JPH0299206U - - Google Patents
Info
- Publication number
- JPH0299206U JPH0299206U JP654689U JP654689U JPH0299206U JP H0299206 U JPH0299206 U JP H0299206U JP 654689 U JP654689 U JP 654689U JP 654689 U JP654689 U JP 654689U JP H0299206 U JPH0299206 U JP H0299206U
- Authority
- JP
- Japan
- Prior art keywords
- discharge chamber
- branch passage
- fluid
- swing type
- passageway
- 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
- 239000012530 fluid Substances 0.000 claims 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
- F04C2/102—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member the two members rotating simultaneously around their respective axes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Description
第１図は本考案の一実施例を示す側断面図、第
２図は第１図の―線に沿つた断面図、第３図
は本考案の他の実施例を示し、第２図に対応する
断面図、第４図および第５図は従来例を示す断面
図である。
１……ポンプボデイ、２……ポンプカバー、３
……ポンプハウジング、８……吐出室、１０……
還流通路（分岐通路）、１２……スイング式弁、
１２Ｂ……板状弁体、１２Ｃ……リリーフスプリ
ング、１２Ｄ……リード弁体。
Fig. 1 is a side sectional view showing one embodiment of the present invention, Fig. 2 is a sectional view taken along the line - in Fig. 1, and Fig. 3 shows another embodiment of the present invention. The corresponding sectional views, FIGS. 4 and 5, are sectional views showing conventional examples. 1...Pump body, 2...Pump cover, 3
...Pump housing, 8...Discharge chamber, 10...
Reflux passage (branch passage), 12...swing type valve,
12B...Plate valve body, 12C...Relief spring, 12D...Reed valve body.
Claims (1)
部が流通する分岐通路を設けるとともに、該分岐
通路に、吐出室の圧力が設定値以上になると吐出
室からの流体の流出を許容する少なくとも一つの
スイング式弁を設けたことを特徴とするポンプの
流量制御装置。 A branch passage through which a part of the fluid discharged from the discharge chamber flows is provided in the housing, and at least one passageway is provided in the branch passage that allows the fluid to flow out from the discharge chamber when the pressure in the discharge chamber exceeds a set value. A pump flow rate control device characterized by being equipped with a swing type valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP654689U JPH0299206U (en) | 1989-01-25 | 1989-01-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP654689U JPH0299206U (en) | 1989-01-25 | 1989-01-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0299206U true JPH0299206U (en) | 1990-08-07 |
Family
ID=31210818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP654689U Pending JPH0299206U (en) | 1989-01-25 | 1989-01-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0299206U (en) |
-
1989
- 1989-01-25 JP JP654689U patent/JPH0299206U/ja active Pending