IT982624B - IMPROVEMENTS TO CONCRETE PUMPS - Google Patents
IMPROVEMENTS TO CONCRETE PUMPSInfo
- Publication number
- IT982624B IT982624B IT2210873A IT2210873A IT982624B IT 982624 B IT982624 B IT 982624B IT 2210873 A IT2210873 A IT 2210873A IT 2210873 A IT2210873 A IT 2210873A IT 982624 B IT982624 B IT 982624B
- Authority
- IT
- Italy
- Prior art keywords
- concrete pumps
- pumps
- concrete
- 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
- F04B7/00—Piston machines or pumps characterised by having positively-driven valving
- F04B7/0084—Component parts or details specially adapted therefor
- F04B7/0088—Sealing arrangements between the distribution members and the housing
-
- 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
- F04B7/0042—Piston machines or pumps characterised by having positively-driven valving with specific kinematics of the distribution member
- F04B7/0046—Piston machines or pumps characterised by having positively-driven valving with specific kinematics of the distribution member for rotating distribution members
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 |
---|---|---|---|
FR7211149A FR2177254A5 (en) | 1972-03-24 | 1972-03-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT982624B true IT982624B (en) | 1974-10-21 |
Family
ID=9096045
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2210873A IT982624B (en) | 1972-03-24 | 1973-03-06 | IMPROVEMENTS TO CONCRETE PUMPS |
Country Status (8)
Country | Link |
---|---|
AT (1) | AT321115B (en) |
BE (1) | BE796130A (en) |
CH (1) | CH564688A5 (en) |
DE (1) | DE2310296A1 (en) |
ES (1) | ES412911A1 (en) |
FR (1) | FR2177254A5 (en) |
GB (1) | GB1418750A (en) |
IT (1) | IT982624B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060193738A1 (en) * | 2005-02-26 | 2006-08-31 | Friedrich Schwing | Pump apparatus and method for continuously conveying a viscous material |
CN100357604C (en) * | 2006-01-23 | 2007-12-26 | 三一重工股份有限公司 | Distributing valve for concrete pump |
CN101832259B (en) * | 2010-04-16 | 2012-07-04 | 三一重工股份有限公司 | Distributing valve for concrete pump and concrete pump |
CN102619717B (en) * | 2012-04-25 | 2014-09-17 | 中联重科股份有限公司 | Pumping distribution mechanism, pumping device, control method of pumping device and concrete pump truck |
EP3282125A1 (en) | 2016-08-11 | 2018-02-14 | Putzmeister Engineering GmbH | Valve for viscous materials |
DE102018126374A1 (en) * | 2018-10-23 | 2020-04-23 | Schwing Gmbh | Continuously pumping piston pump |
-
1972
- 1972-03-24 FR FR7211149A patent/FR2177254A5/fr not_active Expired
-
1973
- 1973-02-26 AT AT171373A patent/AT321115B/en not_active IP Right Cessation
- 1973-02-28 BE BE6044042A patent/BE796130A/en unknown
- 1973-03-01 DE DE19732310296 patent/DE2310296A1/en active Pending
- 1973-03-06 IT IT2210873A patent/IT982624B/en active
- 1973-03-09 CH CH346773A patent/CH564688A5/xx not_active IP Right Cessation
- 1973-03-14 GB GB1238473A patent/GB1418750A/en not_active Expired
- 1973-03-22 ES ES412911A patent/ES412911A1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH564688A5 (en) | 1975-07-31 |
FR2177254A5 (en) | 1973-11-02 |
BE796130A (en) | 1973-06-18 |
GB1418750A (en) | 1975-12-24 |
ES412911A1 (en) | 1975-12-16 |
DE2310296A1 (en) | 1973-10-04 |
AT321115B (en) | 1975-03-10 |
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