Enlarged earcup with adjustable earseal and improved noise atten

Details Enlarged earcup with adjustable earseal and improved noise atten Enlarged earcup with adjustable earseal and improved noise atten

1999-06-04

2000-12-05

Neas, Michael A.

Apparel

Guard or protector

For wearer's head

2209, 2 61, 181129, 381371, 381376, A42B 316

Patent

active

061548901

ABSTRACT:
An enlarged earcup which occupies substantially all of the helmet eardome and provides greater attenuation of ambient noise, especially low frequencies. The speaker and earseal are mounted onto an adjustable assembly. The assembly is slideably mounted onto a flange which extends inwardly from the earcup's rim. The assembly includes a pair of parallel annular plates which sandwich the flange therebetween.

REFERENCES:
patent: 3456263 (1969-07-01), Aileo
patent: 3875592 (1975-04-01), Aileo
patent: 4057856 (1977-11-01), Aho
patent: 4572323 (1986-02-01), Randall
patent: 4674134 (1987-06-01), Lundin
patent: 4700410 (1987-10-01), Westgate
patent: 4905322 (1990-03-01), Aileo et al.
patent: 5020163 (1991-06-01), Aileo et al.
patent: 5148887 (1992-09-01), Murphy
patent: 5500958 (1996-03-01), Falco
patent: 5581627 (1996-12-01), Bowser et al.

Affiliated with

Also associated with

Rating

Enlarged earcup with adjustable earseal and improved noise atten does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Enlarged earcup with adjustable earseal and improved noise atten, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Enlarged earcup with adjustable earseal and improved noise atten will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-948884