EP2551521A3 - Pump - Google Patents
Pump Download PDFInfo
- Publication number
- EP2551521A3 EP2551521A3 EP12177655.3A EP12177655A EP2551521A3 EP 2551521 A3 EP2551521 A3 EP 2551521A3 EP 12177655 A EP12177655 A EP 12177655A EP 2551521 A3 EP2551521 A3 EP 2551521A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- piston
- uniform
- cylinders
- power transmission
- transmission system
- 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- Withdrawn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
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
-
- 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
- F04C11/00—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations
- F04C11/001—Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations of similar working principle
-
- 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
- F04C2/02—Rotary-piston machines or pumps of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C2/06—Rotary-piston machines or pumps of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents of other than internal-axis type
-
- 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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/0042—Driving elements, brakes, couplings, transmissions specially adapted for pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
- Rotary Pumps (AREA)
- Electromagnetic Pumps, Or The Like (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020110075023A KR101305394B1 (en) | 2011-07-28 | 2011-07-28 | Pump |
KR1020120026107A KR101305395B1 (en) | 2012-03-14 | 2012-03-14 | Pump |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2551521A2 EP2551521A2 (en) | 2013-01-30 |
EP2551521A3 true EP2551521A3 (en) | 2013-12-25 |
Family
ID=46603597
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12177655.3A Withdrawn EP2551521A3 (en) | 2011-07-28 | 2012-07-24 | Pump |
Country Status (3)
Country | Link |
---|---|
US (1) | US20130028779A1 (en) |
EP (1) | EP2551521A3 (en) |
CN (1) | CN102979719A (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1041606A (en) * | 1912-02-27 | 1912-10-15 | Emil Dembowsky | Engine. |
CH282182A (en) * | 1946-10-07 | 1952-04-15 | Eureka Williams Corp | Pump. |
JPS58152189A (en) * | 1982-03-08 | 1983-09-09 | Kazuichi Ito | Pulsation-free rotary pump |
US5704774A (en) * | 1994-05-11 | 1998-01-06 | Rha; Phil Chan | Pump with twin cylindrical impellers |
WO1998021478A1 (en) * | 1996-11-11 | 1998-05-22 | Phil Chan Rha | Twin-cylinder impeller pump |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030010453A (en) * | 2001-07-24 | 2003-02-05 | 이기만 | Positive displacement pump having a pair of pumping chambers and method of assembling thereof |
KR20070006444A (en) * | 2005-07-08 | 2007-01-11 | 삼성테크윈 주식회사 | Method of forming bumps and apparatus of arraying conductivity ball |
KR20070064444A (en) * | 2005-12-17 | 2007-06-21 | 나필찬 | Non pulsation twin pump |
US8042331B2 (en) * | 2008-04-01 | 2011-10-25 | GM Global Technology Operations LLC | On-demand hydraulic pump for a transmission and method of operation |
-
2012
- 2012-07-24 US US13/556,717 patent/US20130028779A1/en not_active Abandoned
- 2012-07-24 EP EP12177655.3A patent/EP2551521A3/en not_active Withdrawn
- 2012-07-27 CN CN2012103414137A patent/CN102979719A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1041606A (en) * | 1912-02-27 | 1912-10-15 | Emil Dembowsky | Engine. |
CH282182A (en) * | 1946-10-07 | 1952-04-15 | Eureka Williams Corp | Pump. |
JPS58152189A (en) * | 1982-03-08 | 1983-09-09 | Kazuichi Ito | Pulsation-free rotary pump |
US5704774A (en) * | 1994-05-11 | 1998-01-06 | Rha; Phil Chan | Pump with twin cylindrical impellers |
WO1998021478A1 (en) * | 1996-11-11 | 1998-05-22 | Phil Chan Rha | Twin-cylinder impeller pump |
Also Published As
Publication number | Publication date |
---|---|
CN102979719A (en) | 2013-03-20 |
EP2551521A2 (en) | 2013-01-30 |
US20130028779A1 (en) | 2013-01-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 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 |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 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 |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F04C 11/00 20060101ALI20131121BHEP Ipc: F04C 2/06 20060101ALI20131121BHEP Ipc: F16H 47/00 20060101ALI20131121BHEP Ipc: F04B 9/02 20060101AFI20131121BHEP Ipc: F04C 29/00 20060101ALI20131121BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20140626 |