04001473 is referenced by 43 patents and cites 9 patents.

Attenuating structural honeycomb sandwich panels with a cellular core having a portion of the adjacent cell walls removed forming an enlarged cell area positioned between and bonded to two facing sheets. The sheet adjacent the enlarged cell area is imperforate. The other face sheet remote from the enlarged cell area is perforate. Each enlarged cell area communicates to the atmosphere through a single perforation in the perforated sheet.

Title
Sound attenuating structural honeycomb sandwich material
Application Number
5/659339
Publication Number
4001473
Application Date
February 19, 1976
Publication Date
January 4, 1977
Inventor
Billy G Cook
Chula Vista
CA, US
Agent
Frank D Gilliam
Patrick J Schlesinger
Assignee
Rohr
CA, US
IPC
B32B 3/12
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