GB557551A - Improvements in or relating to stroboscopes - Google Patents

Improvements in or relating to stroboscopes

Info

Publication number
GB557551A
GB557551A GB548142A GB548142A GB557551A GB 557551 A GB557551 A GB 557551A GB 548142 A GB548142 A GB 548142A GB 548142 A GB548142 A GB 548142A GB 557551 A GB557551 A GB 557551A
Authority
GB
United Kingdom
Prior art keywords
motor
speed
transformer
distributer
circuit
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
GB548142A
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.)
Self Priming Pump & Eng Co Ltd
Original Assignee
Self Priming Pump & Eng Co Ltd
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
Priority to BE463485D priority Critical patent/BE463485A/xx
Application filed by Self Priming Pump & Eng Co Ltd filed Critical Self Priming Pump & Eng Co Ltd
Priority to GB548142A priority patent/GB557551A/en
Publication of GB557551A publication Critical patent/GB557551A/en
Expired 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
    • G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
    • G01P3/40—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light using stroboscopic means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
GB548142A 1942-04-23 1942-04-23 Improvements in or relating to stroboscopes Expired GB557551A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BE463485D BE463485A (pm) 1942-04-23
GB548142A GB557551A (en) 1942-04-23 1942-04-23 Improvements in or relating to stroboscopes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB548142A GB557551A (en) 1942-04-23 1942-04-23 Improvements in or relating to stroboscopes

Publications (1)

Publication Number Publication Date
GB557551A true GB557551A (en) 1943-11-25

Family

ID=9797009

Family Applications (1)

Application Number Title Priority Date Filing Date
GB548142A Expired GB557551A (en) 1942-04-23 1942-04-23 Improvements in or relating to stroboscopes

Country Status (2)

Country Link
BE (1) BE463485A (pm)
GB (1) GB557551A (pm)

Also Published As

Publication number Publication date
BE463485A (pm)

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