( 3 of 3 ) |
United States Patent | 6,883,182 |
Necci , et al. | April 26, 2005 |
The present invention relates to a device to rotate a previously unrotatable receiver used with helmets, preferably aircraft helmets.
Inventors: | Necci; Raymond M. (Lancaster, NY), Castro; Valentin A. (Williamsville, NY) |
Assignee: |
AVOX Systems, Inc.
(Lancaster,
NY)
|
Appl. No.: | 10/150,346 |
Filed: | May 17, 2002 |
Current U.S. Class: | 2/422 ; 2/424; 2/6.2 |
Current International Class: | A62B 18/00 (20060101); A62B 18/08 (20060101); A42B 001/24 () |
Field of Search: | 2/422,424,10,6.2 128/201.24,201.23,202.27 248/478,185.1,183.3 403/146,161,95,84,73,97,92,103 411/984,956,965,989 |
575266 | January 1897 | McCollum et al. |
3035573 | May 1962 | Morton, Jr. et al. |
3065747 | November 1962 | William |
3730474 | May 1973 | Bowers |
4136403 | January 1979 | Walther et al. |
4645224 | February 1987 | Poganski |
4689836 | September 1987 | Vitaloni |
5003632 | April 1991 | Claude |
5190390 | March 1993 | Ming-Tai |
5879100 | March 1999 | Winkler |
5987652 | November 1999 | Fowler |
6266850 | July 2001 | Williams et al. |
6301720 | October 2001 | Bataille et al. |
Scott Brochure; Pressure-Breathing Demand Oxygen Mask; Apr. 1999; 4 pages.. |