Composite tuning fork and method of making same

Details Composite tuning fork and method of making same Composite tuning fork and method of making same

1971-12-29

1976-02-10

Miller, Jr., George H.

Music

Accessories

Tuning devices

310 25, 58 23TF, G10G 702

Patent

active

039371174

ABSTRACT:
There is disclosed a light modulating structure including an open-ended housing within which an electromagnetically driven tuning fork structure is supported. The tuning fork is of composite construction including two L-shaped cross section elements and is manufactured by a method which involves shaping the tines portions of the elements to a desired thickness in a single machining operation before the elements are separated and joined together symmetrically at the toe of the L to form a composite tuning fork.

REFERENCES:
patent: 373118 (1887-11-01), Wood
patent: 2152955 (1939-04-01), Coyne
patent: 2957062 (1960-10-01), Bopp
patent: 3418417 (1968-12-01), Rhodes

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