Phonograph tone arm with counterweight and method of use

Details Phonograph tone arm with counterweight and method of use Phonograph tone arm with counterweight and method of use

1980-05-07

1982-05-25

Haroian, Harry N.

Dynamic information storage or retrieval

Dynamic mechanism subsystem

Specified detail of transducer assembly support structure

G11B 1310

Patent

active

043320244

ABSTRACT:
An improved tone arm with counterweight assembly for use in a phonograph record player, the tone arm comprising at the rearward end a first counterweight sleeve element and a second counterweight, the first sleeve element having markings thereon to indicate the stylus force and adapted to be slidable on the arm and then to be secured in place, and the second counterweight adapted to be slidable over the sleeve element and in cooperation with the markings to be positioned, to provide the desired weight of stylus force to the stylus on the tone arm.

REFERENCES:
patent: 1883100 (1932-10-01), Terrell
patent: 3051494 (1962-08-01), Walton
patent: 3093379 (1963-06-01), Fabel et al.
patent: 3167317 (1965-01-01), Wilson
patent: 3261609 (1966-07-01), Geiger
patent: 3502339 (1970-03-01), Tatter et al.

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