AT283156B - Elektronische Steuerung für Elektromotoren od.dgl., insbesondere für Schulwandtafeln - Google Patents

Elektronische Steuerung für Elektromotoren od.dgl., insbesondere für Schulwandtafeln

Info

Publication number
AT283156B
AT283156B AT361567A AT361567A AT283156B AT 283156 B AT283156 B AT 283156B AT 361567 A AT361567 A AT 361567A AT 361567 A AT361567 A AT 361567A AT 283156 B AT283156 B AT 283156B
Authority
AT
Austria
Prior art keywords
electronic control
electric motors
blackboards
school
school blackboards
Prior art date
Application number
AT361567A
Other languages
English (en)
Inventor
Walter Ruoss
Hans Jenny
Original Assignee
Walter Ruoss
Hans Jenny
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 Walter Ruoss, Hans Jenny filed Critical Walter Ruoss
Application granted granted Critical
Publication of AT283156B publication Critical patent/AT283156B/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/96—Touch switches
    • H03K17/9645—Resistive touch switches
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
    • H02P23/24—Controlling the direction, e.g. clockwise or counterclockwise
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/64—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors having inductive loads
AT361567A 1966-04-15 1967-04-17 Elektronische Steuerung für Elektromotoren od.dgl., insbesondere für Schulwandtafeln AT283156B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH552166A CH455189A (de) 1966-04-15 1966-04-15 Wandtafel mit einer elektrischen Vorrichtung zum Steuern eines ihre Verschiebebewegung durchführenden Elektromotors

Publications (1)

Publication Number Publication Date
AT283156B true AT283156B (de) 1970-07-27

Family

ID=4295008

Family Applications (1)

Application Number Title Priority Date Filing Date
AT361567A AT283156B (de) 1966-04-15 1967-04-17 Elektronische Steuerung für Elektromotoren od.dgl., insbesondere für Schulwandtafeln

Country Status (4)

Country Link
US (1) US3525028A (de)
AT (1) AT283156B (de)
CH (1) CH455189A (de)
GB (1) GB1133182A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3651389A (en) * 1968-11-09 1972-03-21 Nippon Denso Co Safety device for use with automatic automobile window regulator
US3651391A (en) * 1969-09-26 1972-03-21 Black & Decker Mfg Co Electronic switch arrangements
DE2642726C2 (de) * 1976-09-23 1982-05-27 Braun Ag, 6000 Frankfurt Schaltungsanordnung zum automatischen Steuern der Bewegung eines Tonarms und eines Plattentellerantriebs
US5396222A (en) * 1993-03-25 1995-03-07 United States Surgical Corporation Ergonomic machine actuator

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2576929A (en) * 1949-09-02 1951-12-04 Ercolino Michael Direction finding device
US2946956A (en) * 1958-08-28 1960-07-26 United Shoe Machinery Corp Body conductivity operated controls for electric devices
US3056907A (en) * 1958-10-16 1962-10-02 Hubbell Inc Harvey Touch controlled circuit
US3020528A (en) * 1959-04-20 1962-02-06 Jr Caleb V Swanson Toilet training apparatus
US3207905A (en) * 1961-08-17 1965-09-21 Gen Electric Touch-sensitive optoelectonic circuits and indicators
US3218530A (en) * 1961-08-31 1965-11-16 Singer Mfg Co Motor speed control by space transmission of electromagnetic energy
US3255380A (en) * 1961-09-11 1966-06-07 Tung Sol Electric Inc Touch responsive circuit for control of a load

Also Published As

Publication number Publication date
US3525028A (en) 1970-08-18
GB1133182A (en) 1968-11-13
CH455189A (de) 1968-04-30

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee