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DE53524C - Device for automatic folding of the music board on piano lids - Google Patents

Device for automatic folding of the music board on piano lids

Info

Publication number
DE53524C
DE53524C DENDAT53524D DE53524DA DE53524C DE 53524 C DE53524 C DE 53524C DE NDAT53524 D DENDAT53524 D DE NDAT53524D DE 53524D A DE53524D A DE 53524DA DE 53524 C DE53524 C DE 53524C
Authority
DE
Germany
Prior art keywords
board
automatic folding
music board
piano
lids
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
DENDAT53524D
Other languages
German (de)
Original Assignee
F. VON HAGEN in Berlin S.W., Planufer 29 I
Publication of DE53524C publication Critical patent/DE53524C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
    • G10C3/00—Details or accessories
    • G10C3/02—Cases

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Tables And Desks Characterized By Structural Shape (AREA)

Description

Hierzu 1 Blatt Zeichnungen.1 sheet of drawings.

Claims (1)

Patent-Anspruch:Patent claim: Eine Vorrichtung zum selbstthätigen Umlegen des Notenbrettes an Klavierdeckeln, dadurch gekennzeichnet, dafs die Bewegung des Brettes durch einen in den Deckel (D) eingesetzten, am unteren Rande vorstehenden Riegel (ka) vermittelt wird, indem derselbe, beim Schliefsen des Deckels gegen die Scharnierleiste (L) desselben anstofsend und nach innen gedrückt, entweder durch ein Gelenk (ms) oder durch Zahnstangen- und Zahnradübersetzung fcrh) ein Drehen des Notenbrettes (N) gegen den Deckel hin bewirkt, während beim Oeffnen des letzteren der Riegel das Offenklappen des Notenbrettes dadurch bewirkt, dafs er durch eine ihn beeinflussende Feder (f) wieder nach auswärts gedrückt wird.A device for automatically folding down the music board on piano lids, characterized in that the movement of the board is mediated by a bolt (ka) inserted into the lid (D) and protruding at the lower edge, in that the same, when the lid is closed, against the hinge strip ( L) it is pressed against it and pressed inwards, either by a joint (ms) or by a rack and pinion transmission fcrh) causes the note board (N) to turn towards the cover, while the latch causes the note board to be opened when the latter is opened that it is pressed outwards again by a spring (f) which influences it.
DENDAT53524D Device for automatic folding of the music board on piano lids Expired - Lifetime DE53524C (en)

Publications (1)

Publication Number Publication Date
DE53524C true DE53524C (en)

Family

ID=328176

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT53524D Expired - Lifetime DE53524C (en) Device for automatic folding of the music board on piano lids

Country Status (1)

Country Link
DE (1) DE53524C (en)

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