FR881389A - Skip filling and emptying indicator - Google Patents

Skip filling and emptying indicator

Info

Publication number
FR881389A
FR881389A FR881389DA FR881389A FR 881389 A FR881389 A FR 881389A FR 881389D A FR881389D A FR 881389DA FR 881389 A FR881389 A FR 881389A
Authority
FR
France
Prior art keywords
skip
filling
emptying indicator
emptying
indicator
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
Other languages
French (fr)
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.)
Skip Cie A G
Original Assignee
Skip Cie A G
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 Skip Cie A G filed Critical Skip Cie A G
Application granted granted Critical
Publication of FR881389A publication Critical patent/FR881389A/en
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
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B17/00—Hoistway equipment
    • B66B17/14—Applications of loading and unloading equipment
    • B66B17/26—Applications of loading and unloading equipment for loading or unloading mining-hoist skips

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
FR881389D 1941-04-10 1942-04-21 Skip filling and emptying indicator Expired FR881389A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE881389X 1941-04-10

Publications (1)

Publication Number Publication Date
FR881389A true FR881389A (en) 1943-04-22

Family

ID=6829596

Family Applications (1)

Application Number Title Priority Date Filing Date
FR881389D Expired FR881389A (en) 1941-04-10 1942-04-21 Skip filling and emptying indicator

Country Status (1)

Country Link
FR (1) FR881389A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1224010B (en) * 1963-12-21 1966-09-01 Siemens Ag Device for reporting the emptying of vessels in vessel conveyor systems, especially for semi or fully automatic conveying in potash mining
US4312225A (en) * 1979-03-03 1982-01-26 Williams David M Devices for detecting levels
US5297428A (en) * 1992-08-13 1994-03-29 Tridelta Industries, Inc. Salt level monitoring device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1224010B (en) * 1963-12-21 1966-09-01 Siemens Ag Device for reporting the emptying of vessels in vessel conveyor systems, especially for semi or fully automatic conveying in potash mining
US4312225A (en) * 1979-03-03 1982-01-26 Williams David M Devices for detecting levels
US5297428A (en) * 1992-08-13 1994-03-29 Tridelta Industries, Inc. Salt level monitoring device

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