Frame integrated rear suspension

B - Operations – Transporting – 60 – G

Patent

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Details

B60G 3/24 (2006.01) B60G 7/00 (2006.01) B60G 9/02 (2006.01) B60K 17/16 (2006.01)

Patent

CA 2533724

An integrated rear suspension assembly (5) is fixedly secured to a transmission case (21), rear wheel carriers and frame rails (10) of a motor vehicle. The integrated rear suspension assembly includes a plurality of trailing arms (15) having first and second ends. Each of the first ends is secured to one of the frame rails (10) and each of the second ends is secured to each of the rear wheel carriers. A plurality of control arms (25) is pivotally secured to each of the plurality of trailing arms (15) for controlling the plurality of trailing arms. A compound link member (30) having opposing ends is attached to each of the plurality of trailing arms. The integrated rear suspension assembly also includes a transmission cross member (20) that is fixedly secured to each of the frame rails (10). The transmission cross member includes fixtures that receive and secure the transmission case (21) and each of the plurality of control arms (25) thereto such that the transmission cross member facilitates the integrated rear suspension assembly and the transmission case to be assembled prior to securing said integrated suspension assembly to the frame rails.

L'invention concerne un ensemble suspension arrière intégré (5) qui est solidement fixé à un carter de boîte de vitesses (21), aux supports de roue arrière et aux longerons (10) de cadre de châssis d'un véhicule à moteur. Cet ensemble suspension arrière intégré comprend une pluralité de bras longitudinaux (15) possédant des premières et deuxièmes extrémités. Chacune des premières extrémités est fixée à un des longerons (10) de cadre de châssis et chacune des deuxièmes extrémités est fixée à chacun des supports de roue arrière. Une pluralité de bras de commande (25) sont fixés pivotants à chaque bras longitudinal (15) faisant partie de la pluralité de bras longitudinaux (15) de manière à commander ces derniers. Un élément (30) de liaison de composé possédant des extrémités opposées est relié à chaque bras longitudinal (15) faisant partie de la pluralité de bras longitudinaux (15). Ledit ensemble suspension arrière intégré comprend également un élément transversal de transmission (20) qui est solidement fixé à chacun des longerons (10) de cadre de châssis. Cet élément transversal de transmission comprend des pièces de serrage recevant et fixant le carter de boîte de vitesses (21) à chaque bras de commande (25) faisant partie de la pluralité de bras de commande (25) de façon que ledit élément transversal de transmission facilite l'assemblage de l'ensemble suspension arrière intégré et du carter de boîte de vitesses préalablement à la fixation dudit ensemble suspension intégré aux longerons de cadre de châssis.

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