AU540469B2 - Valve unit for use in concrete pumps - Google Patents

Valve unit for use in concrete pumps

Info

Publication number
AU540469B2
AU540469B2 AU84128/82A AU8412882A AU540469B2 AU 540469 B2 AU540469 B2 AU 540469B2 AU 84128/82 A AU84128/82 A AU 84128/82A AU 8412882 A AU8412882 A AU 8412882A AU 540469 B2 AU540469 B2 AU 540469B2
Authority
AU
Australia
Prior art keywords
valve unit
concrete pumps
pumps
concrete
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.)
Ceased
Application number
AU84128/82A
Other languages
English (en)
Other versions
AU8412882A (en
Inventor
Shintaro Chida
Shigeaki Hirashima
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.)
Niigata Engineering Co Ltd
Original Assignee
Niigata Engineering Co Ltd
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
Priority claimed from JP1981085315U external-priority patent/JPS6347662Y2/ja
Priority claimed from JP14021081U external-priority patent/JPS5845968U/ja
Priority claimed from JP14021281U external-priority patent/JPS5845969U/ja
Application filed by Niigata Engineering Co Ltd filed Critical Niigata Engineering Co Ltd
Publication of AU8412882A publication Critical patent/AU8412882A/en
Application granted granted Critical
Publication of AU540469B2 publication Critical patent/AU540469B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • 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
    • 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
    • F04B7/02—Piston machines or pumps characterised by having positively-driven valving the valving being fluid-actuated
    • F04B7/0233—Piston machines or pumps characterised by having positively-driven valving the valving being fluid-actuated a common distribution member forming a single discharge distributor for a plurality of pumping chambers
    • F04B7/0258—Piston machines or pumps characterised by having positively-driven valving the valving being fluid-actuated 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reciprocating Pumps (AREA)
AU84128/82A 1981-06-10 1982-05-25 Valve unit for use in concrete pumps Ceased AU540469B2 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP5685315 1981-06-10
JP1981085315U JPS6347662Y2 (US20110158925A1-20110630-C00042.png) 1981-06-10 1981-06-10
JP14021081U JPS5845968U (ja) 1981-09-21 1981-09-21 コンクリ−トポンプの流路切換弁装置
JP56140210 1981-09-21
JP56140212 1981-09-21
JP14021281U JPS5845969U (ja) 1981-09-21 1981-09-21 コンクリ−トポンプの流路切換弁

Publications (2)

Publication Number Publication Date
AU8412882A AU8412882A (en) 1982-12-16
AU540469B2 true AU540469B2 (en) 1984-11-22

Family

ID=27304826

Family Applications (1)

Application Number Title Priority Date Filing Date
AU84128/82A Ceased AU540469B2 (en) 1981-06-10 1982-05-25 Valve unit for use in concrete pumps

Country Status (7)

Country Link
US (1) US4466782A (US20110158925A1-20110630-C00042.png)
KR (1) KR840000755A (US20110158925A1-20110630-C00042.png)
AU (1) AU540469B2 (US20110158925A1-20110630-C00042.png)
DE (1) DE3221949A1 (US20110158925A1-20110630-C00042.png)
GB (1) GB2103722B (US20110158925A1-20110630-C00042.png)
MY (1) MY8600026A (US20110158925A1-20110630-C00042.png)
SG (1) SG7485G (US20110158925A1-20110630-C00042.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU654440B1 (en) * 1993-07-07 1994-11-03 Mitsubishi Jukogyo Kabushiki Kaisha Control system for an S-shaped gate valve pressing mechanism

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3409917C2 (de) * 1984-03-17 1986-03-20 Karl Dipl.-Ing. 7000 Stuttgart Schlecht Kolbenpumpe
DE3813758A1 (de) * 1988-04-23 1989-11-02 Putzmeister Maschf Materialaufgabebehaelter fuer dickstoffpumpen
DE4327177A1 (de) * 1993-08-13 1995-02-16 Putzmeister Maschf Anordnung zum Öffnen und Schließen einer Verschlußkappe
DE19724504A1 (de) * 1997-06-11 1998-12-17 Schwing Gmbh F Zweizylinderdickstoffpumpe
DE19820509A1 (de) * 1998-05-08 1999-11-11 Putzmeister Ag Materialaufgabebehälter, insbesondere für Dickstoffpumpen

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1098338A (en) * 1966-04-20 1968-01-10 Eugene Lee Sherrod Reciprocating pump for semi-liquid materials
AT277770B (de) * 1968-04-11 1970-01-12 Schwing Friedrich Durch Steuerklappen gesteuerte Betonpumpe mit zwei Pumpenzylindern und einer gemeinsamen Austrittsöffnung
US3667869A (en) * 1970-03-04 1972-06-06 Karl Schlecht Dual cylinder-concrete pump
FR2244085B1 (US20110158925A1-20110630-C00042.png) * 1973-09-17 1979-10-19 Case Co J I
CH568481A5 (US20110158925A1-20110630-C00042.png) * 1974-03-18 1975-10-31 Seiler Niklaus
JPS5345705A (en) * 1976-10-08 1978-04-24 Niigata Eng Co Ltd Changeover valve device for flow path of concrete pump
US4198193A (en) * 1978-05-12 1980-04-15 Walters James F Automatic wear compensation apparatus for concrete pumping hopper apparatus
DE2903749C2 (de) * 1979-02-01 1983-11-10 Karl Dipl.-Ing. 7000 Stuttgart Schlecht Kolbenpumpe mit S-förmig gekrümmtem Schwenkrohr
US4343598A (en) * 1980-03-14 1982-08-10 Friedrich Wilh. Schwing Gmbh Viscous material pump, particularly for concrete

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU654440B1 (en) * 1993-07-07 1994-11-03 Mitsubishi Jukogyo Kabushiki Kaisha Control system for an S-shaped gate valve pressing mechanism

Also Published As

Publication number Publication date
DE3221949C2 (US20110158925A1-20110630-C00042.png) 1987-04-02
SG7485G (en) 1985-08-08
US4466782A (en) 1984-08-21
KR840000755A (ko) 1984-02-27
GB2103722B (en) 1984-09-26
AU8412882A (en) 1982-12-16
DE3221949A1 (de) 1982-12-30
GB2103722A (en) 1983-02-23
MY8600026A (en) 1986-12-31

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired