Patent · US Active

Electromechanical actuator and shading device comprising such an electromechanical actuator

US12371944B2 · kind B2 · utility

0Cited by

20References

20Claims

0Family size

Assignee

SOMFY ACTIVITES SA · FR

Inventors

Diane Marchal · Cluses, FR
Adrien Brondex · Cluses, FR
Margaux Foissard · Cluses, FR
Remi Sourain · Cluses, FR

Key dates

Filing date	Aug 13, 2024
Grant date	Jul 29, 2025
Priority date	—
Expiry date	Aug 13, 2044

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE06B2009/725
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

An electromechanical actuator comprises a casing, an electric motor, a gearbox, a spring-applied brake (25), and a centring shaft (71). The brake (25) comprises a coil spring (48), a drum (49), an input member (50) and an output member (51). The output member (51) comprises a first bore (73). The shaft (71) is mounted inside the first bore (73) of the output member (51) and a bore of a sun gear (40) of a reduction stage (38) of the gearbox. The drum (49) comprises a shoulder (90). Furthermore, a planet carrier (66) of the reduction stage (38) is configured to bear against the shoulder (90) of the drum (49).

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