Electricity: motive power systems – Automatic and/or with time-delay means – Radiant energy
Patent
1989-10-02
1991-02-19
Ro, Bentsu
Electricity: motive power systems
Automatic and/or with time-delay means
Radiant energy
70DIG51, 2441295, 292DIG25, 340542, 340555, 340565, B64C 1902, G05B 2402
Patent
active
049947222
ABSTRACT:
A system for automatically locking a lavatory door on an aircraft from a remote location comprises means for activating the system, means for sensing the presence of a person in the lavatory, means for locking the lavatory when it is unoccupied and means for selectively overriding the system to allow entry by authorized personnel.
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Bae Kwan-Ho
Broman David C.
Dolan David C.
Grimes Jimmie L.
Donahue B. A.
Harasek E. F.
Ro Bentsu
The Boeing Company
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