FR2158963A5 - - Google Patents

Info

Publication number
FR2158963A5
FR2158963A5 FR7237841A FR7237841A FR2158963A5 FR 2158963 A5 FR2158963 A5 FR 2158963A5 FR 7237841 A FR7237841 A FR 7237841A FR 7237841 A FR7237841 A FR 7237841A FR 2158963 A5 FR2158963 A5 FR 2158963A5
Authority
FR
France
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.)
Expired
Application number
FR7237841A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR2158963A5 publication Critical patent/FR2158963A5/fr
Expired legal-status Critical Current

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
    • F04B7/0034—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 orbital movement, e.g. elbow-pipe type members
    • 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)
FR7237841A 1971-10-26 1972-10-25 Expired FR2158963A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2153204A DE2153204C3 (en) 1971-10-26 1971-10-26 Two-cylinder concrete pump with a concrete flow valve

Publications (1)

Publication Number Publication Date
FR2158963A5 true FR2158963A5 (en) 1973-06-15

Family

ID=5823383

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7237841A Expired FR2158963A5 (en) 1971-10-26 1972-10-25

Country Status (6)

Country Link
US (1) US3829254A (en)
DE (1) DE2153204C3 (en)
ES (1) ES407974A1 (en)
FR (1) FR2158963A5 (en)
GB (1) GB1360299A (en)
IT (1) IT969640B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0046902A2 (en) * 1980-09-03 1982-03-10 Libra, S.A. Concrete pumping device

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3920357A (en) * 1974-03-13 1975-11-18 Case Co J I Pumping apparatus
AR206931A1 (en) * 1974-08-24 1976-08-31 Schwing Gmbh F PISTON PUMP WITH MULTIPLE CYLINDERS FOR CONCRETE TRANSPORTATION
DE2725089C2 (en) * 1977-06-03 1979-05-31 Maschinenfabrik Walter Scheele Kg, 4750 Unna-Massen Slide device for a two-cylinder concrete pump
DE2814845C3 (en) * 1978-04-06 1981-06-11 Stetter Gmbh, 8940 Memmingen Concrete flow control valve of a concrete pump with an S-shaped swivel pipe
IT1294068B1 (en) * 1997-01-17 1999-03-22 Gianguido Ravellini PUMPING DEVICE, IN PARTICULAR FOR CEMENTITIOUS MATERIAL.
GB2325026B (en) * 1997-05-07 1999-03-10 Yu Lin Huang A slurry supplying mechanism
DE19959217A1 (en) * 1999-12-08 2001-06-13 Putzmeister Ag Method and arrangement for concreting vertical shafts
CN100357604C (en) * 2006-01-23 2007-12-26 三一重工股份有限公司 Distributing valve for concrete pump
US8231362B2 (en) * 2009-02-10 2012-07-31 Innoventor Renewable Power, Inc. Multi-chambered pump
CN102269161B (en) * 2011-04-22 2012-11-14 三一重工股份有限公司 Pumping mechanism and distribution valve thereof, and concrete pumping machine
US11951652B2 (en) * 2020-01-21 2024-04-09 Tindall Corporation Grout vacuum systems and methods

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0046902A2 (en) * 1980-09-03 1982-03-10 Libra, S.A. Concrete pumping device
EP0046902A3 (en) * 1980-09-03 1982-03-17 Libra, S.A. Concrete pumping device

Also Published As

Publication number Publication date
GB1360299A (en) 1974-07-17
US3829254A (en) 1974-08-13
ES407974A1 (en) 1975-10-01
DE2153204C3 (en) 1980-03-27
DE2153204A1 (en) 1973-05-03
DE2153204B2 (en) 1979-07-12
IT969640B (en) 1974-04-10

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Legal Events

Date Code Title Description
ST Notification of lapse