IT995848B - Valvola distributrice a tre vie per pompe a due cilindri per calcestruz zo - Google Patents

Valvola distributrice a tre vie per pompe a due cilindri per calcestruz zo

Info

Publication number
IT995848B
IT995848B IT3009773A IT3009773A IT995848B IT 995848 B IT995848 B IT 995848B IT 3009773 A IT3009773 A IT 3009773A IT 3009773 A IT3009773 A IT 3009773A IT 995848 B IT995848 B IT 995848B
Authority
IT
Italy
Prior art keywords
concrete
distributing valve
cylinder pumps
way distributing
way
Prior art date
Application number
IT3009773A
Other languages
English (en)
Original Assignee
Italiana Forme Acciaio
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 Italiana Forme Acciaio filed Critical Italiana Forme Acciaio
Priority to IT3009773A priority Critical patent/IT995848B/it
Priority to DE19742447054 priority patent/DE2447054C3/de
Priority to BR841674A priority patent/BR7408416D0/pt
Priority to FR7434090A priority patent/FR2247628A1/fr
Application granted granted Critical
Publication of IT995848B publication Critical patent/IT995848B/it

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
    • F04B7/0096—Sealing arrangements between the distribution members and the housing for pipe-type distribution members
    • 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
    • F04B9/109—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 plural pumping chambers
    • F04B9/117—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 plural pumping chambers the pumping members not being mechanically connected to each other
    • F04B9/1176—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 plural pumping chambers the pumping members not being mechanically connected to each other the movement of each piston in one direction being obtained by a single-acting piston liquid motor
    • F04B9/1178—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 plural pumping chambers the pumping members not being mechanically connected to each other the movement of each piston in one direction being obtained by a single-acting piston liquid motor the movement in the other direction being obtained by a hydraulic connection between the liquid motor cylinders

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
IT3009773A 1973-10-12 1973-10-12 Valvola distributrice a tre vie per pompe a due cilindri per calcestruz zo IT995848B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT3009773A IT995848B (it) 1973-10-12 1973-10-12 Valvola distributrice a tre vie per pompe a due cilindri per calcestruz zo
DE19742447054 DE2447054C3 (de) 1973-10-12 1974-10-02 Zuteilvorrichtung für eine Betonpumpe
BR841674A BR7408416D0 (pt) 1973-10-12 1974-10-09 Distribuidor de tres vias para bombas de concreto de dois corpos
FR7434090A FR2247628A1 (en) 1973-10-12 1974-10-10 Three-way distributor for twin-cylinder concrete pump - has rotatable S-shaped pipe section connecting with one or other cylinder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3009773A IT995848B (it) 1973-10-12 1973-10-12 Valvola distributrice a tre vie per pompe a due cilindri per calcestruz zo

Publications (1)

Publication Number Publication Date
IT995848B true IT995848B (it) 1975-11-20

Family

ID=11229017

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3009773A IT995848B (it) 1973-10-12 1973-10-12 Valvola distributrice a tre vie per pompe a due cilindri per calcestruz zo

Country Status (4)

Country Link
BR (1) BR7408416D0 (it)
DE (1) DE2447054C3 (it)
FR (1) FR2247628A1 (it)
IT (1) IT995848B (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2396185A1 (fr) * 1977-06-29 1979-01-26 Rotacrete Ltd Pompe a mouvement alternatif rectiligne, notamment pour le transport de matieres visqueuses, molles ou plastiques
IT1114648B (it) * 1977-08-18 1986-01-27 Italiana Forme Acciaio Valvola distributrice a tre vie per pompe a due cilindri per calcestruzzo
US4198193A (en) * 1978-05-12 1980-04-15 Walters James F Automatic wear compensation apparatus for concrete pumping hopper apparatus
DE2829181A1 (de) * 1978-07-03 1980-01-17 Scheele Maschf W Rohrweiche fuer eine betonpumpe
DE2909132A1 (de) * 1979-03-08 1980-09-11 Stetter Gmbh Steuervorrichtung des foerderstromes einer mehrzylinderpumpe fuer dickfluessige massen
DE2942560A1 (de) * 1979-10-20 1981-04-30 Karl Dipl.-Ing. 7000 Stuttgart Schlecht Betonpumpe mit hydraulisch entlastetem schieber
DE3202096A1 (de) * 1980-08-08 1983-08-04 Maschinenfabrik Walter Scheele GmbH & Co KG, 4750 Unna-Massen Betonpumpe mit umschalteinrichtung fuer kolben- und stangenseitige beaufschlagung der pumpenzylinder
IT1132633B (it) * 1980-09-03 1986-07-02 Libra Sa Dispositivo per il pompaggio di materiale pastoso,specialmente di calcestruzzo
GB2090924B (en) * 1980-12-05 1984-03-28 Elba Werk Maschinen Gmbh & Co Apparatus for conveying materials in particular concrete
DE3122825C2 (de) * 1981-06-09 1984-11-08 Maschinenfabrik Walter Scheele GmbH & Co KG, 4750 Unna-Massen Vorrichtung zur Förderung von breiigen Massen, insbesondere Beton
DE3127490C2 (de) * 1981-07-11 1986-05-22 Maschinenfabrik Walter Scheele GmbH & Co KG, 4750 Unna-Massen Betonpumpe
EP0085521B2 (en) * 1982-01-22 1991-11-13 Hydroseal Concrete Pumps Limited Slurry pump
DE3240465C2 (de) * 1982-06-25 1986-10-30 WIBAU AG, 6466 Gründau Vorrichtung zur Förderung von breiigen Massen, insbesondere Beton
DE3905366C2 (de) * 1989-02-22 1996-07-11 Schlecht Karl Rohrweiche für Zweizylinder-Dickstoffpumpen
DE4323800C1 (de) * 1993-07-15 1995-01-05 Mitsubishi Heavy Ind Ltd Steueranordnung für einen Andruckmechanismus eines S-förmigen Schieberventils
CN101922429B (zh) * 2010-08-25 2012-07-25 三一重工股份有限公司 混凝土泵车及其控制方法、泵送系统及其分配机构
CN103061512B (zh) * 2013-01-14 2016-01-20 三一汽车制造有限公司 一种输送管道、臂架系统及作业设备
CN115262977B (zh) * 2022-09-28 2022-12-09 江苏广亚高新材料有限公司 一种混凝土输送装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL129372C (it) * 1960-08-08
DE2104191C3 (de) * 1971-01-29 1975-10-23 Torkret Gmbh, 4300 Essen Vorrichtung zur Förderung von breiigen, abbindenden Massen

Also Published As

Publication number Publication date
DE2447054A1 (de) 1975-04-17
FR2247628B3 (it) 1978-06-09
DE2447054C3 (de) 1981-09-17
FR2247628A1 (en) 1975-05-09
BR7408416D0 (pt) 1975-09-23
DE2447054B2 (de) 1981-01-29

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