Patent · US Active

Motor with spring-mounted movable motor part and personal care device comprising such a motor

US11859687B2 · kind B2 · utility

0Cited by

2References

22Claims

0Family size

Assignee

The Braun Corporation · DE

Inventors

Frank Ziegler · Karben, DE
Thomas Meinke · Kelkheim, DE
Thomas Brum · Oberursel, DE
Kenji Ohi · Matsudo, JP
Takeshi Hotta · Higashimatsuyama, JP

Key dates

Filing date	May 1, 2020
Grant date	Jan 2, 2024
Priority date	—
Expiry date	Jul 30, 2042

Classification

Technology area (CPC H)Electricity
CPC primaryH02K7/145
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A motor and a personal-care device having the motor. The motor has a motor carrier made at least partially from a sheet metal material, a movable motor part, and a spring element that couples the movable motor part with the motor carrier. The sheet metal material comprises at least one coupling area where the sheet metal material is folded so that its two layers are facing each other while each of the two layers comprises a slot, the slots being aligned with one another. A connection extension of the spring element extends through the aligned slots.

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