JPH02122193U - - Google Patents
Info
- Publication number
- JPH02122193U JPH02122193U JP2918189U JP2918189U JPH02122193U JP H02122193 U JPH02122193 U JP H02122193U JP 2918189 U JP2918189 U JP 2918189U JP 2918189 U JP2918189 U JP 2918189U JP H02122193 U JPH02122193 U JP H02122193U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- bearing
- mating surface
- fluid
- pair
- 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 description 5
- 230000013011 mating Effects 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 125000006850 spacer group Chemical group 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
- F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C2/18—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with similar tooth forms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
- F01C21/02—Arrangements of bearings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Description
第１図乃至第４図は本考案の一実施例を示し、
第１図は本考案の流体ポンプの断面図、第２図は
第１図の−線に沿う断面図、第３図は第１図
の回転子と軸受の分解斜視図、第４図は同軸受の
合わせ面を合わせた状態の側面図、第５図は本考
案の他の実施例を示す第４図と同状図、第６図は
従来例を示す第３図と同状面、第７図は第６図に
おける軸受の合わせ面を合わせた状態を示す側面
図である。 １０……流体ポンプ、１１……ポンプケーシン
グ、１９，２０……回転子、２１〜２４……スペ
ーサ、２１ｂ〜２４ｂ……合わせ面、２５，２６
……シール壁部。
第１図は本考案の流体ポンプの断面図、第２図は
第１図の−線に沿う断面図、第３図は第１図
の回転子と軸受の分解斜視図、第４図は同軸受の
合わせ面を合わせた状態の側面図、第５図は本考
案の他の実施例を示す第４図と同状図、第６図は
従来例を示す第３図と同状面、第７図は第６図に
おける軸受の合わせ面を合わせた状態を示す側面
図である。 １０……流体ポンプ、１１……ポンプケーシン
グ、１９，２０……回転子、２１〜２４……スペ
ーサ、２１ｂ〜２４ｂ……合わせ面、２５，２６
……シール壁部。
Claims (1)
- ポンプケーシングの内孔部に嵌装した一対の回
転子を回転させることにより流体を圧送すると共
に、前記内孔部の、前記ポンプケーシングの端面
と前記回動子の端面との間に、前記回転子を夫々
回転自在に軸支する一対の軸受を嵌合し、一方の
回転子の軸受の合わせ面と他方の回転子の軸受の
合わせ面とを当接してなる流体ポンプにおいて、
前記軸受の合わせ面に、前記回転子の軸線方向に
沿い且つ入力側と出力側とを遮断するシール手段
を設けたことを特徴とする流体ポンプ。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2918189U JPH02122193U (ja) | 1989-03-16 | 1989-03-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2918189U JPH02122193U (ja) | 1989-03-16 | 1989-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02122193U true JPH02122193U (ja) | 1990-10-05 |
Family
ID=31253168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2918189U Pending JPH02122193U (ja) | 1989-03-16 | 1989-03-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02122193U (ja) |
-
1989
- 1989-03-16 JP JP2918189U patent/JPH02122193U/ja active Pending