Adjustable CTE graphite-epoxy bar

Details Adjustable CTE graphite-epoxy bar Adjustable CTE graphite-epoxy bar

1979-07-05

1981-08-11

Friedman, Carl D.

Static structures (e.g., buildings)

Controlled by condition responsive means

52573, 52741, 52648, 350253, 248DIG1, E04H 900

Patent

active

042826888

ABSTRACT:
A structural element and method of fabricating a structural element having a zero expansion in a given direction. A bar member having left and right hand sections of positive and negative coefficients of thermal expansion is tuned so that expansion of one section is exactly offset by contraction of the other section in a varying temperature environments.

REFERENCES:
patent: 3077958 (1963-02-01), Grimsey, Jr.
patent: 3201076 (1965-08-01), Deleuze
patent: 3528206 (1970-09-01), Baird
patent: 3675376 (1972-07-01), Belew
patent: 4074473 (1978-02-01), Nelson

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