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IPC Subgroup
G10K 11/18

Methods or devices for transmitting, conducting or directing sound

Introduced: January 1980

Last revised: January 2006

Full Title

Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general > Methods or devices for transmitting, conducting or directing sound

Classification Context

Section:
PHYSICS
Class:
MUSICAL INSTRUMENTS; ACOUSTICS
Subclass:
SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR

Scope Notes

Limiting references: Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators Devices for manipulating acoustic surface waves | Application references: Medical stethoscopes

4 direct subcodes

Child Classifications

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  • G10K 11/2 Reflecting arrangements
  • G10K 11/22 for conducting sound through hollow pipes, e.g. speaking tubes
  • G10K 11/24 for conducting sound through solid bodies, e.g. wires