公开(公告)号：US10385959B2

公开(公告)日：2019-08-20

申请号：US15702882

申请日：2017-09-13

Applicant: Bell Helicopter Textron Inc.

Inventor： Charles Hubert Speller, Jr. ,  Scott David Poster ,  Walter Riley

IPC: F16H57/04 ,  F16H57/027 ,  F16H1/28 ,  B64C27/14 ,  F16H57/08 ,  B64D35/00 ,  F16H57/02

Abstract: A ring gear includes a ring having one or more sets of inwardly facing teeth, a circumferential flange extending outward from the ring, and the flange is mounted between a first housing and a second housing. In addition, the flange protrudes into an ambient air outside the first housing and second housing.

公开(公告)号：US11300199B2

公开(公告)日：2022-04-12

申请号：US15709904

申请日：2017-09-20

Applicant: Bell Helicopter Textron Inc.

Inventor： Scott David Poster ,  Walter Riley ,  Gary Cope ,  Charles Hubert Speller, Jr.

IPC: F16H57/04 ,  B64C27/12 ,  B64D33/00 ,  F16H57/02

Abstract: A non-pressurized accessory gearbox for an aircraft includes: a housing, one or more gears disposed within the housing, an input rotating member to receive input from a main rotor gearbox via a shaft connected to the one or more gears, and one or more output rotating members in communication with the one or more gears. The gearbox is configured to utilize splash lubrication for moving a lubrication fluid within the housing.

公开(公告)号：US11181187B2

公开(公告)日：2021-11-23

申请号：US15967843

申请日：2018-05-01

Applicant: Bell Helicopter Textron Inc.

Inventor： Scott David Poster ,  Charles Hubert Speller, Jr.

IPC: F16H57/08 ,  C21D9/32 ,  F16H1/28 ,  B64C27/12 ,  C23C8/20 ,  C23C8/24

Abstract: A planetary gear system includes a planetary gear carrier having three or more posts extending from the planetary gear carrier, each post having a hardened exterior surface, and a planet pinion gear in contact with the hardened exterior surface of each post.