Yamaha G10C Manuel d'utilisateur

(19) Europaisches Patentamt European Patent Office Office europeen des brevets (12) peen des brevets EP 0 585 798 B1 EUROPEAN PAT

17 EP 0 585 798 B1 18 gebracht wird, wenn die HammernuB die zweite Zwischenposition erreicht, e-2) Antriebsstangenmittel (2w/2x/2y;

19 EP 0 585 798 B1 20 amenee en contact avec I'attrape quand I'accouplement atteint sa troisieme posi- tion terminale,

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EP 0 585 798 B1 3d 2M 3 / A 2 2n 2o 2y 2w ,2z 7 2m 2b 2c Fig-2 13

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EP 0 585 798 B1 2i 2k 2s 2t / 12 2u /2v 2r 2P 2q Fig-7 18

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1 EP 0 585 798 B1 2 Description FIELD OF THE INVENTION This invention relates to an upright piano and, more particularly, to

IP 0 585 798 B1

3 EP 0 585 798 B1 4 not return slightly after the jack is released from the butt. SUMMARY OF THE INVENTION It is therefo

5 EP 0 585 798 B1 6 to balance pins, and a capstan button 1 d projecting from a rear end portion of each key 1a. Notes ar

7 EP 0 585 798 B1 8 assembly 3 after the escape of the jack 2d when the key 1a is depressed slowly, as will be describ

9 EP 0 585 798 B1 10 In order to prevent the string 4 from double-strike, it is important to regulate the gap G to an app

11 EP 0 585 798 B1 12 Moreover, the key action mechanism 2 is easily reg- ulated, especially, in the adjusting the regulating

13 EP 0 585 798 B1 14 ous to those skilled in the art that various changes and modifications may be made without departin

15 EP 0 585 798 B1 16 said repetition lever, thereby regulating said gap be- tween the leading end of said repetition lever