FR1256197A - Water level switch, especially for washing machines - Google Patents

Water level switch, especially for washing machines

Info

Publication number
FR1256197A
FR1256197A FR822471A FR822471A FR1256197A FR 1256197 A FR1256197 A FR 1256197A FR 822471 A FR822471 A FR 822471A FR 822471 A FR822471 A FR 822471A FR 1256197 A FR1256197 A FR 1256197A
Authority
FR
France
Prior art keywords
water level
level switch
washing machines
machines
washing
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
FR822471A
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to FR822471A priority Critical patent/FR1256197A/en
Application granted granted Critical
Publication of FR1256197A publication Critical patent/FR1256197A/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
    • G01F23/24—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 variations of resistance of resistors due to contact with conductor fluid
    • G01F23/241—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 variations of resistance of resistors due to contact with conductor fluid for discrete levels
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
    • G05D9/12—Level control, e.g. controlling quantity of material stored in vessel characterised by the use of electric means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
FR822471A 1960-03-25 1960-03-25 Water level switch, especially for washing machines Expired FR1256197A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR822471A FR1256197A (en) 1960-03-25 1960-03-25 Water level switch, especially for washing machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR822471A FR1256197A (en) 1960-03-25 1960-03-25 Water level switch, especially for washing machines

Publications (1)

Publication Number Publication Date
FR1256197A true FR1256197A (en) 1961-03-17

Family

ID=8727938

Family Applications (1)

Application Number Title Priority Date Filing Date
FR822471A Expired FR1256197A (en) 1960-03-25 1960-03-25 Water level switch, especially for washing machines

Country Status (1)

Country Link
FR (1) FR1256197A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3024123A1 (en) * 1979-07-04 1981-01-08 Gilbert Guillemot MONITORING DEVICE FOR A SUCTION PUMP
US4388043A (en) * 1981-12-21 1983-06-14 Trevex Corporation Conductivity dependent pump and process control

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3024123A1 (en) * 1979-07-04 1981-01-08 Gilbert Guillemot MONITORING DEVICE FOR A SUCTION PUMP
FR2460403A1 (en) * 1979-07-04 1981-01-23 Guillemot Gilbert ELECTRONIC PUMP CONTROL FOR SUCTION OF AN ELECTRICALLY NON-INSULATING LIQUID
US4388043A (en) * 1981-12-21 1983-06-14 Trevex Corporation Conductivity dependent pump and process control

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