JPWO2024257563A5 - - Google Patents
Info
- Publication number
- JPWO2024257563A5 JPWO2024257563A5 JP2025527603A JP2025527603A JPWO2024257563A5 JP WO2024257563 A5 JPWO2024257563 A5 JP WO2024257563A5 JP 2025527603 A JP2025527603 A JP 2025527603A JP 2025527603 A JP2025527603 A JP 2025527603A JP WO2024257563 A5 JPWO2024257563 A5 JP WO2024257563A5
- Authority
- JP
- Japan
- Prior art keywords
- pump
- internal gear
- liquid
- gear pump
- pump section
- 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
Claims (5)
前記ポンプ部を収容するハウジングと、を備え、
前記ポンプ部は、複数の外歯を有し前記駆動シャフトに連結されるインナーロータと、前記外歯と摺接する複数の内歯を有し前記インナーロータの外側に配置されるアウターロータと、を有し、
吐出領域において前記アウターロータの外周に面し、当該外周に沿って形成された絞り部を有するとともに、前記ポンプ部から吐出される液体が導かれる容積室と、
前記絞り部を通過した液体を前記容積室から排出する排出通路と、を有し、
前記吐出領域において前記アウターロータを前記インナーロータに向けて付勢する、
内接ギヤポンプ。 The pump section discharges liquid as the drive shaft rotates,
The system comprises a housing that accommodates the pump section,
The pump section comprises an inner rotor having a plurality of external teeth and connected to the drive shaft, and an outer rotor having a plurality of internal teeth that slide in contact with the external teeth and positioned outside the inner rotor.
The discharge region has a constricted portion facing the outer circumference of the outer rotor and formed along the outer circumference, and a volume chamber through which the liquid discharged from the pump section is guided,
It has a discharge passage for discharging the liquid that has passed through the restricting portion from the volume chamber,
In the discharge region, the outer rotor is biased toward the inner rotor.
Internal gear pump.
前記容積室は、液体の導入側から前記絞り部に向かって断面積が次第に小さくなる形状を有する、
内接ギヤポンプ。 An internal gear pump according to claim 1,
The volume chamber has a shape in which the cross-sectional area gradually decreases from the liquid introduction side toward the constricted portion.
Internal gear pump.
前記排出通路は、前記容積室と、吸込領域に位置する前記ポンプ部のポンプ室と、を連通する、
内接ギヤポンプ。 An internal gear pump according to claim 1,
The aforementioned discharge passage connects the volume chamber and the pump chamber of the pump section located in the suction region.
Internal gear pump.
前記排出通路は、前記ポンプ室に液体を導く吸込ポートへの液体の吸込み流れに沿う向きで、前記吸込ポートに接続する、
内接ギヤポンプ。 An internal gear pump according to claim 3,
The discharge passage is connected to the suction port in a direction that aligns with the suction flow of liquid to the suction port that leads the liquid to the pump chamber.
Internal gear pump.
前記ポンプ部を収容するハウジングと、を備え、
前記ポンプ部は、複数の外歯を有し前記駆動シャフトに連結されるインナーロータと、前記外歯と摺接する複数の内歯を有し前記インナーロータの外側に配置されるアウターロータと、を有し、
吐出領域において前記アウターロータの外周に面し、前記ポンプ部から吐出される液体が導かれる容積室と、
前記容積室に収容され、前記吐出領域において前記アウターロータを前記インナーロータに向けて付勢する付勢部材と、を有する、
内接ギヤポンプ。 The pump section discharges liquid as the drive shaft rotates,
The system comprises a housing that accommodates the pump section,
The pump section comprises an inner rotor having a plurality of external teeth and connected to the drive shaft, and an outer rotor having a plurality of internal teeth that slide in contact with the external teeth and positioned outside the inner rotor.
In the discharge region, a volume chamber facing the outer circumference of the outer rotor, through which the liquid discharged from the pump section is guided,
The volume chamber contains a biasing member that biases the outer rotor toward the inner rotor in the discharge region,
Internal gear pump.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2023098722 | 2023-06-15 | ||
| PCT/JP2024/018757 WO2024257563A1 (en) | 2023-06-15 | 2024-05-21 | Internal gear pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2024257563A1 JPWO2024257563A1 (en) | 2024-12-19 |
| JPWO2024257563A5 true JPWO2024257563A5 (en) | 2026-04-06 |
Family
ID=93851826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2025527603A Pending JPWO2024257563A1 (en) | 2023-06-15 | 2024-05-21 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP4729779A1 (en) |
| JP (1) | JPWO2024257563A1 (en) |
| CN (1) | CN121263602A (en) |
| WO (1) | WO2024257563A1 (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63182U (en) * | 1986-06-19 | 1988-01-05 | ||
| JPH07145785A (en) | 1993-11-25 | 1995-06-06 | Nippondenso Co Ltd | Trochoid type refrigerant compressor |
| JP3653986B2 (en) * | 1997-10-14 | 2005-06-02 | 株式会社デンソー | Rotary pump and brake device equipped with rotary pump |
| JP2008001251A (en) | 2006-06-23 | 2008-01-10 | Hitachi Ltd | Pump device and power steering device to which this pump device is applied |
| JP2008157108A (en) * | 2006-12-25 | 2008-07-10 | Hitachi Ltd | Internal gear pump |
| JP2008291825A (en) * | 2007-04-23 | 2008-12-04 | Aisin Seiki Co Ltd | Oil pump |
| JP2014173587A (en) * | 2013-03-13 | 2014-09-22 | Hitachi Automotive Systems Ltd | Internal gear pump |
| JP6096545B2 (en) | 2013-03-19 | 2017-03-15 | 本田技研工業株式会社 | Oil pump |
| JP7519483B2 (en) | 2023-02-02 | 2024-07-19 | 任天堂株式会社 | GAME PROGRAM, INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING DEVICE, AND GAME PROCESSING METHOD |
-
2024
- 2024-05-21 JP JP2025527603A patent/JPWO2024257563A1/ja active Pending
- 2024-05-21 CN CN202480037444.4A patent/CN121263602A/en active Pending
- 2024-05-21 EP EP24823185.4A patent/EP4729779A1/en active Pending
- 2024-05-21 WO PCT/JP2024/018757 patent/WO2024257563A1/en not_active Ceased
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103154523B (en) | Side canal blower, in particular for the secondary air blower of internal-combustion engine | |
| US8348645B2 (en) | Balanced pressure, variable displacement, dual lobe, single ring, vane pump | |
| US20090148331A1 (en) | Roots type gear compressor with helical lobes having feedback cavity | |
| JP2002257052A (en) | Trochoid gear pump | |
| US10041492B2 (en) | Fluid pump having a return passage parallel to a suction passage | |
| EP1892417A3 (en) | Rotary lobe pump | |
| US4150916A (en) | Axial flow inducers for hydraulic devices | |
| JPWO2022074997A5 (en) | ||
| US20170370359A1 (en) | Gear pump and manufacturing method of the same | |
| JP2008196390A (en) | Variable volume fluid machine | |
| US8419399B2 (en) | Roots type gear compressor with helical lobes having communication with discharge port | |
| JPWO2024257563A5 (en) | ||
| WO2003048580A1 (en) | Gear pump | |
| KR20120003650A (en) | Rotary disc pump | |
| KR100964517B1 (en) | Oil pump rotor | |
| CN112513464A (en) | Fluid delivery device | |
| JPWO2022074995A5 (en) | ||
| CN112673176B (en) | Vane Pump Unit | |
| SU1731990A1 (en) | Centrifuge-pinion pump of outer gearing | |
| US9765773B2 (en) | Pump having an inner and outer rotor | |
| JPH07305684A (en) | Operation noise reducing structure of internal gear-type liquid pump using trochoid tooth | |
| RU2719005C2 (en) | Gear-type pump with internal engagement and vehicle having a gear pump with internal engagement | |
| CN213684501U (en) | Oil pump | |
| JP7557925B2 (en) | Internal Gear Pump | |
| JP7763645B2 (en) | Internal gear pump |