JPS4920702A - - Google Patents
Info
- Publication number
- JPS4920702A JPS4920702A JP48042271A JP4227173A JPS4920702A JP S4920702 A JPS4920702 A JP S4920702A JP 48042271 A JP48042271 A JP 48042271A JP 4227173 A JP4227173 A JP 4227173A JP S4920702 A JPS4920702 A JP S4920702A
- Authority
- JP
- Japan
- 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
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
- F04B7/00—Piston machines or pumps characterised by having positively-driven valving
- F04B7/0019—Piston machines or pumps characterised by having positively-driven valving a common distribution member forming a single discharge distributor for a plurality of pumping chambers
- F04B7/0026—Piston machines or pumps characterised by having positively-driven valving a common distribution member forming a single discharge distributor for a plurality of pumping chambers and having an oscillating movement
-
- 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
- F04B15/023—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 supply of fluid to the pump by gravity through a hopper, e.g. without intake valve
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S417/00—Pumps
- Y10S417/90—Slurry pumps, e.g. concrete
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722218697 DE2218697C3 (de) | 1972-04-18 | 1972-04-18 | Drehschieber fuer den betonfluss einer zweizylindrigen betonpumpe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4920702A true JPS4920702A (US07909887-20110322-C00021.png) | 1974-02-23 |
Family
ID=5842319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48042271A Pending JPS4920702A (US07909887-20110322-C00021.png) | 1972-04-18 | 1973-04-16 |
Country Status (8)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1055327B (it) * | 1975-06-14 | 1981-12-21 | Wibau Gmbh | Pompa a due pistoni per il tra sporto di materiali da costuzione in particolare per trasportare calcestruzzo fresco |
| US7097569B2 (en) * | 2000-05-18 | 2006-08-29 | Brobeck William I | Restorable sand or pellet pile device |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR762896A (fr) * | 1933-10-25 | 1934-04-19 | Richier Sa | Pompe à béton ou autres matériaux similaires |
| US3146721A (en) * | 1960-08-08 | 1964-09-01 | Schwing Friedrich Wilhelm | Hydraulic piston pump for the pumping of viscous pulpy or plastic substances |
| US2998781A (en) * | 1960-11-28 | 1961-09-05 | Giant Ind | Pump for plastic concrete |
| US3068806A (en) * | 1961-07-10 | 1962-12-18 | Robert T Sherrod | Pump for semi-fluid material |
| US3398693A (en) * | 1966-08-01 | 1968-08-27 | Danken Inc | Concrete pumping apparatus |
| DE1703219B2 (de) * | 1968-04-19 | 1977-02-24 | Putzmeister GmbH, Chur (Schweiz) | Betonpumpe |
| DE1908741A1 (de) * | 1969-02-21 | 1970-09-03 | Schwing Dipl Ing Friedrich Wil | Kolbenpumpe zum Foerdern von Beton |
| US3580696A (en) * | 1969-04-18 | 1971-05-25 | Friedrich Schwing | Concrete pump assembly |
| DE7045273U (de) * | 1970-11-19 | 1971-04-15 | Putzmeister Gmbh | Pumpe zum foerdern von dickfluessigen massen |
| DE2104191C3 (de) * | 1971-01-29 | 1975-10-23 | Torkret Gmbh, 4300 Essen | Vorrichtung zur Förderung von breiigen, abbindenden Massen |
-
1972
- 1972-04-18 DE DE19722218697 patent/DE2218697C3/de not_active Expired
-
1973
- 1973-02-27 IT IT20895/73A patent/IT979506B/it active
- 1973-04-12 GB GB1775673A patent/GB1400969A/en not_active Expired
- 1973-04-13 AU AU54482/73A patent/AU477288B2/en not_active Expired
- 1973-04-13 US US351055A patent/US3914074A/en not_active Expired - Lifetime
- 1973-04-16 JP JP48042271A patent/JPS4920702A/ja active Pending
- 1973-04-17 CA CA168,893A patent/CA992391A/en not_active Expired
- 1973-04-18 FR FR7314186A patent/FR2181382A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2181382A5 (US07909887-20110322-C00021.png) | 1973-11-30 |
| IT979506B (it) | 1974-09-30 |
| DE2218697B2 (de) | 1976-10-07 |
| DE2218697C3 (de) | 1977-05-26 |
| GB1400969A (en) | 1975-07-16 |
| USB351055I5 (US07909887-20110322-C00021.png) | 1975-01-28 |
| CA992391A (en) | 1976-07-06 |
| AU477288B2 (en) | 1976-10-21 |
| DE2218697A1 (de) | 1973-10-25 |
| AU5448273A (en) | 1974-10-17 |
| US3914074A (en) | 1975-10-21 |
