FR888721A - Device indicating, by means of LEDs, the operating states of devices or machines - Google Patents

Device indicating, by means of LEDs, the operating states of devices or machines

Info

Publication number
FR888721A
FR888721A FR888721DA FR888721A FR 888721 A FR888721 A FR 888721A FR 888721D A FR888721D A FR 888721DA FR 888721 A FR888721 A FR 888721A
Authority
FR
France
Prior art keywords
leds
machines
devices
operating states
device indicating
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.)
Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Original Assignee
Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
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 Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH filed Critical Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Application granted granted Critical
Publication of FR888721A publication Critical patent/FR888721A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/25—Selecting one or more conductors or channels from a plurality of conductors or channels, e.g. by closing contacts

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR888721D 1942-12-02 1942-12-02 Device indicating, by means of LEDs, the operating states of devices or machines Expired FR888721A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR888721T 1942-12-02

Publications (1)

Publication Number Publication Date
FR888721A true FR888721A (en) 1943-12-21

Family

ID=9376879

Family Applications (1)

Application Number Title Priority Date Filing Date
FR888721D Expired FR888721A (en) 1942-12-02 1942-12-02 Device indicating, by means of LEDs, the operating states of devices or machines

Country Status (1)

Country Link
FR (1) FR888721A (en)

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