公开(公告)号：WO1997041030A1

公开(公告)日：1997-11-06

申请号：PCT/US1997006990

申请日：1997-04-25

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： UNITED TECHNOLOGIES CORPORATION ,  OUELLETTE, David, A.

IPC: B64C11/14

CPC classification number: B64C11/14

Abstract: The present invention provides an apparatus for minimizing the blade opening between the blade shank of propeller (14) and spinner (16) in order to improve the overall efficiency of an aircraft and propeller system. The present invention consists of a two-piece (34, 36) blade opening filler (32), the bulkhead insert (34) which attaches to the bulkhead (12), and the spinner insert (36) which may be attached to bulkhead insert after installation of the propeller blade (14). The blade opening filler (32) fills the blade opening between the spinner (16) and blade shank while facilitating maintenance of the system.

Abstract translation: 本发明提供了一种用于最小化螺旋桨（14）的叶片柄与旋转器（16）之间的叶片开口的装置，以便提高飞机和螺旋桨系统的整体效率。 本发明包括两件式（34,36）的叶片开口填料（32），附接到隔板（12）的隔板插入件（34）和可附接到隔板插入件的旋入式插入件（36） 在安装螺旋桨叶片（14）之后。 叶片开口填充物（32）在促进系统维护的同时填充旋转器（16）和叶片柄之间的叶片开口。

公开(公告)号：EP0892735A1

公开(公告)日：1999-01-27

申请号：EP97921387.0

申请日：1997-04-25

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： OUELLETTE, David, A.

IPC: B64C11

CPC classification number: B64C11/14

Abstract: The present invention provides an apparatus for minimizing the blade opening between the blade shank of propeller (14) and spinner (16) in order to improve the overall efficiency of an aircraft and propeller system. The present invention consists of a two-piece (34, 36) blade opening filler (32), the bulkhead insert (34) which attaches to the bulkhead (12), and the spinner insert (36) which may be attached to bulkhead insert after installation of the propeller blade (14). The blade opening filler (32) fills the blade opening between the spinner (16) and blade shank while facilitating maintenance of the system.

公开(公告)号：EP0892735B1

公开(公告)日：2002-12-11

申请号：EP97921387.3

申请日：1997-04-25

Applicant: UNITED TECHNOLOGIES CORPORATION

Inventor： OUELLETTE, David, A.

IPC: B64C11/14

CPC classification number: B64C11/14

Abstract: The present invention provides an apparatus for minimizing the blade opening between the blade shank of propeller (14) and spinner (16) in order to improve the overall efficiency of an aircraft and propeller system. The present invention consists of a two-piece (34, 36) blade opening filler (32), the bulkhead insert (34) which attaches to the bulkhead (12), and the spinner insert (36) which may be attached to bulkhead insert after installation of the propeller blade (14). The blade opening filler (32) fills the blade opening between the spinner (16) and blade shank while facilitating maintenance of the system.