DE128111C - - Google Patents

Info

Publication number
DE128111C
DE128111C DENDAT128111D DE128111DA DE128111C DE 128111 C DE128111 C DE 128111C DE NDAT128111 D DENDAT128111 D DE NDAT128111D DE 128111D A DE128111D A DE 128111DA DE 128111 C DE128111 C DE 128111C
Authority
DE
Germany
Prior art keywords
bellows
air
hammer
piston
valves
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.)
Active
Application number
DENDAT128111D
Other languages
German (de)
English (en)
Publication of DE128111C publication Critical patent/DE128111C/de
Active 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
    • G10C3/16—Actions
    • G10C3/20—Actions involving the use of hydraulic, pneumatic or electromagnetic means
    • 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
    • G10C3/04—Frames; Bridges; Bars
    • 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
    • G10C3/16—Actions
    • G10C3/18—Hammers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electromagnetism (AREA)
  • Toys (AREA)
DENDAT128111D Active DE128111C (cg-RX-API-DMAC10.html)

Publications (1)

Publication Number Publication Date
DE128111C true DE128111C (cg-RX-API-DMAC10.html)

Family

ID=396659

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT128111D Active DE128111C (cg-RX-API-DMAC10.html)

Country Status (1)

Country Link
DE (1) DE128111C (cg-RX-API-DMAC10.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4152967A (en) * 1977-08-25 1979-05-08 Ellis Barron Pneumatic piano action

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4152967A (en) * 1977-08-25 1979-05-08 Ellis Barron Pneumatic piano action

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