Method and apparatus for precision installation of piano hammers

Details Method and apparatus for precision installation of piano hammers Method and apparatus for precision installation of piano hammers

1986-04-21

1988-12-27

Schmidt, Frederick R.

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

81419, 81426, 81352, B23P 1904

Patent

active

047930462

ABSTRACT:
Method and apparatus for piano head setting device wherein a glue remover is provided to remove glue collars from interconnected hammer shanks and hammer heads, a knuckle remover is provided to lift the shank knuckles from their mortises in the hammer shanks, and a piano hammer head setter is used to set the orignal shape of a hammer to be repaired and to assemble a repaired or replacement hammer to the set shape so that the hammer head of the replacement hammer will strike the piano wire in the same manner as the original.

REFERENCES:
patent: 1038745 (1912-09-01), Gregg
patent: 2700910 (1955-02-01), Van Niel
patent: 3055244 (1962-09-01), Snook
patent: 3689977 (1972-09-01), Crabbe

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