Lock core panel

Details Lock core panel Lock core panel

1974-06-17

1976-06-01

Gonzales, John

Acoustics

Auditorium

112403, 428102, 428116, 428131, 428138, 428188, E04B 199

Patent

active

039602362

ABSTRACT:
A lock core panel wherein a face sheet, base sheet and core are integrally joined at each web line by fiber material prior to curing. The upper face sheet comprises layers which may be angularly oriented and selected fibers or strands removed, if desired, to provide desired porosity for noise suppression purposes.

REFERENCES:
patent: 3132099 (1964-05-01), Eilhauer
patent: 3481427 (1969-12-01), Dobbs et al.
patent: 3502171 (1970-03-01), Cowan
patent: 3544417 (1970-12-01), Corzine
patent: 3756346 (1973-09-01), Parker
patent: 3767499 (1973-10-01), Koss
patent: 3805720 (1974-04-01), Hunt

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