GB191307415A - Improvements in Pneumatic Piano Playing Mechanisms. - Google Patents

Improvements in Pneumatic Piano Playing Mechanisms.

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Publication number
GB191307415A
GB191307415A GB191307415DA GB191307415A GB 191307415 A GB191307415 A GB 191307415A GB 191307415D A GB191307415D A GB 191307415DA GB 191307415 A GB191307415 A GB 191307415A
Authority
GB
United Kingdom
Prior art keywords
frame
tracker
winding
motor
roll
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
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.)
RIALTO PLAYER PIANO Co LT
Original Assignee
RIALTO PLAYER PIANO Co LT
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 RIALTO PLAYER PIANO Co LT filed Critical RIALTO PLAYER PIANO Co LT
Application granted granted Critical
Publication of GB191307415A publication Critical patent/GB191307415A/en
Expired legal-status Critical Current

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Abstract

7415. "Rialto " Player Piano Co., and Schlottki, P. March 28. Player-pianos; winding-mechanism.-Relates to a playing-attachment for pianos of the kind described in Specification 17,644/11, in which the action-chest and tracker-frame are mounted as a single retractible unit under the keyboard. According to the present invention, the winding- motor b is mounted on one end of the actionchest a. The box m containing the tempo and re-roll valves l, i, which are operated by levers k, h, may be mounted on the front of the action-chest at the other end and is connected to the motor b by a wind-trunk n. The frame for the winding and rewinding mechanism is made in one piece, and is fixed at the side of the tracker-bar. This frame comprises a square member o with a bracket o<1> projecting upwards through a slot in an extension of the tracker-bar, for the clutch spindle of the musicspool, and a downwardly-projecting bracket o<2> for the take-up roll f. The take-up roll f is driven by a spindle e journaled on the frame o, and connected to the crank-shaft c of the motor by a chain and sprocket d.
GB191307415D 1913-03-28 1913-03-28 Improvements in Pneumatic Piano Playing Mechanisms. Expired GB191307415A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191307415T 1913-03-28

Publications (1)

Publication Number Publication Date
GB191307415A true GB191307415A (en) 1913-08-28

Family

ID=32644063

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191307415D Expired GB191307415A (en) 1913-03-28 1913-03-28 Improvements in Pneumatic Piano Playing Mechanisms.

Country Status (1)

Country Link
GB (1) GB191307415A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2631476A (en) * 1949-07-28 1953-03-17 Ravigneaux Pol Epicyclic change-speed gear

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2631476A (en) * 1949-07-28 1953-03-17 Ravigneaux Pol Epicyclic change-speed gear

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