GB104506A - Improvements in Electric Speed Indicators. - Google Patents

Improvements in Electric Speed Indicators.

Info

Publication number
GB104506A
GB104506A GB2219/17A GB221917A GB104506A GB 104506 A GB104506 A GB 104506A GB 2219/17 A GB2219/17 A GB 2219/17A GB 221917 A GB221917 A GB 221917A GB 104506 A GB104506 A GB 104506A
Authority
GB
United Kingdom
Prior art keywords
speed
ammeter
condenser
circuit
current
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 - Lifetime
Application number
GB2219/17A
Other languages
English (en)
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 of GB104506A publication Critical patent/GB104506A/en
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/46—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring amplitude of generated current or voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Electric Motors In General (AREA)
  • Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
GB2219/17A 1916-02-26 1917-02-14 Improvements in Electric Speed Indicators. Expired - Lifetime GB104506A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE300996X 1916-02-26

Publications (1)

Publication Number Publication Date
GB104506A true GB104506A (en)

Family

ID=6097283

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2219/17A Expired - Lifetime GB104506A (en) 1916-02-26 1917-02-14 Improvements in Electric Speed Indicators.

Country Status (4)

Country Link
AT (1) AT77237B (enrdf_load_stackoverflow)
DE (1) DE300996C (enrdf_load_stackoverflow)
FR (1) FR514319A (enrdf_load_stackoverflow)
GB (1) GB104506A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE755557C (de) * 1939-02-01 1954-02-01 Daimler Benz Ag Vorrichtung zur Messung von Drehzahlen und Drehzahlschwankungen mit einem lichtelektrischen Geraet
BE631445A (enrdf_load_stackoverflow) * 1962-05-16
DE3242109A1 (de) * 1982-11-13 1984-05-17 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur erfassung der drehzahl eines rotierenden teils

Also Published As

Publication number Publication date
AT77237B (de) 1919-07-25
DE300996C (enrdf_load_stackoverflow)
FR514319A (fr) 1921-03-08

Similar Documents

Publication Publication Date Title
Miller Methods for testing permanent magnet polyphase AC motors
GB1283167A (en) Variable value indicator devices
CN109474219B (zh) 一种基于分频耦合的电机参数辨识方法
GB104506A (en) Improvements in Electric Speed Indicators.
US1522196A (en) Current indicator
GB917263A (enrdf_load_stackoverflow)
US2270877A (en) Inductor alternating current generator
JPS55122465A (en) Permanent-magnet generator for engine
SU712769A1 (ru) Устройство дл измерени тока ротора бесщеточной синхронной машины
SU1624347A1 (ru) Устройство дл измерени и регистрации угла сдвига фаз между током и электродвижущей силой синхронной машины
GB191201079A (en) Improvements in and relating to Electric Current or Energy Measuring Instruments.
SU47090A1 (ru) Электрический тахометр
SU674156A1 (ru) Устройство дл перемагничивани сердечника статора электрической машины
GB433360A (en) Improvements in and relating to circuit arrangements for electrical tele-metering, tele-recording and like purposes
SU1099060A1 (ru) Датчик ориентации
SE316643B (enrdf_load_stackoverflow)
GB212263A (en) Small single phase motor with short circuited armature
GB212619A (en) Improvements in and relating to dynamo-electric machines
Owens A New Curve Tracing Instrument
GB191109819A (en) Improvements relating to Electrical Measuring Instruments of the Induction Type.
Franklin et al. The elements of alternating currents
GB283638A (en) Improvements in and relating to means for indicating the speed of alternating current motors
GB1481263A (en) Apparatus for measuring current flow
GB794719A (en) Improvements in or relating to electric rotor testing
GB248473A (en) Improvements in electric measuring instruments and relays