Holding down spring for spot-type disc brakes and associated housing and brake shoes
AssigneeAlfred Teves GmbH
InventorsUlrich Klimt, Georg Halasy-Wimmer, Helmut Ruckert, Matthias Jakob
Life of this patent
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Abstract
Various forms of a disc brake hold down spring are disclosed, the spring having two legs disposed in a V-shape and being elastically swingable in respect of each other. In a first form, the legs extend axially and are each formed with a wing loop with one side of the wing being lockable in an undercut opening in the housing while the opposite wing side engages the backplate of at least one brake show. In a second form, the legs extend circumferentially have ends engaging the brake shoes, with a central section received in a brake housing guide opening.
Claims20
A hold down spring arrangement acting on at least one disc brake shoe having a back plate mounted in a brake housing opposite a brake disc, comprising a hold down spring comprising an elongated element having two legs formed therein joined together at one end, said legs extending in the same general direction as the axis of said brake disc but inclined outwardly in a V with respect to each other from said joined ends when in a relaxed condition, and which legs are elastically swingable towards each other;
- each of said legs formed with a first wing comprised of a looped shape of said elongated element, each of said first wings including one axially extending segment and another radially spaced opposite segment connected thereto but extending axially in the reverse direction, said housing having undercut recesses, said one segment of each of said first wings engagable in a respective axial undercut recess in said housing while said another opposite segment of said first wing extends generally axially across and in engagement with said back plate of at least one said brake shoe.
Dependencies are inferred from the claim text.