Aeronautics and astronautics – Aircraft structure – Passenger or cargo loading or discharging
Patent
1987-03-23
1988-02-23
Barefoot, Galen
Aeronautics and astronautics
Aircraft structure
Passenger or cargo loading or discharging
2441295, 2441186, 244905, 440 27, 440 98, B64C 124
Patent
active
047265507
ABSTRACT:
An airplane with an enlarged safety door in the lower middle part of the fuselage which can be opened during mid-flight emergencies so as to let emergency exit stairs be hydraulically lowered down therefrom. The stairs have a hydraulically operated slideway on the lower end thereof. Chair assemblies which are slidable on rails and which are normally retained by a flip-up board. The chair assemblies can be moved either manually or by means of a motor driven draw cord. A user propelled water safety device comprising an inflatable chest support, two handlebars two inflatable paddlewheels and two floatation devices. A bouyant, collapsible carry-all which can be used to carry survival and safety items upon exit of the plane and which has holes in the bottom thereof for easy draining. An air-flow system comprising an air exhaust shield, a plurality of fans, air vents distributed at even intervals along the ceiling of the plane. An air supply system comprising pipes that run between the walls of the airplane to a plurality of outlets on the end sections of the pipe.
REFERENCES:
patent: 1777749 (1930-10-01), Equiluz
patent: 1798137 (1931-03-01), Beck
patent: 2390230 (1945-12-01), Trusty
patent: 2547811 (1951-04-01), Burnelli
patent: 3580213 (1971-05-01), Yven
patent: 3601391 (1971-08-01), Hertel
patent: 4097008 (1978-06-01), Pender
patent: 4552325 (1985-11-01), Bruensicke
Chen Bao C.
Chen Shih C.
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