EP1172553A3 - Transformateur hydraulique - Google Patents
Transformateur hydraulique Download PDFInfo
- Publication number
- EP1172553A3 EP1172553A3 EP01115826A EP01115826A EP1172553A3 EP 1172553 A3 EP1172553 A3 EP 1172553A3 EP 01115826 A EP01115826 A EP 01115826A EP 01115826 A EP01115826 A EP 01115826A EP 1172553 A3 EP1172553 A3 EP 1172553A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- control
- connection
- hydraulic transformer
- windows
- displacement
- 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- Withdrawn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
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
-
- 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
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/128—Driving means
-
- 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
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
- F04B1/2014—Details or component parts
- F04B1/2042—Valves
-
- 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
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/26—Control
- F04B1/28—Control of machines or pumps with stationary cylinders
- F04B1/29—Control of machines or pumps with stationary cylinders by varying the relative positions of a swash plate and a cylinder block
- F04B1/295—Control of machines or pumps with stationary cylinders by varying the relative positions of a swash plate and a cylinder block by changing the inclination of the swash plate
-
- 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
- F04B9/08—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid
- F04B9/10—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid
- F04B9/109—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers
- F04B9/117—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being fluid the fluid being liquid having plural pumping chambers the pumping members not being mechanically connected to each other
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
- Housings And Mounting Of Transformers (AREA)
- Hydraulic Motors (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10034239 | 2000-07-13 | ||
DE10034239A DE10034239B4 (de) | 2000-07-13 | 2000-07-13 | Hydrotransformator |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1172553A2 EP1172553A2 (fr) | 2002-01-16 |
EP1172553A3 true EP1172553A3 (fr) | 2003-12-03 |
Family
ID=7648899
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01115826A Withdrawn EP1172553A3 (fr) | 2000-07-13 | 2001-06-28 | Transformateur hydraulique |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1172553A3 (fr) |
DE (1) | DE10034239B4 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10216951A1 (de) * | 2002-04-17 | 2003-11-06 | Bosch Rexroth Ag | Hydrotransformator |
DE102008046168B4 (de) * | 2008-09-06 | 2010-06-24 | Danfoss A/S | Axialkolbenpumpe und Umkehrosmoseeinrichtung |
CN113374747A (zh) * | 2021-04-09 | 2021-09-10 | 哈尔滨理工大学 | 一种斜盘柱塞式液压变压器缓冲结构设计方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2568262A (en) * | 1945-11-26 | 1951-09-18 | Hpm Dev Corp | Hydraulic press circuit having intensifier utilized to decrease pressure and increase volume or vice versa |
US4714411A (en) * | 1985-06-24 | 1987-12-22 | Normalair-Garrett (Holdings) Limited | Fluid pressure intensifier device |
WO1997031185A1 (fr) * | 1996-02-23 | 1997-08-28 | Innas Free Piston B.V. | Transformateur de pression |
US6038958A (en) * | 1998-04-07 | 2000-03-21 | Noax B.V. | Porting for hydraulic pressure transformer |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3079864A (en) * | 1963-03-05 | Pressure intensifier | ||
US3188963A (en) * | 1962-06-04 | 1965-06-15 | Bendix Corp | Fluid intensifier |
US4077746A (en) * | 1974-04-11 | 1978-03-07 | Sundstrand Corporation | Hydraulic intensifier system |
-
2000
- 2000-07-13 DE DE10034239A patent/DE10034239B4/de not_active Expired - Fee Related
-
2001
- 2001-06-28 EP EP01115826A patent/EP1172553A3/fr not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2568262A (en) * | 1945-11-26 | 1951-09-18 | Hpm Dev Corp | Hydraulic press circuit having intensifier utilized to decrease pressure and increase volume or vice versa |
US4714411A (en) * | 1985-06-24 | 1987-12-22 | Normalair-Garrett (Holdings) Limited | Fluid pressure intensifier device |
WO1997031185A1 (fr) * | 1996-02-23 | 1997-08-28 | Innas Free Piston B.V. | Transformateur de pression |
US6038958A (en) * | 1998-04-07 | 2000-03-21 | Noax B.V. | Porting for hydraulic pressure transformer |
Also Published As
Publication number | Publication date |
---|---|
DE10034239A1 (de) | 2002-04-25 |
DE10034239B4 (de) | 2009-09-17 |
EP1172553A2 (fr) | 2002-01-16 |
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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 |
|
17P | Request for examination filed |
Effective date: 20010628 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR |
|
AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: BOSCH REXROTH AG |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
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AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR |
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AX | Request for extension of the european patent |
Extension state: AL LT LV MK RO SI |
|
AKX | Designation fees paid |
Designated state(s): DE GB IT NL |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
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: 20081202 |