Foldable step for a vehicle, and a vehicle provided with such a step unit
US8196865B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Sep 24, 2008 |
| Grant date | Jun 12, 2012 |
| Priority date | — |
| Expiry date | Jun 28, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB64C1/24
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a foldable step unit (10) for a rotorcraft, the step unit being provided with a bottom step (16) and a stationary support (11) that is secured to the structure of the rotorcraft (2). The step unit (10) comprises a left side beam (14) and a right beam (15) hinged on said stationary support (11), said bottom step (16) being arranged on a left free end (14′) and a right free end (15′) respectively of the left and right side beams (14, 15) via a pivot pin (16′), drive means (18) for said step unit (10) and connected via at least one control means (21, 22) to at least one side beam (14, 15) enable said step unit (10) to be retracted into and extended from a housing (2) formed in the rotorcraft (1).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.