Seaplane with retractable twin floats

Details Seaplane with retractable twin floats Seaplane with retractable twin floats

2007-01-09

2007-01-09

Dinh, Tien (Department: 3644)

Aeronautics and astronautics

Landing gear

Water landing

Reexamination Certificate

active

11068401

ABSTRACT:
A twin float aircraft (1) which has a retractable float (4and5) for each side of a fuselage (3) providing buoyancy for the aircraft during take off and landing and reduced air resistance during flight with each of the floats (4and5) being articulated (12and13) to assist streamline alignment when retracted.

REFERENCES:
patent: 1639796 (1927-08-01), Congdon
patent: 2204457 (1940-06-01), Vogt
patent: 2207735 (1940-07-01), Herb
patent: 2285330 (1942-06-01), Dowden et al.
patent: 2320574 (1943-06-01), Dornier
patent: 2347841 (1944-05-01), Parker
patent: 2361293 (1944-10-01), Jeffries
patent: 3790109 (1974-02-01), Fischer
patent: 6042052 (2000-03-01), Smith
patent: 6290174 (2001-09-01), Gioia
patent: 949 988 (1956-09-01), None
patent: 154 122 (1950-12-01), None
patent: 2083439 (1997-07-01), None
patent: 1200531 (1991-05-01), None
patent: WO 95/05974 (1995-03-01), None

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