- Patent Title: Anti-torque control using matrix of fixed blade pitch motor modules
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Application No.: US15458525Application Date: 2017-03-14
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Publication No.: US10703471B2Publication Date: 2020-07-07
- Inventor: Carlos Fenny , Thomas Dewey Parsons , Erik John Oltheten
- Applicant: Bell Helicopter Textron Inc.
- Applicant Address: US TX Fort Worth
- Assignee: BELL HELICOPTER TEXTRON INC.
- Current Assignee: BELL HELICOPTER TEXTRON INC.
- Current Assignee Address: US TX Fort Worth
- Agency: Chalker Flores, LLP
- Agent Edwin S. Flores; Daniel J. Chalker
- Main IPC: B64C27/82
- IPC: B64C27/82 ; B64C27/04 ; G05D1/08
Abstract:
The present invention includes an a plurality of first variable speed motors arranged in a first matrix pattern and mounted on a tail boom of the helicopter; one or more fixed pitch blades attached to each of the plurality of first variable speed motors; and wherein a speed of one or more of the plurality of first variable speed motors is varied to provide an anti-torque thrust.
Public/Granted literature
- US20170349274A1 ANTI-TORQUE CONTROL USING MATRIX OF FIXED BLADE PITCH MOTOR MODULES Public/Granted day:2017-12-07
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