Patent · US Active

Propeller blades

US11215058B2 · kind B2 · utility

0Cited by

4References

15Claims

0Family size

Assignee

RATIER-FIGEAC SAS · FR

Inventors

Kevin Le-Meur · Villefranche-de-Rouergue, FR
Patrice Brion · Villefranche-de-Rouergue, FR

Key dates

Filing date	Nov 22, 2019
Grant date	Jan 4, 2022
Priority date	—
Expiry date	Mar 23, 2040

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P70/50
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A propeller blade comprises a composite blade spar and at least one cover shell section adhesively bonded to the blade spar by a thermoplastic adhesive.

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