{
  "$type": "site.standard.document",
  "description": "An apparatus is provided for an aircraft propulsion system (20). This apparatus includes an acoustic panel (72) and a mount (84). The acoustic panel (72) includes a perforated face skin (88), a back skin (89), a perforated intermediate layer (90), a first cellular core and a second cellular core…",
  "path": "/patents/1398694",
  "publishedAt": "2025-07-09T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B32B3/02",
    "ROHR INC [US]"
  ],
  "textContent": "An apparatus is provided for an aircraft propulsion system (20). This apparatus includes an acoustic panel (72) and a mount (84). The acoustic panel (72) includes a perforated face skin (88), a back skin (89), a perforated intermediate layer (90), a first cellular core and a second cellular core. The first cellular core includes a first section (27A) and a second section (27A). The first section (27A) is between and is connected to the perforated face skin (88) and the perforated intermediate layer (90). The second section (27A) is between and is connected to the perforated face skin (88) and the back skin (89). The second cellular core is between and is connected to the perforated intermediate layer (90) and the back skin. The mount is attached to the back skin along the second section.",
  "title": "MULTI-CORE ACOUSTIC PANEL FOR AN AIRCRAFT PROPULSION SYSTEM"
}