EP2317144A3 - Gear for an hydraulic gear machine - Google Patents
Gear for an hydraulic gear machine Download PDFInfo
- Publication number
- EP2317144A3 EP2317144A3 EP10189404A EP10189404A EP2317144A3 EP 2317144 A3 EP2317144 A3 EP 2317144A3 EP 10189404 A EP10189404 A EP 10189404A EP 10189404 A EP10189404 A EP 10189404A EP 2317144 A3 EP2317144 A3 EP 2317144A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- gear
- profile
- hydraulic
- machine
- respect
- 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.)
- Withdrawn
Links
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
- F04C2/082—Details specially related to intermeshing engagement type machines or pumps
- F04C2/084—Toothed wheels
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Lubricants (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITBO2009A000714A IT1398817B1 (it) | 2009-10-30 | 2009-10-30 | Ruota dentata con profilo atto ad ingranare con semi-incapsulamento in un'apparecchiatura idraulica ad ingranaggi |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2317144A2 EP2317144A2 (en) | 2011-05-04 |
EP2317144A3 true EP2317144A3 (en) | 2012-12-26 |
Family
ID=42154360
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10189404A Withdrawn EP2317144A3 (en) | 2009-10-30 | 2010-10-29 | Gear for an hydraulic gear machine |
Country Status (6)
Country | Link |
---|---|
US (1) | US20110103993A1 (pt) |
EP (1) | EP2317144A3 (pt) |
CN (1) | CN102052447B (pt) |
BR (1) | BRPI1003887A2 (pt) |
IT (1) | IT1398817B1 (pt) |
TW (1) | TW201124653A (pt) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9404366B2 (en) * | 2009-10-30 | 2016-08-02 | Settima Meccanica S.R.L. | Gear wheel with profile capable of meshing with semi-encapsulation in a geared hydraulic apparatus |
CN102322419B (zh) * | 2011-09-30 | 2016-01-20 | 浙江奥威特液压机械有限公司 | 螺杆泵 |
WO2017100517A1 (en) * | 2015-12-11 | 2017-06-15 | Gear Innovations Llc | Conjugate gears with continuous tooth flank contact |
CN106015516B (zh) * | 2016-05-24 | 2018-06-12 | 北京航空航天大学 | 一种基于b样条啮合线的内啮合齿轮齿形设计方法 |
DE102017221736B4 (de) * | 2017-12-03 | 2021-11-25 | Audi Ag | Verfahren zur Akustikbeeinflussung von Zahnrädern |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2159744A (en) * | 1936-08-26 | 1939-05-23 | Brown & Sharpe Mfg | Gear pump |
US3209611A (en) * | 1961-05-02 | 1965-10-05 | Iyoi Hitosi | Teeth profiles of rotors for gear pumps of rotary type |
US3164099A (en) * | 1961-08-09 | 1965-01-05 | Iyoi Hitosi | Toothed profiles of rotors of gear pump |
ATE184080T1 (de) | 1994-07-07 | 1999-09-15 | Brown David Hydraulics Ltd | Schrägverzahnte zahnradpumpe oder-motor |
IT1283389B1 (it) * | 1995-03-10 | 1998-04-17 | Stem Numerical Engineering Srl | Profili per rotori di compressori roots |
JP4823455B2 (ja) * | 1999-06-14 | 2011-11-24 | ウェイ ショウーン | ギヤとこのギヤによる一対の係合ギヤを備えた流体機械 |
ITBO20000119A1 (it) | 2000-03-08 | 2001-09-10 | Mario Antonio Morselli | Pompa volumetrica rotativa a rotori elicoidali . |
DE60208520T2 (de) * | 2002-06-12 | 2006-09-21 | Mario Antonio Morselli | Zahnradpumpe mit Splinefunktion erzeugtem Zahnradprofil |
ITBO20070172A1 (it) | 2007-03-14 | 2008-09-15 | Mario Antonio Morselli | Apparecchiatura idraulica ad ingranaggi perfezionata |
-
2009
- 2009-10-30 IT ITBO2009A000714A patent/IT1398817B1/it active
-
2010
- 2010-10-28 US US12/914,780 patent/US20110103993A1/en not_active Abandoned
- 2010-10-29 EP EP10189404A patent/EP2317144A3/en not_active Withdrawn
- 2010-10-29 BR BRPI1003887-6A patent/BRPI1003887A2/pt not_active Application Discontinuation
- 2010-10-29 TW TW099137193A patent/TW201124653A/zh unknown
- 2010-11-01 CN CN201010526348.6A patent/CN102052447B/zh active Active
Non-Patent Citations (1)
Title |
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No Search * |
Also Published As
Publication number | Publication date |
---|---|
CN102052447A (zh) | 2011-05-11 |
IT1398817B1 (it) | 2013-03-21 |
ITBO20090714A1 (it) | 2011-04-30 |
BRPI1003887A2 (pt) | 2012-06-12 |
TW201124653A (en) | 2011-07-16 |
EP2317144A2 (en) | 2011-05-04 |
US20110103993A1 (en) | 2011-05-05 |
CN102052447B (zh) | 2017-04-12 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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Extension state: BA ME |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: F04C 2/14 20060101AFI20121116BHEP |
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17P | Request for examination filed |
Effective date: 20130624 |
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RBV | Designated contracting states (corrected) |
Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
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17Q | First examination report despatched |
Effective date: 20140103 |
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18R | Application refused |
Effective date: 20211223 |
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18W | Application withdrawn |
Effective date: 20211223 |