Pressure lock marine horn

Details Pressure lock marine horn Pressure lock marine horn

2011-07-19

2011-07-19

Smith, R. A. (Department: 2841)

Signals and indicators

Horns, whistles and compressional wave generators

C116S1420FP

Reexamination Certificate

active

07980193

ABSTRACT:
A marine horn has a horn path with a pressure lock chamber blocking water which has ingressed the horn outlet mouth from reaching the sound source along the horn path.

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