公开(公告)号：US20190031327A1

公开(公告)日：2019-01-31

申请号：US15664809

申请日：2017-07-31

Applicant: Bell Helicopter Textron Inc.

Inventor： Paul Sherrill ,  Tim Ledbetter ,  Kelli Yates ,  Robert Self ,  Nathan Green ,  Russell Cole

IPC: B64C27/00 ,  B64C27/46 ,  B64C27/04

Abstract: The present invention includes a span-balance pocket in a surface of a rotor blade, the span-balance pocket including an inboard surface and an outboard surface; and one or more weights disposed in the span-balance pocket to span-balance the rotor blade; and at least one of one or more retention devices to retain the one or more weights against the outboard surface of the span-balance pocket or the span-balance pocket is machined or molded into a tip block of the rotor blade.

公开(公告)号：US10005242B2

公开(公告)日：2018-06-26

申请号：US15492274

申请日：2017-04-20

Applicant: Bell Helicopter Textron Inc.

Inventor： Ronald J. Measom ,  James R. Stamper ,  Robert Self ,  Paul Sherrill ,  Paul K. Oldroyd ,  Neil Edward Morrow ,  Russell Cole

IPC: B23P15/04 ,  B29C41/00 ,  B29C70/34 ,  B64C11/26 ,  B64C27/46 ,  B64C27/473 ,  B64F5/10 ,  B29C70/46 ,  B29C70/54 ,  B29L31/08 ,  B29K105/08 ,  B29K307/04 ,  B29K63/00

CPC classification number: B29C70/342 ,  B23P15/04 ,  B29C70/46 ,  B29C70/541 ,  B29K2063/00 ,  B29K2105/0881 ,  B29K2307/04 ,  B29L2031/082 ,  B64C27/473 ,  B64C2027/4736 ,  B64F5/10 ,  F01D5/282 ,  Y10T29/49337

Abstract: A method of constructing a cured composite assembly includes positioning a composite assembly within a bonding tool, wherein the composite assembly comprises an uncured composite spar and a skin and performing a curing cycle on the composite assembly to simultaneously cure the uncured composite spar and bond the skin to the cured composite spar.