公开(公告)号：US20210403174A1

公开(公告)日：2021-12-30

申请号：US16912345

申请日：2020-06-25

Applicant: Bell Textron Inc.

Inventor： Grant Beall ,  Cody C. Anderson

IPC: B64D35/08 ,  B64D27/24

Abstract: A motor assembly is described and includes a housing; a plurality of motors disposed within the housing; and a drive shaft comprising a plurality of interconnected drive shaft segments, wherein each one of the drive shaft segments is driven by a different one of the motors connected to the drive shaft segment via an integrated overrunning clutch.

公开(公告)号：US20220120261A1

公开(公告)日：2022-04-21

申请号：US17075281

申请日：2020-10-20

Applicant: Bell Textron Inc.

Inventor： Grant Beall ,  Stephen Yibum Chung

IPC: F04B17/03 ,  B64C27/52

Abstract: A rotor system comprising a driveshaft; at least one motor for providing rotational energy for the driveshaft; an overrunning clutch connected to the motor and disposed around the driveshaft, wherein the overrunning clutch is rotated by the at least one motor; and a pump assembly associated with the at least one motor, the pump assembly comprising a large bore through which the driveshaft passes such that the pump assembly is arranged concentric to the driveshaft, the pump assembly further comprising a gerotor pump comprising inner and outer gerotor pump gears, wherein an inner bore of the gerotor pump engages and is driven by the overrunning clutch; and a cover disposed over the gerotor pump for providing a sump for the gerotor pump.

公开(公告)号：US11831220B2

公开(公告)日：2023-11-28

申请号：US16908286

申请日：2020-06-22

Applicant: Bell Textron Inc.

Inventor： Grant Beall

IPC: H02K7/116 ,  B64C29/00 ,  B64D27/24 ,  H02K5/10 ,  H02K5/15 ,  H02K7/108 ,  H02K11/33

CPC classification number: H02K7/116 ,  B64C29/0033 ,  B64D27/24 ,  H02K5/10 ,  H02K5/15 ,  H02K7/108 ,  H02K11/33

Abstract: A motor assembly is described and includes a housing having a forward endplate and a rear endplate; a plurality of motors disposed within the housing; and a drive shaft driven by the plurality of motors and having a first end extending through the forward endplate of the housing and a second end extending through the rear endplate of the housing, wherein the first end of the drive shaft is configured to engage with a gearbox.

公开(公告)号：US11781544B2

公开(公告)日：2023-10-10

申请号：US17075281

申请日：2020-10-20

Applicant: Bell Textron Inc.

Inventor： Grant Beall ,  Stephen Yibum Chung

IPC: F04C2/10 ,  F04C15/00

CPC classification number: F04C2/102 ,  F04C15/008 ,  F04C15/0073

Abstract: A rotor system comprising a driveshaft; at least one motor for providing rotational energy for the driveshaft; an overrunning clutch connected to the motor and disposed around the driveshaft, wherein the overrunning clutch is rotated by the at least one motor; and a pump assembly associated with the at least one motor, the pump assembly comprising a large bore through which the driveshaft passes such that the pump assembly is arranged concentric to the driveshaft, the pump assembly further comprising a gerotor pump comprising inner and outer gerotor pump gears, wherein an inner bore of the gerotor pump engages and is driven by the overrunning clutch; and a cover disposed over the gerotor pump for providing a sump for the gerotor pump.

公开(公告)号：US20210399607A1

公开(公告)日：2021-12-23

申请号：US16908286

申请日：2020-06-22

Applicant: Bell Textron Inc.

Inventor： Grant Beall

IPC: H02K7/116 ,  B64D27/24 ,  B64C29/00 ,  H02K5/10 ,  H02K5/15 ,  H02K7/108 ,  H02K11/33

Abstract: A motor assembly is described and includes a housing having a forward endplate and a rear endplate; a plurality of motors disposed within the housing; and a drive shaft driven by the plurality of motors and having a first end extending through the forward endplate of the housing and a second end extending through the rear endplate of the housing, wherein the first end of the drive shaft is configured to engage with a gearbox.