GR76034B - - Google Patents

Info

Publication number
GR76034B
GR76034B GR67444A GR820167444A GR76034B GR 76034 B GR76034 B GR 76034B GR 67444 A GR67444 A GR 67444A GR 820167444 A GR820167444 A GR 820167444A GR 76034 B GR76034 B GR 76034B
Authority
GR
Greece
Application number
GR67444A
Other languages
Greek (el)
Inventor
Friedrich Schwing
Original Assignee
Schwing Gmbh F
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 Schwing Gmbh F filed Critical Schwing Gmbh F
Publication of GR76034B publication Critical patent/GR76034B/el

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
    • 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
    • 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
    • F04B7/0084—Component parts or details specially adapted therefor
    • F04B7/0088—Sealing arrangements between the distribution members and the housing
    • F04B7/0092—Sealing arrangements between the distribution members and the housing for oscillating distribution 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
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • 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)
  • Multiple-Way Valves (AREA)
  • Reciprocating Pumps (AREA)
  • Sliding Valves (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Sealing Devices (AREA)
GR67444A 1981-04-04 1982-03-02 GR76034B (enEXAMPLES)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3113787A DE3113787C2 (de) 1981-04-04 1981-04-04 Rohrweiche für Beton- oder Dickstoffkolbenpumpen

Publications (1)

Publication Number Publication Date
GR76034B true GR76034B (enEXAMPLES) 1984-08-03

Family

ID=6129443

Family Applications (1)

Application Number Title Priority Date Filing Date
GR67444A GR76034B (enEXAMPLES) 1981-04-04 1982-03-02

Country Status (18)

Country Link
US (2) US4472118A (enEXAMPLES)
EP (1) EP0062766B1 (enEXAMPLES)
JP (1) JPS57177465A (enEXAMPLES)
KR (1) KR880000932B1 (enEXAMPLES)
AR (1) AR227713A1 (enEXAMPLES)
AT (1) ATE7945T1 (enEXAMPLES)
AU (1) AU550662B2 (enEXAMPLES)
BR (1) BR8201895A (enEXAMPLES)
CS (1) CS227684B2 (enEXAMPLES)
DD (1) DD202335A5 (enEXAMPLES)
DE (1) DE3113787C2 (enEXAMPLES)
ES (1) ES510938A0 (enEXAMPLES)
GR (1) GR76034B (enEXAMPLES)
HU (1) HU183875B (enEXAMPLES)
MX (1) MX159511A (enEXAMPLES)
PL (1) PL140267B1 (enEXAMPLES)
YU (1) YU66482A (enEXAMPLES)
ZA (1) ZA821984B (enEXAMPLES)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3113787C2 (de) * 1981-04-04 1985-08-22 Friedrich Wilh. Schwing Gmbh, 4690 Herne Rohrweiche für Beton- oder Dickstoffkolbenpumpen
DE3419832A1 (de) * 1984-05-26 1985-11-28 Karl Dipl.-Ing. 7000 Stuttgart Schlecht Rohrweiche einer dickstoff, insbesondere beton foerdernden doppelkolbenpumpe
DE3430193A1 (de) * 1984-08-16 1986-02-27 Linnhoff & Thesenfitz Maschinen- und Anlagenbau GmbH, 8754 Großostheim Schwenkrohrsystem fuer betonpumpen
US4854838A (en) * 1986-07-14 1989-08-08 Swain David O Hydraulic pump gate apparatus
US5037275A (en) * 1987-06-27 1991-08-06 Karl Schlecht Pipe junction switch for two-cylinder thick-material pump
GB2212869B (en) * 1987-11-24 1992-05-06 Warman Int Ltd Elastomeric pump casing seal
DE3813573C1 (enEXAMPLES) * 1988-04-22 1989-12-07 Effem Gmbh, 2810 Verden, De
DE3904862C2 (de) * 1989-02-17 1996-01-18 Schlecht Karl Rohrweiche für Zweizylinder-Dickstoffpumpen
US5332366A (en) * 1993-01-22 1994-07-26 Schwing America, Inc. Concrete pump monitoring system
US5334003A (en) * 1993-01-25 1994-08-02 The Aro Corporation Air valving mechanism, in combination with a double diaphragm pump subassembly
WO1999040320A1 (de) * 1998-02-04 1999-08-12 Putzmeister Aktiengesellschaft Rohrweiche für zweizylinder-dickstoffpumpe
US6821097B2 (en) * 2002-10-11 2004-11-23 Reinert Manufacturing Co. Concrete pump with S-tube valve assembly with wear ring-spring-retainer ring construction
WO2007111689A2 (en) * 2005-11-08 2007-10-04 Good Earth Tools, Inc. Sealing rings for abrasive slurry pumps
DE102013010768A1 (de) * 2013-06-28 2015-01-15 Schwing Gmbh Umschaltvorrichtung für eine Dickstoffpumpe
CN112943955B (zh) * 2021-02-05 2025-07-04 中国水利水电第五工程局有限公司 一种混凝土垂直溜送用溜阀

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE975163C (de) * 1950-05-26 1961-09-07 Saunders Valve Co Ltd Schieber mit planparalleler Schieberplatte und axial verschiebbarem Dichtring
AT233965B (de) * 1960-07-14 1964-06-10 Johanne Kaestner Pumpe für flüssige bis plastische Stoffe, insbesondere für Beton und Mörtel
DE1214495B (de) * 1961-03-14 1966-04-14 Shell Int Research Absperrschieber
DE1292976B (de) * 1963-11-29 1969-04-17 Metallwerk Karl Leibfried Gmbh Dichtungsanordnung fuer einen Schuettgutschieber
DE1278247B (de) * 1966-04-20 1968-09-19 Eugene Lee Sherrod Mehrzylinderkolbenpumpe zum Foerdern von Beton od. dgl.
US3429267A (en) * 1967-03-27 1969-02-25 Dynatran Corp Of Illinois Material pumping assembly
DE2614895C3 (de) * 1976-04-07 1987-01-22 Karl Dipl.-Ing. 7000 Stuttgart Schlecht Betonpumpen-Rohrweiche
DE2829181A1 (de) * 1978-07-03 1980-01-17 Scheele Maschf W Rohrweiche fuer eine betonpumpe
US4179003A (en) * 1978-12-21 1979-12-18 Dresser Industries, Inc. Seal for a rolling cone cutter earth boring bit
DE2933128C2 (de) * 1979-08-16 1985-09-26 Friedrich Wilh. Schwing Gmbh, 4690 Herne Dickstoffpumpe, insbesondere zur Förderung von Beton
US4277109A (en) * 1979-09-12 1981-07-07 Dresser Industries, Inc. Axial compression positive rock bit seal
DE3113787C2 (de) * 1981-04-04 1985-08-22 Friedrich Wilh. Schwing Gmbh, 4690 Herne Rohrweiche für Beton- oder Dickstoffkolbenpumpen

Also Published As

Publication number Publication date
USRE32719E (en) 1988-07-26
DD202335A5 (de) 1983-09-07
EP0062766A1 (de) 1982-10-20
CS227684B2 (en) 1984-05-14
MX159511A (es) 1989-06-26
AU8214582A (en) 1982-10-14
KR880000932B1 (ko) 1988-05-31
ES8303618A1 (es) 1983-02-01
DE3113787C2 (de) 1985-08-22
ES510938A0 (es) 1983-02-01
YU66482A (en) 1987-12-31
BR8201895A (pt) 1983-03-08
AU550662B2 (en) 1986-03-27
PL235791A1 (enEXAMPLES) 1982-10-11
EP0062766B1 (de) 1984-06-13
KR830010300A (ko) 1983-12-30
ATE7945T1 (de) 1984-06-15
HU183875B (en) 1984-06-28
US4472118A (en) 1984-09-18
JPS57177465A (en) 1982-11-01
DE3113787A1 (de) 1982-10-28
AR227713A1 (es) 1982-11-30
PL140267B1 (en) 1987-04-30
ZA821984B (en) 1983-02-23

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