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
GB11493/25A
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.)
Individual
Original Assignee
Individual
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Publication date
Application filed by IndividualfiledCriticalIndividual
Publication of GB233360ApublicationCriticalpatent/GB233360A/en
G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
G11B17/02—Details
Abstract
233,360. Lott, C. March 21, 1923, [Convention date]. Indicating arrangements.- An electric motor is adjusted to run at a given speed, and a centrifugal brake governor 11, 18 is provided with a braking member 20, such as a friction wheel attached to a pointer 4, capable of being varied in position by a screw and spring adjustment 9, 10 so as to accord with a given mark 3. The speed is controlled by adjusting a resistance &c. when the pointer deviates from the mark. The motor may drive a gramophone.
GB11493/25A1923-03-211924-03-21A device for indicating the correct adjustment of speed of electromotors
ExpiredGB233360A
(en)