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US 4,065,648 AGranted
Microphone screen
AssigneeThe Astatic Corporation
InventorsHenry J. Cvetko, Donald W. Peterson
Life of this patent
Estimating the term…
Abstract
An improved microphone structure having a ball screen enclosing the transducer. The microphone body or handle has an annular shoulder at its upper end to provide an upstanding externally threaded projection. The lower part of the ball screen has an opening to receive the upstanding handle projection, the peripheral portion of the screen at the opening being turned inwardly and adapted to be secured to an internally threaded base ring. The base ring is threaded on the handle projection to secure the ball screen in place.
Claims10
A microphone assembly, comprising:
- a microphone body, having an externally threaded projection at an end thereof, said projection being of a smaller peripheral size than an adjoining portion of said body to provide a shoulder thereat,
- a screen having a portion surrounding said projection,
- a base ring having internal screw threads engaging the threads on said projection, and adapted to be threaded to functional position adjacent to said shoulder,
- said screen having an opening, the defining peripheral portion of which is secured to said base ring.
1 more element
Dependencies are inferred from the claim text.