Valeo Equipements Electriques Moteur

Alain Bost

Maximilien Gentil

Pierre Mollon

Marie-Ange Nalin

Wilfried Pays

The invention relates mainly to an assembly comprising a brush cage and a spiral spring (), the spiral spring () comprising an axis (Y), a wound part () wound about the axis (Y) and an arm () extending from one end of the wound part (), the brush cage comprising at least one lateral wall provided with an opening for the passage of the arm () through the lateral wall so that one end of the arm () can press against at least part of an end face of a brush, wherein the arm () comprises a first portion () of which the width (L) measured along the axis (Y) is different from the width (L) of the wound part () measured along the axis (Y) of the spiral spring ().

Assembly comprising brush cage and spiral spring, and corresponding brush-holder, electric motor and motor vehicle starter

The invention relates mainly to a brush cage () for a brush holder () of an electric motor comprising:&#x2014;two lateral walls () and a connecting wall () connecting the two lateral walls (),&#x2014;in which cage at least one of the lateral walls () has an opening () for the passage of a spring arm,&#x2014;the lateral wall () comprising the opening () having a length (L) measured between a first end () intended to be furthest from a commutator and a second end () intended to be closest to the commutator, wherein the opening () comprises at least a first portion () between the two ends () which widens out towards the second end ().

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L'Isle d'Abeau, France

Alain Bost