Title:
パイロット用のマルチフェースヘッドセット
Document Type and Number:
Japanese Patent JP4093957
Kind Code:
B2
Abstract:
A multi-phase headset ( 50 ) for aircraft crew members is provided which includes an inflatable gas mask unit ( 54 ) and a visor unit ( 56 ), supported on the head of a user ( 60 ) by mounting assembly ( 52 ). The overall headset ( 50 ) also has a selectively and/or automatically operable motive and control assembly ( 60 ). Preferably; the mounting assembly ( 52 ) includes a pair of ear pieces ( 62, 64 ) and a strap assembly ( 66 ) to allow positioning of the headset ( 50 ) on the user's head, with the mask and visor units ( 54, 56 ) adjacent the crown of the user's head. In the event of an emergency, the mask unit ( 54 ) is lowered and the mask body ( 124 ) is inflated for delivery of breathable gas to the user ( 60 ). Also, the visor unit ( 56 ) may be lowered to a use position atop mask unit ( 54 ). The pneumatically or electrically operated motive and control assembly ( 60 ) serves to move the mask and visor units ( 54, 56 ) between their retracted and deployed position. In order to prevent ingress of smoke, physical seals or air curtain passageways ( 144, 286 ) may be provided along the upper and lower margins of the visor and mask units ( 56, 54 ).
Inventors:
McDonald Thomas K.
Hannah Gary Earl.
Frogly Kirsten
Hannah Gary Earl.
Frogly Kirsten
Application Number:
JP2003511585A
Publication Date:
June 04, 2008
Filing Date:
May 31, 2002
Export Citation:
Assignee:
BE INTELLECTUAL PROPERTY,INC.
International Classes:
A62B7/14; A42B3/22; A62B18/02; A62B18/08; B64D13/00
Foreign References:
| WO1999058197A1 | ||||
| US3910269 | ||||
| US5078130 | ||||
| US5901369 | ||||
| US20030002164 |
Attorney, Agent or Firm:
Nozomi Watanabe
Haruko Sanwa
Haruko Sanwa