FR2531658B1 - Dispositif de preparation de betons - Google Patents

Dispositif de preparation de betons

Info

Publication number
FR2531658B1
FR2531658B1 FR8312745A FR8312745A FR2531658B1 FR 2531658 B1 FR2531658 B1 FR 2531658B1 FR 8312745 A FR8312745 A FR 8312745A FR 8312745 A FR8312745 A FR 8312745A FR 2531658 B1 FR2531658 B1 FR 2531658B1
Authority
FR
France
Prior art keywords
preparation device
concrete preparation
concrete
preparation
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
FR8312745A
Other languages
English (en)
French (fr)
Other versions
FR2531658A1 (fr
Inventor
Daniel Udrisard
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.)
THALA SA
Original Assignee
THALA SA
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 THALA SA filed Critical THALA SA
Publication of FR2531658A1 publication Critical patent/FR2531658A1/fr
Application granted granted Critical
Publication of FR2531658B1 publication Critical patent/FR2531658B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
    • 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
    • B28C7/04—Supplying or proportioning the ingredients
    • B28C7/0404—Proportioning
    • 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
    • B28C7/04—Supplying or proportioning the ingredients
    • B28C7/0454—Volumetric measuring devices, e.g. for consecutively delivering predetermined volumes of ingredients
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F11/00—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it
    • G01F11/28—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with stationary measuring chambers having constant volume during measurement
    • G01F11/284—Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it with stationary measuring chambers having constant volume during measurement combined with electric level detecting means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/226—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water measuring the braking of a rotatable element
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
    • G01G19/22—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for apportioning materials by weighing prior to mixing them

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
FR8312745A 1982-08-16 1983-08-02 Dispositif de preparation de betons Expired FR2531658B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH4886/82A CH648511A5 (fr) 1982-08-16 1982-08-16 Dispositif de preparation de betons.

Publications (2)

Publication Number Publication Date
FR2531658A1 FR2531658A1 (fr) 1984-02-17
FR2531658B1 true FR2531658B1 (fr) 1987-04-17

Family

ID=4284257

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8312745A Expired FR2531658B1 (fr) 1982-08-16 1983-08-02 Dispositif de preparation de betons

Country Status (4)

Country Link
BE (1) BE897505A (it)
CH (1) CH648511A5 (it)
FR (1) FR2531658B1 (it)
IT (2) IT1163890B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4021161A1 (de) * 1990-07-03 1992-01-09 Colortronic Gmbh Verfahren und vorrichtung zum dosieren
US6379031B1 (en) 2000-01-20 2002-04-30 Aggregate Research Industries, Llc Method for manufacturing concrete
CN103692554B (zh) * 2013-12-11 2016-02-17 王强 一种耐压渣料承载装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US851553A (en) * 1906-03-27 1907-04-23 Alvin Flavel Nims Concrete-mixing machine.
US2109534A (en) * 1935-06-27 1938-03-01 Johnson Co C S Central mixing plant
GB1083361A (en) * 1965-01-19 1967-09-13 Thomas Ind Automation Ltd Apparatus including an electrode for detecting the level of a material in a container

Also Published As

Publication number Publication date
IT8322513A0 (it) 1983-08-11
BE897505A (fr) 1983-12-01
CH648511A5 (fr) 1985-03-29
IT8322616V0 (it) 1983-08-11
FR2531658A1 (fr) 1984-02-17
IT1163890B (it) 1987-04-08

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Legal Events

Date Code Title Description
ST Notification of lapse