Solar sail

Aeronautics and astronautics – Spacecraft – With fuel system details

Patent

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Details

244158R, 244173, B64G 140, B64G 142

Patent

active

046143190

ABSTRACT:
A solar sail propulsion system comprising a solar sail for intercepting light pressure; a tension truss having two ends attached to one end of the solar sail; and a payload attached to the other end of the tension truss. The solar sail is a thin metal film. The tension truss comprises a plurality of attachment sections for attaching shroud lines to the top of the tension truss. The shroud lines are attached to the attachment section at one of their ends and to the payload at the other. A plurality of reels are attached to the shroud lines. The sail is a disc attached to a truss built of tension structures with catenary-edged panels installed in apertures in the disk structures. The sail is made of several layers of different materials.

REFERENCES:
patent: 3116035 (1963-12-01), Cutler
patent: 3144219 (1964-08-01), Schnitzler
patent: 3339863 (1967-09-01), Webb
patent: 4030102 (1977-06-01), Kaplan et al.
Garwin, Jet Propulsion, vol. 28, pp. 188-190.
Cotter, Sandia Research Colloquium, SCR-78, 4-1959.
Clarke, "The Wind from the Sun," 1973.
Villers, Masters Thesis, Jan. 1960.
Lippman, NASA-CR-1969, 1972.
MacNeal, NASA-CR-1329, 1969.
Drexler, "Solar Sailing", Space Colonies, Penguin Book, 1977.
Ratz et al, "Structural and Assembly Concepts for Large Erectable Space Sys.", vol. 36, Part 1, Industrialization of Space, 1978, pp. 101-113.
Muller, "In Orbit Manufacture of Solar Reflector Satellites", vol. 36, Part I, Industrialization of Space, 1978, pp. 415-428.

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