FR2244085B1 - - Google Patents

Info

Publication number
FR2244085B1
FR2244085B1 FR7431059A FR7431059A FR2244085B1 FR 2244085 B1 FR2244085 B1 FR 2244085B1 FR 7431059 A FR7431059 A FR 7431059A FR 7431059 A FR7431059 A FR 7431059A FR 2244085 B1 FR2244085 B1 FR 2244085B1
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
FR7431059A
Other languages
French (fr)
Other versions
FR2244085A1 (is
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.)
Case LLC
Original Assignee
JI Case Co
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 US00399103A external-priority patent/US3857328A/en
Priority claimed from US450617A external-priority patent/US3920357A/en
Application filed by JI Case Co filed Critical JI Case Co
Publication of FR2244085A1 publication Critical patent/FR2244085A1/fr
Application granted granted Critical
Publication of FR2244085B1 publication Critical patent/FR2244085B1/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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/16—Discharge means, e.g. with intermediate storage of fresh concrete
    • B28C7/162—Discharge means, e.g. with intermediate storage of fresh concrete by means of conveyors, other than those comprising skips or containers, e.g. endless belts, screws, air under pressure
    • B28C7/163—Discharge means, e.g. with intermediate storage of fresh concrete by means of conveyors, other than those comprising skips or containers, e.g. endless belts, screws, air under pressure using a pump
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Reciprocating Pumps (AREA)
FR7431059A 1973-09-17 1974-09-13 Expired FR2244085B1 (is)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US39820373A 1973-09-17 1973-09-17
US00399103A US3857328A (en) 1973-09-20 1973-09-20 Concrete placer assembly
US450617A US3920357A (en) 1974-03-13 1974-03-13 Pumping apparatus
US47006974A 1974-05-15 1974-05-15

Publications (2)

Publication Number Publication Date
FR2244085A1 FR2244085A1 (is) 1975-04-11
FR2244085B1 true FR2244085B1 (is) 1979-10-19

Family

ID=27503417

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7431059A Expired FR2244085B1 (is) 1973-09-17 1974-09-13

Country Status (6)

Country Link
JP (1) JPS5076606A (is)
DE (1) DE2444464A1 (is)
ES (1) ES430136A1 (is)
FR (1) FR2244085B1 (is)
GB (1) GB1461529A (is)
IT (1) IT1021400B (is)

Families Citing this family (12)

* 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
DE2903749C2 (de) * 1979-02-01 1983-11-10 Karl Dipl.-Ing. 7000 Stuttgart Schlecht Kolbenpumpe mit S-förmig gekrümmtem Schwenkrohr
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
US4466782A (en) * 1981-06-10 1984-08-21 Niigata Engineering Co., Ltd. Valve unit for use in concrete pumps
JPS5894886U (ja) * 1981-12-22 1983-06-27 株式会社新潟鐵工所 コンクリ−トポンプ
DE3409917C2 (de) * 1984-03-17 1986-03-20 Karl Dipl.-Ing. 7000 Stuttgart Schlecht Kolbenpumpe
DE3419832A1 (de) * 1984-05-26 1985-11-28 Karl Dipl.-Ing. 7000 Stuttgart Schlecht Rohrweiche einer dickstoff, insbesondere beton foerdernden doppelkolbenpumpe
JPH0117659Y2 (is) * 1984-12-29 1989-05-23
US4718826A (en) * 1985-12-23 1988-01-12 Simmer Richard C Mobile pumping apparatus for abrasive slurries
DE102013114009A1 (de) * 2013-12-13 2015-06-18 MPS-Matter Pumpsysteme GmbH Dickstoffpumpvorrichtung, insbesondere für eine fahrbare Dickstoffpumpe
DE102020133021A1 (de) * 2020-12-10 2022-06-15 Liebherr-Mischtechnik Gmbh Dickstofffördervorrichtung

Also Published As

Publication number Publication date
DE2444464A1 (de) 1975-03-27
AU7337374A (en) 1976-03-25
GB1461529A (en) 1977-01-13
ES430136A1 (es) 1977-01-16
IT1021400B (it) 1978-01-30
FR2244085A1 (is) 1975-04-11
JPS5076606A (is) 1975-06-23

Similar Documents

Publication Publication Date Title
AR201758A1 (is)
AU476761B2 (is)
AU465372B2 (is)
AR201235Q (is)
AR201231Q (is)
AU474593B2 (is)
AU474511B2 (is)
AU474838B2 (is)
AU465453B2 (is)
AU471343B2 (is)
AU465434B2 (is)
AU450229B2 (is)
FR2244085B1 (is)
AU476714B2 (is)
AR201229Q (is)
AU476696B2 (is)
AU466283B2 (is)
AU472848B2 (is)
JPS49132993A (is)
AU477823B2 (is)
AU477824B2 (is)
AU447540B2 (is)
AU461342B2 (is)
AU476873B1 (is)
AU471461B2 (is)

Legal Events

Date Code Title Description
ST Notification of lapse