公开(公告)号：US20140321999A1

公开(公告)日：2014-10-30

申请号：US14261653

申请日：2014-04-25

Applicant: SNECMA

Inventor： Virginie Guilbert ,  Romain Plante ,  Florent Rognin

IPC: F04D29/40

CPC classification number: F04D29/40 ,  B64D2033/0206 ,  F02C7/045 ,  F05D2230/64 ,  F05D2260/30 ,  F05D2260/31 ,  Y02T50/672

Abstract: The invention relates to a turbine engine casing comprising a substantially cylindrical wall (12) and a single-piece annular panel (18) for acoustic insulation mounted radially inside the wall (12), the panel (18) including a radially outer annular surface (36) fitted with upstream and downstream first projecting members (70) respectively arranged in the upstream and downstream portions of the radially outer annular surface (36) of the panel (18), the wall (12) including a radially inner annular surface fitted with upstream and downstream second projecting members (80) that are releasably fastened respectively to the upstream and downstream first projecting members (70).

Abstract translation: 本发明涉及一种涡轮发动机壳体，其包括基本上圆柱形的壁（12）和用于声学绝缘的单片式环形板（18），其安装在径向位于壁（12）的内部，所述面板（18）包括径向外部环形表面 36）配备有分别布置在面板（18）的径向外环形表面（36）的上游和下游部分中的上游和下游第一突出构件（70），壁（12）包括径向内部环形表面， 上游和下游第二突出构件（80），其分别可释放地固定到上游和下游第一突出构件（70）。

公开(公告)号：US09611863B2

公开(公告)日：2017-04-04

申请号：US14261653

申请日：2014-04-25

Applicant: SNECMA

Inventor： Virginie Guilbert ,  Romain Plante ,  Florent Rognin

IPC: F01D5/00 ,  F04D29/40 ,  F02C7/045 ,  B64D33/02

CPC classification number: F04D29/40 ,  B64D2033/0206 ,  F02C7/045 ,  F05D2230/64 ,  F05D2260/30 ,  F05D2260/31 ,  Y02T50/672

Abstract: A turbine engine casing, including a substantially cylindrical wall and a single-piece annular panel for acoustic insulation mounted radially inside the wall, is provided. The panel includes a radially outer annular surface fitted with upstream and downstream first projecting members respectively arranged in the upstream and downstream portions of the radially outer annular surface of the panel. The wall includes a radially inner annular surface fitted with upstream and downstream second projecting members that are releasably fastened respectively to the upstream and downstream first projecting members.