GB191399A - - Google Patents

Info

Publication number
GB191399A
GB191399A GB702/23A GB70223A GB191399A GB 191399 A GB191399 A GB 191399A GB 702/23 A GB702/23 A GB 702/23A GB 70223 A GB70223 A GB 70223A GB 191399 A GB191399 A GB 191399A
Authority
GB
United Kingdom
Prior art keywords
act
electromagnets
nunþs
solenoids
strings
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
GB702/23A
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
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 Individual filed Critical Individual
Publication of GB191399A publication Critical patent/GB191399A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10F—AUTOMATIC MUSICAL INSTRUMENTS
    • G10F3/00—Independent players for keyboard instruments

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Current-Collector Devices For Electrically Propelled Vehicles (AREA)
  • Linear Motors (AREA)

Abstract

191,399. NunÞs, F. Jan. 9, 1922, [Convention date]. Void [Published under Sect. 91 of the Act]. Drawings to Specification. Pianoforte actions.-In an electric apparatus for automatically playing pianos &c., in which the electromagnets act partly as solenoids, and in which if two electromagnets are used for each note they are coupled in series for continuous current and in parallel for alternating current, the apparatus may be arranged inside the instrument, or bolted over the keyboard, or in which case the strikers attached to the armatures act directly on the strings.
GB702/23A 1922-01-09 1923-01-09 Expired GB191399A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE191399T 1922-01-09

Publications (1)

Publication Number Publication Date
GB191399A true GB191399A (en) 1924-01-24

Family

ID=31892935

Family Applications (1)

Application Number Title Priority Date Filing Date
GB702/23A Expired GB191399A (en) 1922-01-09 1923-01-09

Country Status (1)

Country Link
GB (1) GB191399A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0020478A1 (en) * 1978-09-19 1981-01-07 Teledyne Ind Improvements in solenoid dashpot pedal actuator assemblies.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0020478A1 (en) * 1978-09-19 1981-01-07 Teledyne Ind Improvements in solenoid dashpot pedal actuator assemblies.
EP0020478A4 (en) * 1978-09-19 1981-08-27 Teledyne Ind Improvements in solenoid dashpot pedal actuator assemblies.

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