Acoustic insulator

Details Acoustic insulator Acoustic insulator

H - Electricity

04

R

349/81

H04R 1/08 (2006.01) H04M 1/03 (2006.01) H04M 1/19 (2006.01) H04M 1/20 (2006.01)

Patent

CA 2034087

CE00265R ACOUSTIC INSULATOR Abstract of the Invention An apparatus to isolate a microphone from the speaker audio of a telephone handset, preventing feedback howl. The acoustic insulator consists of a single piece of pliable material that has a smaller diameter element (104) that extends through the handset housing. A hollow passage (102) extends the length of the insulator. The microphone (101) is inserted into the insulator in the larger diameter element (103). The insulator is held in the housing by overlapping ridges (105) encircling the outside of the larger element (103).

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