Propeller provided with interchangeable blades and a method of mounting interchangeable blades on a propeller
US12179906B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 18, 2023 |
| Grant date | Dec 31, 2024 |
| Priority date | — |
| Expiry date | Apr 18, 2043 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB64C27/48
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A propeller provided with interchangeable blades, and to a method of mounting such interchangeable blades on the propeller. The propeller comprises a hub, fastening fittings, rotation guide devices for guiding the fastening fittings in rotation relative to the hub, locking parts, and blades. The fastening fittings are configured to be assembled into the hub from the inside of the hub, and the locking parts lock respective ones of the fastening fittings onto the hub. The blades are fastened to respective ones of the fastening fittings outside the hub and can thus easily be replaced with other blades without removing the propeller.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.