Patent · US Active

Hybrid tiltrotor drive system

US11358729B2 · kind B2 · utility

0Cited by

7References

20Claims

0Family size

Assignee

Bell Textron Inc. · US

Inventors

Colton Gilliland · Roanoke, US
Mark Alan Przybyla · Keller, US
Eric Stephen Olson · Fort Worth, US

Key dates

Filing date	Jan 28, 2021
Grant date	Jun 14, 2022
Priority date	—
Expiry date	Feb 19, 2041

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB64D27/026
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

An exemplary tiltrotor aircraft with a hybrid drive system includes a first propulsion system having a first engine and a first supplemental driver operably coupled to a first proprotor that is operable between a helicopter mode and an airplane mode and a second propulsion system having a second engine and a second supplemental driver operably coupled to a second proprotor that is operable between a helicopter mode and an airplane mode.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.