IT1163890B - CONCRETE PREPARATION DEVICE - Google Patents

CONCRETE PREPARATION DEVICE

Info

Publication number
IT1163890B
IT1163890B IT22513/83A IT2251383A IT1163890B IT 1163890 B IT1163890 B IT 1163890B IT 22513/83 A IT22513/83 A IT 22513/83A IT 2251383 A IT2251383 A IT 2251383A IT 1163890 B IT1163890 B IT 1163890B
Authority
IT
Italy
Prior art keywords
preparation device
concrete preparation
concrete
preparation
Prior art date
Application number
IT22513/83A
Other languages
Italian (it)
Other versions
IT8322513A0 (en
Inventor
Daniel Udrisard
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 IT8322513A0 publication Critical patent/IT8322513A0/en
Application granted granted Critical
Publication of IT1163890B publication Critical patent/IT1163890B/en

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
IT22513/83A 1982-08-16 1983-08-11 CONCRETE PREPARATION DEVICE IT1163890B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH4886/82A CH648511A5 (en) 1982-08-16 1982-08-16 DEVICE FOR PREPARING CONCRETE.

Publications (2)

Publication Number Publication Date
IT8322513A0 IT8322513A0 (en) 1983-08-11
IT1163890B true IT1163890B (en) 1987-04-08

Family

ID=4284257

Family Applications (2)

Application Number Title Priority Date Filing Date
IT8322616U IT8322616V0 (en) 1982-08-16 1983-08-11 CONCRETE PREPARATION DEVICE.
IT22513/83A IT1163890B (en) 1982-08-16 1983-08-11 CONCRETE PREPARATION DEVICE

Family Applications Before (1)

Application Number Title Priority Date Filing Date
IT8322616U IT8322616V0 (en) 1982-08-16 1983-08-11 CONCRETE PREPARATION DEVICE.

Country Status (4)

Country Link
BE (1) BE897505A (en)
CH (1) CH648511A5 (en)
FR (1) FR2531658B1 (en)
IT (2) IT8322616V0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4021161A1 (en) * 1990-07-03 1992-01-09 Colortronic Gmbh METHOD AND DEVICE FOR DOSING
US6379031B1 (en) * 2000-01-20 2002-04-30 Aggregate Research Industries, Llc Method for manufacturing concrete
CN103692554B (en) * 2013-12-11 2016-02-17 王强 A kind of withstand voltage slag charge bogey

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
CH648511A5 (en) 1985-03-29
FR2531658A1 (en) 1984-02-17
BE897505A (en) 1983-12-01
IT8322513A0 (en) 1983-08-11
FR2531658B1 (en) 1987-04-17
IT8322616V0 (en) 1983-08-11

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