US PATENT SUBCLASS 84 / 241-- .~.~.~.~.~ Jack serving as retractor

US PATENT SUBCLASS 84 / 241
.~.~.~.~.~ Jack serving as retractor

Current as of: June, 1999
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84 /	HD	MUSIC

1	DF	INSTRUMENTS {9}
173	DF	.~ Stringed {10}
174	DF	.~.~ Pianos {19}
236	DF	.~.~.~ Hammers actions {3}
240	DF	.~.~.~.~ Upright {2}
241		.~.~.~.~.~ Jack serving as retractor

DEFINITION

Classification: 84/241

The jack positively retracts the hammer, so that a bridle is not needed.