Hearing protection earplug, use of such an earplug and...

Details Hearing protection earplug, use of such an earplug and... Hearing protection earplug, use of such an earplug and...

2007-03-06

2007-03-06

Donovan, Lincoln (Department: 2837)

Acoustics

Anatomic or prosthetic relation

Ear and mouth

C128S864000, C381S328000

Reexamination Certificate

active

10925137

ABSTRACT:
The invention relates to a hearing protection earplug, comprising a shell for being worn at least in part in the ear canal of a user and a faceplate (12) at the outer end of the shell or within a cavity of the shell having an outer opening, wherein the faceplate is provided with adapter means (22) for acoustically connecting, in a detachable manner, a measuring hole (14) extending into the interior of the shell with an external measuring tube (26). The adapter means (22) are adapted to detachably connect to a removable multi-function plug (28, 40) comprising means (30) for closing the measurement hole (14). The invention also relates to a use of such an earplug, a method for manufacturing such an earplug and to a multi-function plug to be used with such an earplug.

REFERENCES:
patent: 4353364 (1982-10-01), Woods
patent: 4807612 (1989-02-01), Carlson
patent: 5074375 (1991-12-01), Grozil
patent: 5763503 (1998-06-01), Cowperthwaite et al.
patent: 6082485 (2000-07-01), Smith
patent: 6339648 (2002-01-01), McIntosh et al.
patent: 6533062 (2003-03-01), Widmer et al.
patent: 6687377 (2004-02-01), Voix et al.
patent: 2002/0179365 (2002-12-01), Meussen et al.
patent: 2003/0051939 (2003-03-01), Werblud
patent: 2003/0112990 (2003-06-01), McIntosh et al.
patent: 2003/0133583 (2003-07-01), Widmer et al.
patent: 2004/0257233 (2004-12-01), Proebsting
patent: G 93 13 061.9 (1994-01-01), None
patent: 2 849 771 (2004-07-01), None
patent: 2 373 951 (2002-10-01), None

Affiliated with

Also associated with

Rating

Hearing protection earplug, use of such an earplug and... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Hearing protection earplug, use of such an earplug and..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hearing protection earplug, use of such an earplug and... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3754642