-10-08 | ||
| JPS5843601A (en) * | 1981-08-28 | 1983-03-14 | トムソン−セエスエフ | Passive transceiver switch for electromagnetic wave including semiconductor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0711002Y2 (en) | 1995-03-15 |