FR1517593A - Electro-optical motion detector - Google Patents

Electro-optical motion detector

Info

Publication number
FR1517593A
FR1517593A FR101593A FR101593A FR1517593A FR 1517593 A FR1517593 A FR 1517593A FR 101593 A FR101593 A FR 101593A FR 101593 A FR101593 A FR 101593A FR 1517593 A FR1517593 A FR 1517593A
Authority
FR
France
Prior art keywords
electro
motion detector
optical motion
optical
detector
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
FR101593A
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.)
BIN DICATOR CO
Original Assignee
BIN DICATOR 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
Application filed by BIN DICATOR CO filed Critical BIN DICATOR CO
Priority to FR101593A priority Critical patent/FR1517593A/en
Application granted granted Critical
Publication of FR1517593A publication Critical patent/FR1517593A/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
    • G01F23/226—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

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
FR101593A 1967-04-05 1967-04-05 Electro-optical motion detector Expired FR1517593A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR101593A FR1517593A (en) 1967-04-05 1967-04-05 Electro-optical motion detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR101593A FR1517593A (en) 1967-04-05 1967-04-05 Electro-optical motion detector

Publications (1)

Publication Number Publication Date
FR1517593A true FR1517593A (en) 1968-03-15

Family

ID=8628220

Family Applications (1)

Application Number Title Priority Date Filing Date
FR101593A Expired FR1517593A (en) 1967-04-05 1967-04-05 Electro-optical motion detector

Country Status (1)

Country Link
FR (1) FR1517593A (en)

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