GB453750A - Improvements in or relating to pumps for concrete or the like - Google Patents

Improvements in or relating to pumps for concrete or the like

Info

Publication number
GB453750A
GB453750A GB720236A GB720236A GB453750A GB 453750 A GB453750 A GB 453750A GB 720236 A GB720236 A GB 720236A GB 720236 A GB720236 A GB 720236A GB 453750 A GB453750 A GB 453750A
Authority
GB
United Kingdom
Prior art keywords
pumps
concrete
relating
controlled
valve
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.)
Expired
Application number
GB720236A
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.)
EMIL CARL HEINRICH MARKMANN
Original Assignee
EMIL CARL HEINRICH MARKMANN
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 EMIL CARL HEINRICH MARKMANN filed Critical EMIL CARL HEINRICH MARKMANN
Priority to GB720236A priority Critical patent/GB453750A/en
Publication of GB453750A publication Critical patent/GB453750A/en
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
    • F04B7/0042—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)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)

Abstract

453,750. Pumps for concrete and the like. MARKMANN, E. C. H., 24, Grosvenor Gardens, Westminster. March 10, 1936, No. 7202. [Class 102 (i)] In a pump for con crete in which the inlet to the cylinder 10 from the hopper 16 is controlled by a segmental valve 17 carried by a crank web 18, the out. let 14 is controlled by a separate valve 117, which may be a segmental valve as shown, or an ordinary plug cook.
GB720236A 1936-03-10 1936-03-10 Improvements in or relating to pumps for concrete or the like Expired GB453750A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB720236A GB453750A (en) 1936-03-10 1936-03-10 Improvements in or relating to pumps for concrete or the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB720236A GB453750A (en) 1936-03-10 1936-03-10 Improvements in or relating to pumps for concrete or the like

Publications (1)

Publication Number Publication Date
GB453750A true GB453750A (en) 1936-09-17

Family

ID=9828557

Family Applications (1)

Application Number Title Priority Date Filing Date
GB720236A Expired GB453750A (en) 1936-03-10 1936-03-10 Improvements in or relating to pumps for concrete or the like

Country Status (1)

Country Link
GB (1) GB453750A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3659970A (en) * 1969-08-14 1972-05-02 Philip W Mcelroy Concrete pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3659970A (en) * 1969-08-14 1972-05-02 Philip W Mcelroy Concrete pump

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