ZA902341B - A two-cylinder thick matter pump having a piston shortage - Google Patents
A two-cylinder thick matter pump having a piston shortageInfo
- Publication number
- ZA902341B ZA902341B ZA902341A ZA902341A ZA902341B ZA 902341 B ZA902341 B ZA 902341B ZA 902341 A ZA902341 A ZA 902341A ZA 902341 A ZA902341 A ZA 902341A ZA 902341 B ZA902341 B ZA 902341B
- Authority
- ZA
- South Africa
- Prior art keywords
- piston
- accumulator
- pumping
- cylinder
- shortage
- Prior art date
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
- F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
-
- 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
-
- 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
- F04B9/103—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 only one pumping chamber
- F04B9/105—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 only one pumping chamber reciprocating movement of the pumping member being obtained by a double-acting liquid motor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
- Display Devices Of Pinball Game Machines (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Dram (AREA)
- Details Of Reciprocating Pumps (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Refuse Collection And Transfer (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3910189A DE3910189A1 (de) | 1989-03-29 | 1989-03-29 | Zweizylinder-dickstoffpumpe mit kolbenspeicher |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA902341B true ZA902341B (en) | 1990-12-28 |
Family
ID=6377396
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA902341A ZA902341B (en) | 1989-03-29 | 1990-03-27 | A two-cylinder thick matter pump having a piston shortage |
Country Status (12)
Country | Link |
---|---|
EP (1) | EP0389785B1 (ko) |
JP (1) | JPH02283872A (ko) |
KR (1) | KR900014753A (ko) |
AT (1) | ATE111564T1 (ko) |
AU (1) | AU633550B2 (ko) |
CA (1) | CA2013356A1 (ko) |
DD (1) | DD296992A5 (ko) |
DE (2) | DE3910189A1 (ko) |
ES (1) | ES2063180T3 (ko) |
FI (1) | FI901568A0 (ko) |
RU (1) | RU2045686C1 (ko) |
ZA (1) | ZA902341B (ko) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04134673U (ja) * | 1991-06-07 | 1992-12-15 | 株式会社フジタ | コンクリート圧送圧変動防止装置 |
DE4224162A1 (de) * | 1992-07-22 | 1994-01-27 | Korthaus Ernst | Betonverteilersystem |
DE4336087A1 (de) * | 1993-10-22 | 1995-04-27 | Korthaus Ernst | Dickstoffspeicher |
US7841849B2 (en) | 2005-11-04 | 2010-11-30 | University Of Southern California | Dry material transport and extrusion |
MX2008005842A (es) * | 2005-11-04 | 2008-09-12 | Univ Southern California | Sistema de abastecimiento de material que utiliza acumulador de desacoplamiento. |
US8308470B2 (en) | 2005-11-04 | 2012-11-13 | University Of Southern California | Extrusion of cementitious material with different curing rates |
CN102094779B (zh) * | 2010-12-28 | 2012-01-04 | 长沙中联重工科技发展股份有限公司 | 混凝土泵及调节该泵中对摆动执行器的驱动压力值的方法 |
JP6529979B2 (ja) * | 2013-10-29 | 2019-06-12 | サームテック・ホールディングス・アーエス | 管路における送出しにくい物質の供給及び送出のためのシステム |
DE102014212021A1 (de) * | 2014-06-23 | 2015-12-24 | Putzmeister Solid Pumps Gmbh | Vorrichtung und Verfahren zum Dämpfen von Druckschwankungen in der Förderleitung einer Dickstoffpumpe |
CN110821775B (zh) * | 2019-09-27 | 2021-10-15 | 日昌升建筑新材料设计研究院有限公司 | 一种多缸并联式矿山尾矿浆液压泵送系统 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT234514B (de) * | 1961-08-17 | 1964-07-10 | Martin Sebastiani | Dickstoff- bzw. Mörtelpumpe |
DE2052583A1 (de) * | 1970-10-27 | 1972-05-04 | Bors, Heinz J., Campione (Schweiz) | Vorrichtung zum Fördern dickflüssiger Stoffe, insbesondere Beton, Mörtel und dgl |
US3963385A (en) * | 1975-05-05 | 1976-06-15 | Caban Angel M | Valve assembly for concrete pumps |
GB2119865A (en) * | 1982-03-27 | 1983-11-23 | John Harbridge | Piston pump or transformer |
-
1989
- 1989-03-29 DE DE3910189A patent/DE3910189A1/de not_active Withdrawn
-
1990
- 1990-02-20 AT AT90103245T patent/ATE111564T1/de not_active IP Right Cessation
- 1990-02-20 ES ES90103245T patent/ES2063180T3/es not_active Expired - Lifetime
- 1990-02-20 EP EP90103245A patent/EP0389785B1/de not_active Expired - Lifetime
- 1990-02-20 DE DE59007097T patent/DE59007097D1/de not_active Expired - Fee Related
- 1990-03-27 ZA ZA902341A patent/ZA902341B/xx unknown
- 1990-03-28 RU SU904743431A patent/RU2045686C1/ru active
- 1990-03-28 AU AU52329/90A patent/AU633550B2/en not_active Ceased
- 1990-03-28 CA CA002013356A patent/CA2013356A1/en not_active Abandoned
- 1990-03-28 DD DD90339162A patent/DD296992A5/de not_active IP Right Cessation
- 1990-03-29 JP JP2084736A patent/JPH02283872A/ja active Pending
- 1990-03-29 FI FI901568A patent/FI901568A0/fi not_active IP Right Cessation
- 1990-03-29 KR KR1019900004457A patent/KR900014753A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FI901568A0 (fi) | 1990-03-29 |
EP0389785A2 (de) | 1990-10-03 |
CA2013356A1 (en) | 1990-09-29 |
DE3910189A1 (de) | 1990-10-04 |
JPH02283872A (ja) | 1990-11-21 |
DD296992A5 (de) | 1991-12-19 |
KR900014753A (ko) | 1990-10-24 |
ES2063180T3 (es) | 1995-01-01 |
ATE111564T1 (de) | 1994-09-15 |
EP0389785B1 (de) | 1994-09-14 |
DE59007097D1 (de) | 1994-10-20 |
AU5232990A (en) | 1990-10-04 |
RU2045686C1 (ru) | 1995-10-10 |
AU633550B2 (en) | 1993-02-04 |
EP0389785A3 (de) | 1991-01-16 |
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