Actuator apparatus, in particular for an aircraft flight control
US6588704B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 18, 2001 |
| Grant date | Jul 8, 2003 |
| Priority date | — |
| Expiry date | May 18, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB64C13/341
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
Actuator apparatus, in particular for an airplane flight control. The apparatus has at least two main drive systems and a differential which connects outlet shafts from the two systems to a control shaft connected to an element to be actuated and also including a mechanism for locking each outlet shaft of the drive systems when the system for driving it is no longer operating. The apparatus also includes at least one auxiliary drive motor and a clutch mechanism mounted on the outlet shaft of one of the main systems and suitable for automatically driving the outlet shaft using the auxiliary motor when the corresponding main drive system is not operating and for automatically locking the outlet shaft when the main drive system and the auxiliary motor are not operating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.