Patent ID: 9567061
Date: 2017-02-14
CPC Classifications: B64C

Claim:
1. A window funnel assembly for an aircraft, comprising: a window funnel having a funnel shape with an axis extending in a funnel direction; and a foam ring stack fastened to a radially outer side of the window funnel by an adhesive layer, the foam ring stack including a stack of a first foam ring and a second foam ring arranged on the first foam ring, wherein the radially outer side of the window funnel has a first part extending axially along the funnel direction and a second part connected to the first part and projecting in a form of a collar radially away from the funnel direction, the collar extending completely around an outer periphery of the first part, wherein the first foam ring lies on the first part and the second part of the radially outer side of the window funnel, and wherein the second foam ring lies on the first part and the first foam ring.