Ultralight-weight mirror and method of manufacturing it

Details Ultralight-weight mirror and method of manufacturing it Ultralight-weight mirror and method of manufacturing it

1987-12-29

1989-06-27

Arnold, Bruce Y.

Stock material or miscellaneous articles

Composite

Of bituminous or tarry residue

428105, 428117, 4289122, G02B 508, B32B 312

Patent

active

048423980

ABSTRACT:
The mirror comprises a cellular structure core having a stack of plies each constituted by fiber-containing polymerized resin fixed on at least one face thereof, with a reflecting surface being made on the stack, and with the fibers in each ply extending in one direction only. The invention enables ultralight-weight mirrors to be made having excellent mechanical properties.

REFERENCES:
patent: 4238265 (1980-12-01), Deminet
patent: 4272578 (1981-06-01), Schegerin
patent: 4464429 (1984-08-01), Michaud-Soret
patent: 4508425 (1985-04-01), Tanaka et al.

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